付 図 ・ 付 表
・分布図の表示は3次メッシュ(約1km×1km)であるが、そのままの縮尺で海岸線と区別がつかなくなるため、大きさを強調してある。したがって、小規模な干潟でも0.5mm程度の大きさになっている。 |
・集計表の単位 面積:ha 比率:% |
・・表2〜4、6、8〜10、12では、同一の藻場が複数のタイプまたは消滅原因で報告されている場合、それぞれのタイプ、消滅原因に同面積が計上されている。このため、それぞれのタイプ、消滅原因の面積を合計すると付表1、7に記した面積よりも多くなっている場合がある。 |
付図1 現存藻場分布図
付図2 消滅藻場分布図
付図3 アマモ場分布図
付図4 ガラモ場分布図
付図5 コンブ場分布図
付図6 アラメ場分布図
付図7 ワカメ場分布図
付図8 テングサ場分布図
付図9 アオサ・ア・オノリ場分布図
付図10 その他の海藻・・草類分布図
付表1 現存藻場及び消滅藻場面積総括表(都道府県別) |
都道府県 | 現存藻場面積(ha) | 消滅藻場面積(ha) |
北 海 道 | 43,167 | 973 |
青 森 | 19,969 | 376 |
岩 手 | 3,080 | 20 |
宮 城 | 5,363 | 56 |
秋 田 | 3,837 | 755 |
山 形 | 152 | 5 |
福 島 | 298 | 0 |
茨 城 | 217 | 13 |
千 葉 | 954 | 10 |
東 京 | 1,074 | 27 |
神 奈 川 | 3,987 | 1 |
新 潟 | 10,145 | 49 |
富 山 | 781 | 5 |
石 川 | 14,761 | 66 |
福 井 | 1,781 | 59 |
静 岡 | 13,791 | 145 |
愛 知 | 956 | 192 |
三 重 | 8,279 | 21 |
京 都 | 257 | 22 |
大 阪 | 287 | 164 |
兵 庫 | 1,654 | 176 |
和 歌 山 | 1,224 | 86 |
鳥 取 | 1,168 | 0 |
島 根 | 245 | 7 |
岡 山 | 934 | 361 |
広 島 | 2,059 | 34 |
山 口 | 7,681 | 81 |
徳 島 | 1,421 | 108 |
香 川 | 1,767 | 242 |
愛 媛 | 6,208 | 31 |
高 知 | 1,799 | 0 |
福 岡 | 5,236 | 2 |
佐 賀 | 1,268 | 1 |
長 崎 | 13,355 | 183 |
熊 本 | 5,972 | 1,391 |
大 分 | 3,990 | 164 |
宮 崎 | 1,610 | 458 |
鹿 児 島 | 3,583 | 88 |
沖 縄 | 6,902 | 31 |
合 計 | 201,212 | 6,403 |
付表2 現存藻場分布状況(都道府県別)
(単位 ha) |
コード | 都道府県名 |
現 存 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(A) | ||||||||||
面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | ||
01 | 北海道 | 17,071 | 30.1 | 4,227 | 7.5 | 26,590 | 46.9 | 854 | 1.5 | 2,980 | 5.3 | 107 | 0.2 | 1,199 | 2.1 | 3,623 | 6.4 | 56,651 |
02 | 青森 | 7,271 | 24.8 | 5,018 | 17.1 | 7,312 | 24.9 | 2,086 | 7.1 | 3,670 | 12.5 | 0 | 0.0 | 513 | 1.8 | 3,439 | 11.7 | 29,309 |
03 | 岩手 | 344 | 11.2 | 40 | 1.3 | 1,055 | 34.3 | 64 | 2.1 | 1,577 | 51.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3,080 |
04 | 宮城 | 1,507 | 19.7 | 881 | 11.5 | 767 | 10.0 | 1,324 | 17.3 | 1,233 | 16.1 | 217 | 2.8 | 406 | 5.3 | 1305 | 17.1 | 7,640 |
05 | 秋田 | 700 | 6.5 | 3,177 | 29.4 | 0 | 0.0 | 1,763 | 16.3 | 2,193 | 20.3 | 1,735 | 16.1 | 569 | 5.3 | 660 | 6.1 | 10,797 |
06 | 山形 | 0 | 0.0 | 152 | 66.7 | 0 | 0.0 | 76 | 33.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 228 |
07 | 福島 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 |
08 | 茨城 | 13 | 4.7 | 129 | 46.6 | 0 | 0.0 | 130 | 46.9 | 5 | 1.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 277 |
12 | 千葉 | 210 | 13.1 | 530 | 33.0 | 0 | 0.0 | 609 | 37.9 | 141 | 8.8 | 116 | 7.2 | 0 | 0.0 | 2 | 0.1 | 1,608 |
13 | 東京 | 0 | 0.0 | 606 | 47.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 664 | 51.7 | 0 | 0.0 | 14 | 1.1 | 1,284 |
14 | 神奈川 | 120 | 2.9 | 83 | 2.0 | 0 | 0.0 | 3,731 | 89.9 | 0 | 0.0 | 214 | 5.2 | 0 | 0.0 | 0 | 0.0 | 4,148 |
15 | 新潟 | 1,669 | 15.4 | 7,561 | 69.9 | 0 | 0.0 | 660 | 6.1 | 57 | 0.5 | 0 | 0.0 | 107 | 1.0 | 767 | 7.1 | 10,821 |
16 | 富山 | 113 | 6.5 | 557 | 32.0 | 0 | 0.0 | 164 | 9.4 | 266 | 15.3 | 512 | 29.4 | 0 | 0.0 | 128 | 7.4 | 1,740 |
17 | 石川 | 2,923 | 17.7 | 11,838 | 71.8 | 0 | 0.0 | 470 | 2.8 | 0 | 0.0 | 1,025 | 6.2 | 0 | 0.0 | 240 | 1.5 | 16,496 |
18 | 福井 | 809 | 14.8 | 1,781 | 32.6 | 0 | 0.0 | 527 | 9.6 | 566 | 10.4 | 0 | 0.0 | 0 | 0.0 | 1,781 | 32.6 | 5,464 |
22 | 静岡 | 730 | 2.0 | 9,168 | 25.3 | 0 | 0.0 | 11,688 | 32.3 | 9,379 | 25.9 | 4,814 | 13.3 | 401 | 1.1 | 0 | 0.0 | 36,180 |
23 | 愛知 | 461 | 48.2 | 394 | 41.2 | 0 | 0.0 | 101 | 10.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 956 |
24 | 三重 | 321 | 1.5 | 3,836 | 18.5 | 0 | 0.0 | 6,408 | 30.9 | 1,381 | 6.7 | 5,051 | 24.4 | 0 | 0.0 | 3,718 | 17.9 | 20,715 |
26 | 京都 | 132 | 51.4 | 114 | 44.4 | 0 | 0.0 | 0 | 0.0 | 8 | 3.1 | 3 | 1.2 | 0 | 0.0 | 0 | 0.0 | 257 |
27 | 大阪 | 0 | 0.0 | 80 | 10.8 | 0 | 0.0 | 2 | 0.3 | 198 | 26.6 | 73 | 9.8 | 192 | 25.8 | 198 | 26.6 | 743 |
28 | 兵庫 | 160 | 9.7 | 566 | 34.2 | 0 | 0.0 | 553 | 33.4 | 218 | 13.2 | 16 | 1.0 | 124 | 7.5 | 17 | 1.0 | 1,654 |
30 | 和歌山 | 82 | 3.8 | 1,026 | 47.6 | 0 | 0.0 | 659 | 30.6 | 11 | 0.5 | 192 | 8.9 | 42 | 1.9 | 144 | 6.7 | 2,156 |
31 | 鳥取 | 0 | 0.0 | 1,168 | 89.0 | 0 | 0.0 | 0 | 0.0 | 144 | 11.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,312 |
32 | 島根 | 21 | 8.6 | 223 | 91.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 0.4 | 245 |
33 | 岡山 | 552 | 58.8 | 340 | 36.2 | 0 | 0.0 | 0 | 0.0 | 3 | 0.3 | 2 | 0.2 | 39 | 4.2 | 2 | 0.2 | 938 |
34 | 広島 | 1,948 | 45.5 | 1,044 | 24.4 | 0 | 0.0 | 7 | 0.2 | 71 | 1.7 | 6 | 0.1 | 153 | 3.6 | 1,050 | 24.5 | 4,279 |
35 | 山口 | 512 | 3.2 | 6,009 | 37.6 | 0 | 0.0 | 6,749 | 42.3 | 735 | 4.6 | 234 | 1.5 | 723 | 4.5 | 1,007 | 6.3 | 15,969 |
36 | 徳島 | 179 | 12.2 | 232 | 15.8 | 0 | 0.0 | 815 | 55.6 | 14 | 1.0 | 166 | 11.3 | 46 | 3.1 | 15 | 1.0 | 1,467 |
37 | 香川 | 942 | 36.4 | 412 | 15.9 | 0 | 0.0 | 0 | 0.0 | 276 | 10.7 | 80 | 3.1 | 836 | 32.3 | 41 | 1.6 | 2,587 |
38 | 愛媛 | 1,778 | 28.6 | 1,431 | 23.1 | 0 | 0.0 | 2,057 | 33.1 | 0 | 0.0 | 19 | 0.3 | 231 | 3.7 | 692 | 11.1 | 6,208 |
39 | 高知 | 0 | 0.0 | 471 | 23.1 | 0 | 0.0 | 762 | 37.3 | 0 | 0.0 | 477 | 23.4 | 311 | 15.2 | 20 | 1.0 | 2,041 |
40 | 福岡 | 0 | 0.0 | 1,083 | 20.7 | 0 | 0.0 | 3,969 | 75.8 | 0 | 0.0 | 8 | 0.2 | 176 | 3.4 | 0 | 0.0 | 5,236 |
41 | 佐賀 | 38 | 1.5 | 1,230 | 49.5 | 0 | 0.0 | 1,216 | 49.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2,484 |
42 | 長崎 | 961 | 4.5 | 10,907 | 50.5 | 0 | 0.0 | 9,709 | 45.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 21,577 |
43 | 熊本 | 395 | 2.2 | 5,775 | 32.7 | 0 | 0.0 | 4,256 | 24.1 | 5,154 | 29.1 | 1,869 | 10.6 | 73 | 0.4 | 162 | 0.9 | 17,684 |
44 | 大分 | 299 | 4.1 | 1,368 | 18.7 | 0 | 0.0 | 1,480 | 20.2 | 54 | 0.7 | 705 | 9.6 | 2,467 | 33.7 | 956 | 13.0 | 7,329 |
45 | 宮崎 | 10 | 0.5 | 844 | 40.7 | 0 | 0.0 | 160 | 7.7 | 104 | 5.0 | 526 | 25.3 | 156 | 7.5 | 276 | 13.3 | 2,076 |
46 | 鹿児島 | 291 | 5.8 | 1,381 | 27.4 | 0 | 0.0 | 1,136 | 22.5 | 943 | 18.7 | 193 | 3.8 | 345 | 6.8 | 751 | 14.9 | 5,040 |
47 | 沖縄 | 6,902 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6,902 |
合計 |
49,464 | 15.7 | 85,682 | 27.1 | 35,724 | 11.3 | 64,483 | 20.4 | 31,381 | 9.9 | 19,024 | 6.0 | 9,109 | 2.9 | 21,009 | 6.7 | 315,876 |
注)藻場タイプが複数示されている場合は、複数のタイプに各々同面積が加算されている。
付表3 消滅藻場分布状況(都道府県別)
(単位 ha) |
コード | 都道府県名 |
消 滅 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(B) | ||||||||||
面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | ||
01 | 北海道 | 215 | 19.1 | 114 | 10.1 | 476 | 42.2 | 16 | 1.4 | 245 | 21.7 | 2 | 0.2 | 1 | 0.1 | 58 | 5.1 | 1,127 |
02 | 青森 | 369 | 98.1 | 7 | 1.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 376 |
03 | 岩手 | 5 | 25.0 | 2 | 10.0 | 13 | 65.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 |
04 | 宮城 | 3 | 5.4 | 17 | 30.4 | 18 | 32.1 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 18 | 32.1 | 56 |
05 | 秋田 | 0 | 0.0 | 163 | 12.5 | 0 | 0.0 | 157 | 12.0 | 268 | 20.6 | 592 | 45.4 | 9 | 0.7 | 114 | 8.7 | 1,303 |
06 | 山形 | 0 | 0.0 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
07 | 福島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
08 | 茨城 | 0 | 0.0 | 5 | 27.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 | 72.2 | 18 |
12 | 千葉 | 0 | 0.0 | 9 | 40.9 | 0 | 0.0 | 7 | 31.8 | 6 | 27.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 22 |
13 | 東京 | 0 | 0.0 | 14 | 37.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 22 | 59.5 | 0 | 0.0 | 1 | 2.7 | 37 |
14 | 神奈川 | 1 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 |
15 | 新潟 | 11 | 22.4 | 38 | 77.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 49 |
16 | 富山 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 5 |
17 | 石川 | 10 | 15.2 | 56 | 84.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 66 |
18 | 福井 | 33 | 19.5 | 59 | 34.9 | 0 | 0.0 | 2 | 1.2 | 16 | 9.5 | 0 | 0.0 | 0 | 0.0 | 59 | 34.9 | 169 |
22 | 静岡 | 0 | 0.0 | 51 | 16.3 | 0 | 0.0 | 145 | 46.5 | 65 | 20.8 | 0 | 0.0 | 51 | 16.3 | 0 | 0.0 | 312 |
23 | 愛知 | 169 | 88.0 | 23 | 12.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 192 |
24 | 三重 | 21 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 21 |
26 | 京都 | 15 | 68.2 | 7 | 31.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 22 |
27 | 大阪 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 118 | 82.5 | 25 | 17.5 | 143 |
28 | 兵庫 | 16 | 9.1 | 1 | 0.6 | 0 | 0.0 | 1 | 0.6 | 47 | 26.7 | 4 | 2.3 | 103 | 58.5 | 4 | 2.3 | 176 |
30 | 和歌山 | 0 | 0.0 | 57 | 62.6 | 0 | 0.0 | 34 | 37.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 91 |
31 | 鳥取 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
32 | 島根 | 4 | 57.1 | 1 | 14.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 28.6 | 7 |
33 | 岡山 | 316 | 87.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 45 | 12.5 | 361 |
34 | 広島 | 18 | 52.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 14 | 41.2 | 2 | 5.9 | 34 |
35 | 山口 | 50 | 32.9 | 50 | 32.9 | 0 | 0.0 | 18 | 11.8 | 0 | 0.0 | 0 | 0.0 | 22 | 14.5 | 12 | 7.9 | 152 |
36 | 徳島 | 7 | 6.5 | 12 | 11.1 | 0 | 0.0 | 10 | 9.3 | 0 | 0.0 | 9 | 8.3 | 55 | 50.9 | 15 | 13.9 | 108 |
37 | 香川 | 159 | 65.4 | 62 | 25.5 | 0 | 0.0 | 0 | 0.0 | 17 | 7.0 | 0 | 0.0 | 0 | 0.0 | 5 | 2.1 | 243 |
38 | 愛媛 | 4 | 12.9 | 2 | 6.5 | 0 | 0.0 | 8 | 25.8 | 0 | 0.0 | 0 | 0.0 | 17 | 54.8 | 0 | 0.0 | 31 |
39 | 高知 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
40 | 福岡 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
41 | 佐賀 | 1 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 |
42 | 長崎 | 0 | 0.0 | 177 | 81.6 | 0 | 0.0 | 40 | 18.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 217 |
43 | 熊本 | 444 | 10.6 | 1,252 | 30.0 | 0 | 0.0 | 851 | 20.4 | 868 | 20.8 | 742 | 17.8 | 19 | 0.5 | 0 | 0.0 | 4,176 |
44 | 大分 | 60 | 22.7 | 85 | 32.2 | 0 | 0.0 | 87 | 33.0 | 0 | 0.0 | 1 | 0.4 | 18 | 6.8 | 13 | 4.9 | 264 |
45 | 宮崎 | 44 | 9.0 | 37 | 7.6 | 0 | 0.0 | 309 | 63.1 | 18 | 3.7 | 11 | 2.2 | 55 | 11.2 | 16 | 3.3 | 490 |
46 | 鹿児島 | 71 | 80.7 | 9 | 10.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 7 | 8.0 | 1 | 1.1 | 88 |
47 | 沖縄 | 31 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 31 |
合計 |
2,077 | 19.9 | 2,315 | 22.2 | 507 | 4.9 | 1,687 | 16.2 | 1,550 | 14.9 | 1,388 | 13.3 | 489 | 4.7 | 403 | 3.9 | 1,0416 |
注)藻場タイプが複数示されている場合は、複数タイプに各々同面積が加算されている。
付表4 現存+消滅藻場分布状況(都道府県別)
(単位 ha) |
コード | 都道府県名 |
現 存 + 消 滅 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(C) | ||||||||||
面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | ||
01 | 北海道 | 17,286 | 29.9 | 4,341 | 7.5 | 27,066 | 46.8 | 870 | 1.5 | 3,225 | 5.6 | 109 | 0.2 | 1,200 | 2.1 | 3,681 | 6.4 | 57,778 |
02 | 青森 | 7,640 | 25.7 | 5,025 | 16.9 | 7,312 | 24.6 | 2,086 | 7.0 | 3,670 | 12.4 | 0 | 0.0 | 513 | 1.7 | 3,439 | 11.6 | 29,685 |
03 | 岩手 | 349 | 11.3 | 42 | 1.4 | 1,068 | 34.5 | 64 | 2.1 | 1,577 | 50.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3,100 |
04 | 宮城 | 1,510 | 19.6 | 898 | 11.7 | 785 | 10.2 | 1,324 | 17.2 | 1,233 | 16.0 | 217 | 2.8 | 406 | 5.3 | 1,323 | 17.2 | 7,696 |
05 | 秋田 | 700 | 5.8 | 3,340 | 27.6 | 0 | 0.0 | 1,920 | 15.9 | 2,461 | 20.3 | 2,327 | 19.2 | 578 | 4.8 | 774 | 6.4 | 12,100 |
06 | 山形 | 0 | 0.0 | 157 | 67.4 | 0 | 0.0 | 76 | 32.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 233 |
07 | 福島 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 |
08 | 茨城 | 13 | 4.4 | 134 | 45.4 | 0 | 0.0 | 130 | 44.1 | 5 | 1.7 | 0 | 0.0 | 0 | 0.0 | 13 | 4.4 | 295 |
12 | 千葉 | 210 | 12.9 | 539 | 33.1 | 0 | 0.0 | 616 | 37.8 | 147 | 9.0 | 116 | 7.1 | 0 | 0.0 | 2 | 0.0 | 1,630 |
13 | 東京 | 0 | 0.0 | 620 | 46.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 686 | 51.9 | 0 | 0.0 | 15 | 1.1 | 1,321 |
14 | 神奈川 | 121 | 2.9 | 83 | 2.0 | 0 | 0.0 | 3,731 | 89.9 | 0 | 0.0 | 214 | 5.2 | 0 | 0.0 | 0 | 0.0 | 4,149 |
15 | 新潟 | 1,680 | 15.5 | 7,599 | 69.9 | 0 | 0.0 | 660 | 6.1 | 57 | 0.5 | 0 | 0.0 | 107 | 1.0 | 767 | 7.1 | 10,870 |
16 | 富山 | 113 | 6.5 | 557 | 31.9 | 0 | 0.0 | 164 | 9.4 | 266 | 15.2 | 517 | 29.6 | 0 | 0.0 | 128 | 7.3 | 1,745 |
17 | 石川 | 2,933 | 17.7 | 11,894 | 71.8 | 0 | 0.0 | 470 | 2.8 | 0 | 0.0 | 1,025 | 6.2 | 0 | 0.0 | 240 | 1.4 | 16,562 |
18 | 福井 | 842 | 14.9 | 1,840 | 32.7 | 0 | 0.0 | 529 | 9.4 | 582 | 10.3 | 0 | 0.0 | 0 | 0.0 | 1,840 | 32.7 | 5,633 |
22 | 静岡 | 730 | 2.0 | 9,219 | 25.3 | 0 | 0.0 | 11,833 | 32.4 | 9,444 | 25.9 | 4,814 | 13.2 | 452 | 1.2 | 0 | 0.0 | 36,492 |
23 | 愛知 | 630 | 54.9 | 417 | 36.3 | 0 | 0.0 | 101 | 8.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,148 |
24 | 三重 | 342 | 1.6 | 3,836 | 18.5 | 0 | 0.0 | 6,408 | 30.9 | 1,381 | 6.7 | 5,051 | 24.4 | 0 | 0.0 | 3,718 | 17.9 | 20,736 |
26 | 京都 | 147 | 52.7 | 121 | 43.4 | 0 | 0.0 | 0 | 0.0 | 8 | 2.9 | 3 | 1.1 | 0 | 0.0 | 0 | 0.0 | 279 |
27 | 大阪 | 0 | 0.0 | 80 | 9.0 | 0 | 0.0 | 2 | 0.2 | 198 | 22.3 | 73 | 8.2 | 310 | 35.0 | 223 | 25.2 | 886 |
28 | 兵庫 | 176 | 9.6 | 567 | 31.0 | 0 | 0.0 | 554 | 30.3 | 265 | 14.5 | 20 | 1.1 | 227 | 12.4 | 21 | 1.1 | 1,830 |
30 | 和歌山 | 82 | 3.6 | 1,083 | 48.2 | 0 | 0.0 | 693 | 30.8 | 11 | 0.5 | 192 | 8.5 | 42 | 1.9 | 144 | 6.4 | 2,247 |
31 | 鳥取 | 0 | 0.0 | 1,168 | 89.0 | 0 | 0.0 | 0 | 0.0 | 144 | 11.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,312 |
32 | 島根 | 25 | 10.3 | 224 | 88.9 | 0 | 0.0 | 2 | 0.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 | 1.2 | 252 |
33 | 岡山 | 868 | 66.8 | 340 | 26.2 | 0 | 0.0 | 0 | 0.0 | 3 | 0.2 | 2 | 0.2 | 39 | 3.0 | 47 | 3.6 | 1,299 |
34 | 広島 | 1,966 | 45.6 | 1,044 | 24.2 | 0 | 0.0 | 7 | 0.2 | 71 | 1.6 | 6 | 0.1 | 167 | 3.9 | 1,052 | 24.4 | 4,313 |
35 | 山口 | 562 | 3.5 | 6,059 | 37.6 | 0 | 0.0 | 6,767 | 42.0 | 735 | 4.6 | 234 | 1.5 | 745 | 4.6 | 1,019 | 6.3 | 16,121 |
36 | 徳島 | 186 | 11.8 | 244 | 15.5 | 0 | 0.0 | 825 | 52.4 | 14 | 0.9 | 175 | 11.1 | 101 | 6.4 | 30 | 1.9 | 1,575 |
37 | 香川 | 1,101 | 38.9 | 474 | 16.7 | 0 | 0.0 | 0 | 0.0 | 293 | 10.4 | 80 | 2.8 | 836 | 29.5 | 46 | 1.6 | 2,830 |
38 | 愛媛 | 1,782 | 28.6 | 1,433 | 23.0 | 0 | 0.0 | 2,065 | 33.1 | 0 | 0.0 | 19 | 0.3 | 248 | 4.0 | 692 | 11.1 | 6,239 |
39 | 高知 | 0 | 0.0 | 471 | 23.1 | 0 | 0.0 | 762 | 37.3 | 0 | 0.0 | 477 | 23. | 311 | 15.2 | 20 | 1.0 | 2,041 |
40 | 福岡 | 0 | 0.0 | 1,083 | 20.7 | 0 | 0.0 | 3,971 | 75.8 | 0 | 0.0 | 8 | 0.2 | 176 | 3.4 | 0 | 0.0 | 5,238 |
41 | 佐賀 | 39 | 1.6 | 1,230 | 49.5 | 0 | 0.0 | 1,216 | 48.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2,485 |
42 | 長崎 | 961 | 4.4 | 11,084 | 50.9 | 0 | 0.0 | 9,749 | 44.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 21,794 |
43 | 熊本 | 839 | 3.8 | 7,027 | 32.1 | 0 | 0.0 | 5,107 | 23.4 | 6,022 | 27.5 | 2,611 | 11.9 | 92 | 0.4 | 162 | 0.7 | 21,860 |
44 | 大分 | 359 | 4.7 | 1,453 | 19.1 | 0 | 0.0 | 1,567 | 20.6 | 54 | 0.7 | 706 | 9.3 | 2,485 | 32.7 | 969 | 12.8 | 7,593 |
45 | 宮崎 | 54 | 2.1 | 881 | 34.3 | 0 | 0.0 | 469 | 18.3 | 122 | 4.8 | 537 | 20.9 | 211 | 8.2 | 292 | 11.4 | 2,566 |
46 | 鹿児島 | 362 | 7.1 | 1,390 | 27.1 | 0 | 0.0 | 1,136 | 22.2 | 943 | 18.4 | 193 | 3.8 | 352 | 6.9 | 752 | 14.7 | 5,128 |
47 | 沖縄 | 6,933 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6,933 |
合計 |
51,541 | 15.8 | 87,997 | 27.0 | 36,231 | 11.1 | 66,172 | 20.3 | 32,931 | 10.1 | 20,412 | 6.3 | 9,598 | 2.9 | 21,412 | 6.6 | 326,292 |
注)藻場タイプが複数示されている場合は、複数タイプに各々同面積が加算されている。
付表5 消滅比率(都道府県別)
コード | 都道府県名 |
消滅比率(消滅/現存+消滅) |
||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ | アオサ・アオノリ | その他 | 合計 | ||
01 | 北海道 | 1.2 | 2.6 | 1.8 | 1.8 | 7.6 | 1.8 | 0.1 | 1.6 | 2.2 |
02 | 青森 | 4.8 | 0.1 | 0.0 | 0.0 | 0.0 | --- | 0.0 | 0.0 | 1.8 |
03 | 岩手 | 1.4 | 4.8 | 1.2 | 0.0 | 0.0 | --- | --- | --- | 0.6 |
04 | 宮城 | 0.2 | 1.9 | 2.3 | 0.0 | 0.0 | 0.0 | 0.0 | 1.4 | 1.0 |
05 | 秋田 | 0.0 | 4.9 | --- | 8.2 | 10.9 | 25.4 | 1.6 | 14.7 | 16.4 |
06 | 山形 | --- | 3.2 | --- | 0.0 | --- | --- | --- | --- | 3.2 |
07 | 福島 | --- | --- | --- | 0.0 | --- | --- | --- | --- | 0.0 |
08 | 茨城 | 0. | 3.7 | --- | 0.0 | 0.0 | --- | --- | 100.0 | 5.7 |
12 | 千葉 | 0.0 | 1.7 | --- | 1.1 | 4.1 | 0.0 | --- | 0.0 | 1.0 |
13 | 東京 | --- | 2.3 | --- | --- | --- | 3.2 | --- | 6.7 | 2.5 |
14 | 神奈川 | 0.8 | 0.0 | --- | 0.0 | --- | 0.0 | --- | --- | 0.0 |
15 | 新潟 | 0.7 | 0.5 | --- | 0.0 | 0.0 | --- | 0.0 | 0.0 | 0.5 |
16 | 富山 | 0.0 | 0.0 | --- | 0.0 | 0.0 | 1.0 | --- | 0.0 | 0.6 |
17 | 石川 | 0.3 | 0.5 | --- | 0.0 | --- | 0.0 | --- | 0.0 | 0.4 |
18 | 福井 | 3.9 | 3.2 | --- | 0.4 | 2.7 | --- | --- | 3.2 | 3.2 |
22 | 静岡 | 0.0 | 0.6 | --- | 1.2 | 0.7 | 0.0 | 11.3 | --- | 1.0 |
23 | 愛知 | 26.8 | 5.5 | --- | 0.0 | --- | --- | --- | --- | 16.7 |
24 | 三重 | 6.1 | 0.0 | --- | 0.0 | 0.0 | 0.0 | --- | 0.0 | 0.3 |
26 | 京都 | 10.2 | 5.8 | --- | --- | 0.0 | 0.0 | --- | --- | 7.9 |
27 | 大阪 | --- | 0.0 | --- | 0.0 | 0.0 | 0.0 | 38.1 | 11.2 | 36.4 |
28 | 兵庫 | 9.1 | 0.2 | --- | 0.2 | 17.7 | 20.0 | 45.4 | 19.0 | 9.6 |
30 | 和歌山 | 0.0 | 5.3 | --- | 4.9 | 0.0 | 0.0 | 0.0 | 0.0 | 6.6 |
31 | 鳥取 | --- | 0.0 | --- | --- | 0.0 | --- | --- | --- | 0.0 |
32 | 島根 | 16.0 | 0.5 | --- | 0.0 | --- | --- | --- | 66.7 | 2.8 |
33 | 岡山 | 36.4 | 0.0 | --- | --- | 0.0 | 0.0 | 0.0 | 95.7 | 27.9 |
34 | 広島 | 0.9 | 0.0 | --- | 0.0 | 0.0 | 0.0 | 8.4 | 0.2 | 1.6 |
35 | 山口 | 8.9 | 0.8 | --- | 0.3 | 0.0 | 0.0 | 3.0 | 1.2 | 1.0 |
36 | 徳島 | 3.8 | 4.9 | --- | 1.2 | 0.0 | 5.1 | 54.5 | 50.0 | 7.1 |
37 | 香川 | 14.4 | 13.1 | --- | --- | 5.8 | 0.0 | 0.0 | 10.9 | 12.0 |
38 | 愛媛 | 0.2 | 0.1 | --- | 0.4 | --- | 0.0 | 6.9 | 0.0 | 0.5 |
39 | 高知 | --- | 0.0 | --- | 0.0 | --- | 0.0 | 0.0 | 0.0 | 0.0 |
40 | 福岡 | --- | 0.0 | --- | 0.1 | --- | 0.0 | 0.0 | --- | 0.0 |
41 | 佐賀 | 2.6 | 0.0 | --- | 0.0 | --- | --- | --- | --- | 0.1 |
42 | 長崎 | 0.0 | 1.6 | --- | 0.4 | --- | --- | --- | --- | 1.4 |
43 | 熊本 | 52.9 | 17.8 | --- | 16.7 | 14.4 | 28.4 | 20.7 | 0.0 | 18.9 |
44 | 大分 | 16.7 | 5.8 | --- | 5.6 | 0.0 | 0.1 | 0.7 | 1.3 | 3.9 |
45 | 宮崎 | 81.5 | 4.2 | --- | 65.9 | 14.8 | 2.0 | 26.1 | 5.5 | 22.1 |
46 | 鹿児島 | 19.6 | 0.6 | --- | 0.0 | 0.0 | 0.0 | 2.0 | 0.1 | 2.4 |
47 | 沖縄 | 0.4 | --- | --- | --- | --- | --- | --- | --- | 0.4 |
合計 |
4.0 | 2.6 | 1.4 | 2.5 | 4.7 | 6.8 | 5.1 | 1.9 | 3.1 |
注)藻場タイプごとの消滅比率は、付表4の現存+藻場面積に対する付表3の消滅藻場面積の比率である。 同一の藻場が複数のタイプで報告されている場合には、それぞれのタイプに同面積が計上されているため、 合計面積は実際の面積よりも多くなっている場合がある。このため、「合「計」」欄の消滅比率は付表3、4 の値ではなく、付表1の現存、消滅藻場面積を用いて求めている。 |
付表6 消滅原因別分布状況(都道府県)
(単位 ha) |
コード | 都道府県名 |
消 滅 原 因 |
||||||||||
埋立等直接改変 | 磯焼け | 乱獲 | その他海況変化等 | 不明 | 合計 | |||||||
面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | ||
01 | 北海道 | 388 | 27.8 | 394 | 28.3 | 31 | 2.2 | 442 | 31.7 | 139 | 10.0 | 1394 |
02 | 青森 | 9 | 2.4 | 0 | 0.0 | 0 | 0.0 | 367 | 97.6 | 0 | 0.0 | 376 |
03 | 岩手 | 20 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 |
04 | 宮城 | 0 | 0.0 | 56 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 56 |
05 | 秋田 | 202 | 25.7 | 105 | 13.4 | 0 | 0.0 | 0 | 0.0 | 478 | 60.9 | 785 |
06 | 山形 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
07 | 福島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
08 | 茨城 | 13 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 |
12 | 千葉 | 10 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10 |
13 | 東京 | 16 | 59.3 | 2 | 7.4 | 0 | 0.0 | 0 | 0.0 | 9 | 33.3 | 27 |
14 | 神奈川 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 100.0 | 0 | 0.0 | 1 |
15 | 新潟 | 18 | 36.7 | 0 | 0.0 | 0 | 0.0 | 20 | 40.8 | 11 | 22.4 | 49 |
16 | 富山 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
17 | 石川 | 66 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 66 |
18 | 福井 | 59 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 59 |
22 | 静岡 | 0 | 0.0 | 91 | 62.8 | 0 | 0.0 | 54 | 37.2 | 0 | 0.0 | 145 |
23 | 愛知 | 90 | 46.9 | 0 | 0.0 | 0 | 0.0 | 4 | 2.1 | 98 | 51.0 | 192 |
24 | 三重 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 17 | 81.0 | 4 | 19.0 | 21 |
26 | 京都 | 0 | 0.0 | 22 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 22 |
27 | 大阪 | 183 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 183 |
28 | 兵庫 | 176 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 176 |
30 | 和歌山 | 25 | 29.1 | 61 | 70.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 86 |
31 | 鳥取 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
32 | 島根 | 3 | 42.9 | 0 | 0.0 | 0 | 0.0 | 4 | 57.1 | 0 | 0.0 | 7 |
33 | 岡山 | 24 | 6.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 337 | 93.4 | 361 |
34 | 広島 | 11 | 28.2 | 0 | 0.0 | 0 | 0.0 | 10 | 25.6 | 18 | 46.2 | 39 |
35 | 山口 | 38 | 33.9 | 0 | 0.0 | 0 | 0.0 | 32 | 28.6 | 42 | 37.5 | 112 |
36 | 徳島 | 12 | 11.3 | 7 | 6.6 | 0 | 0.0 | 73 | 68.9 | 14 | 13.2 | 106 |
37 | 香川 | 58 | 24.0 | 0 | 0.0 | 0 | 0.0 | 3 | 1.2 | 181 | 74.8 | 242 |
38 | 愛媛 | 31 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 31 |
39 | 高知 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
40 | 福岡 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 100.0 | 2 |
41 | 佐賀 | 1 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 |
42 | 長崎 | 65 | 35.5 | 105 | 57.4 | 0 | 0.0 | 6 | 3.3 | 7 | 3.8 | 183 |
43 | 熊本 | 212 | 15.2 | 172 | 12.4 | 0 | 0.0 | 7 | 0.5 | 1000 | 71.9 | 1391 |
44 | 大分 | 81 | 49.4 | 1 | 0.6 | 0 | 0.0 | 0 | 0.0 | 82 | 50.0 | 164 |
45 | 宮崎 | 66 | 14.4 | 0 | 0.0 | 0 | 0.0 | 23 | 5.0 | 369 | 80.6 | 458 |
46 | 鹿児島 | 34 | 38.6 | 0 | 0.0 | 0 | 0.0 | 54 | 61.4 | 0 | 0.0 | 88 |
47 | 沖縄 | 21 | 67.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10 | 32.3 | 31 |
合計 | 1942 | 28.1 | 1016 | 14.7 | 31 | 0.4 | 1117 | 16.2 | 2801 | 40.6 | 6907 |
注)消滅原因が複数示されている場合は、複数のタイプに各々同面積が加算されている。
付表7 現存藻場及び消滅藻場面積総括表(海域別)
(ha) |
コード | 海域 | 現存藻場 | 消滅藻場 | コード | 海域 | 現存藻場 | 消滅藻場 |
101 | 宗谷 | 6,100 | 258 | 509 | 熊野灘 | 6,646 | 54 |
102 | 網走 | 5,973 | 7 | 510 | 伊豆七島北 | 329 | 27 |
103 | 根室 | 6,027 | 3 | 511 | 伊豆七島南 | 745 | 0 |
104 | 釧路 | 10,263 | 0 | 530 | 小笠原群島 | - | - |
105 | 十勝 | 236 | 36 | 550 | 火山列島 | - | - |
106 | 日高 | 3,192 | 8 | 601 | 和歌山 | 480 | 23 |
107 | 胆振 | 478 | 0 | 602 | 徳島 | 900 | 21 |
108 | 渡島 | 4,112 | 341 | 603 | 土佐湾 | 2,274 | 0 |
109 | 桧山 | 3,561 | 10 | 604 | 日向灘 | 1,574 | 436 |
110 | 後志 | 1,159 | 198 | 701 | 周防灘西 | 2,340 | 17 |
111 | 石狩 | 585 | 4 | 702 | 周防灘東 | 950 | 26 |
112 | 留萌 | 1,481 | 108 | 703 | 伊予灘西 | 740 | 0 |
113 | 国後択捉歯舞色丹 | - | - | 704 | 別府湾 | 227 | 142 |
201 | 青森 | 3,275 | 0 | 705 | 豊後水道 | 2,446 | 4 |
202 | 秋田 | 3,837 | 755 | 706 | 伊予灘東 | 1,042 | 49 |
203 | 山形 | 152 | 5 | 707 | 広島湾 | 266 | 9 |
204 | 新潟 | 2,839 | 5 | 708 | 安芸湾 | 2,125 | 9 |
205 | 佐渡 | 7,306 | 44 | 709 | 備後灘 | 585 | 29 |
206 | 富山湾 | 781 | 5 | 710 | 燧灘 | 1,860 | 20 |
207 | 能登半島 | 14761 | 66 | 711 | 備讃瀬戸西 | 1,310 | 79 |
301 | 陸奥湾 | 7,,073 | 374 | 712 | 備讃瀬戸東 | 914 | 250 |
302 | 津軽海峡 | 8,744 | 2 | 713 | 播磨灘北 | 511 | 377 |
303 | 下北半島東 | 877 | 0 | 714 | 播磨灘南 | 394 | 22 |
304 | 三陸海岸 | 3,080 | 20 | 715 | 大阪湾北 | 62 | 42 |
305 | 宮城三陸海岸 | 3,014 | 38 | 716 | 大阪湾南 | 372 | 168 |
306 | 仙台湾 | 2,349 | 18 | 717 | 紀伊水道西 | 802 | 78 |
307 | 福島 | 298 | 0 | 718 | 紀伊水道東 | 568 | 13 |
308 | 鹿島灘 | 217 | 13 | 801 | 響灘 | 7,137 | 15 |
401 | 若狭湾 | 2,038 | 81 | 802 | 博多湾 | 857 | 2 |
402 | 兵庫 | 549 | 0 | 803 | 唐津伊万里 | 6,366 | 7 |
403 | 鳥取 | 1,168 | 0 | 804 | 大村湾 | 1,676 | 0 |
404 | 島根 | 159 | 2 | 805 | 長崎 | 759 | 88 |
405 | 北長門 | 3,328 | 3 | 806 | 天草灘 | 5,574 | 948 |
406 | 隠岐 | 86 | 5 | 807 | 有明海 | 1,640 | 426 |
407 | 竹島 | - | - | 808 | 八代海 | 1,339 | 19 |
501 | 房総 | 599 | 4 | 809 | 薩摩 | 1,747 | 4 |
502 | 東京湾 | 1,477 | 6 | 810 | 鹿児島湾 | 340 | 82 |
503 | 相模湾 | 2,865 | 1 | 811 | 大隈 | 277 | 23 |
504 | 伊豆 | 4,826 | 14 | 812 | 対馬 | 1,216 | 0 |
505 | 駿河湾 | 8,238 | 131 | 813 | 五島 | 4,142 | 89 |
506 | 遠州灘 | 828 | 0 | 850 | 沖縄島 | 1,282 | 4 |
507 | 伊勢湾 | 2,209 | 40 | 870 | 宮古列島 | 1,529 | 11 |
508 | 三河湾 | 638 | 169 | 880 | 八重山列島 | 4,091 | 16 |
合 計 |
201,212 | 6,403 |
付表8 現存藻場分布状況(海域別)
(単位 ha) |
コード | 海域 |
現 存 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(A) | ||||||||||
面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | 対(A)率 | 面積 | ||
101 | 宗谷 | 1,369 | 22.4 | 73 | 1.2 | 4,658 | 76.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6,100 |
102 | 網走 | 5,718 | 95.7 | 0 | 0.0 | 255 | 4.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5,973 |
103 | 根室 | 3,475 | 55.7 | 272 | 4.4 | 2,269 | 36.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 81 | 1.3 | 141 | 2.3 | 6,238 |
104 | 釧路 | 2,800 | 27.3 | 0 | 0.0 | 7,463 | 72.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10,263 |
105 | 十勝 | 0 | 0.0 | 0 | 0.0 | 236 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 236 |
106 | 日高 | 2,854 | 21.4 | 2,702 | 20.2 | 3,192 | 23.9 | 544 | 4.1 | 328 | 2.5 | 0 | 0.0 | 540 | 4.0 | 3192 | 23.9 | 13,352 |
107 | 胆振 | 0 | 0.0 | 0 | 0.0 | 426 | 89.1 | 0 | 0.0 | 52 | 10.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 478 |
108 | 渡島 | 780 | 10.8 | 1,108 | 15.3 | 3,365 | 46.6 | 310 | 4.3 | 1,209 | 16.7 | 107 | 1.5 | 228 | 3.2 | 118 | 1.6 | 7,225 |
109 | 檜山 | 0 | 0.0 | 0 | 0.0 | 3248 | 91.2 | 0 | 0.0 | 313 | 8.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3,561 |
110 | 後志 | 75 | 6.5 | 47 | 4.1 | 152 | 13.1 | 0 | 0.0 | 848 | 73.2 | 0 | 0.0 | 30 | 2.6 | 7 | 0.6 | 1,159 |
111 | 石狩 | 0 | 0.0 | 0 | 0.0 | 154 | 26.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 320 | 54.7 | 111 | 19.0 | 585 |
112 | 留萌 | 0 | 0.0 | 25 | 1.7 | 1,172 | 79.1 | 0 | 0.0 | 230 | 15.5 | 0 | 0.0 | 0 | 0.0 | 54 | 3.6 | 1,481 |
113 | 国後択捉歯舞色丹 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
201 | 青森 | 0 | 0.0 | 3,275 | 32.5 | 828 | 8.2 | 152 | 1.5 | 2,668 | 26.5 | 0 | 0.0 | 0 | 0.0 | 3152 | 31.3 | 10,075 |
202 | 秋田 | 700 | 6.5 | 3,177 | 29.4 | 0 | 0.0 | 1,763 | 16.3 | 2,193 | 20.3 | 1,735 | 16.1 | 569 | 5.3 | 660 | 6.1 | 10,797 |
203 | 山形 | 0 | 0.0 | 152 | 66.7 | 0 | 0.0 | 76 | 33.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 228 |
204 | 新潟 | 986 | 15.6 | 4,078 | 64.5 | 0 | 0.0 | 521 | 8.2 | 0 | 0.0 | 0 | 0.0 | 107 | 1.7 | 632 | 10.0 | 6324 |
205 | 佐渡 | 683 | 15.2 | 3,483 | 77.5 | 0 | 0.0 | 139 | 3.1 | 57 | 1.3 | 0 | 0.0 | 0 | 0.0 | 135 | 3.0 | 4,497 |
206 | 富山湾 | 113 | 6.5 | 557 | 32.0 | 0 | 0.0 | 164 | 9.4 | 266 | 15.3 | 512 | 29.4 | 0 | 0.0 | 128 | 7.4 | 1,740 |
207 | 能登半島 | 2,923 | 17.7 | 1,1838 | 71.8 | 0 | 0.0 | 470 | 2.8 | 0 | 0.0 | 1,025 | 6.2 | 0 | 0.0 | 240 | 1.5 | 16,496 |
301 | 陸奥湾 | 6,862 | 77.0 | 813 | 9.1 | 240 | 2.7 | 0 | 0.0 | 194 | 2.2 | 0 | 0.0 | 513 | 5.8 | 287 | 3.2 | 8,909 |
302 | 津軽海峡 | 409 | 4.4 | 930 | 10.1 | 5,543 | 60.2 | 1,934 | 21.0 | 385 | 4.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 9,201 |
303 | 下北半島東 | 0 | 0.0 | 0 | 0.0 | 701 | 62.4 | 0 | 0.0 | 423 | 37.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,124 |
304 | 三陸海岸 | 344 | 11.2 | 40 | 1.3 | 1,055 | 34.3 | 64 | 2.1 | 1,577 | 51.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3,080 |
305 | 宮城三陸海岸 | 210 | 5.2 | 419 | 10.4 | 763 | 18.9 | 751 | 18.6 | 559 | 13.8 | 139 | 3.4 | 166 | 4.1 | 1038 | 25.7 | 4,045 |
306 | 仙台湾 | 1,297 | 36.1 | 462 | 12.9 | 4 | 0.1 | 573 | 15.9 | 674 | 18.7 | 78 | 2.2 | 240 | 6.7 | 267 | 7.4 | 3,595 |
307 | 福島 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 298 |
308 | 鹿島灘 | 13 | 4.7 | 129 | 46.6 | 0 | 0.0 | 130 | 46.9 | 5 | 1.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 277 |
401 | 若狭灘 | 941 | 16.4 | 1,895 | 33.1 | 0 | 0.0 | 527 | 9.2 | 574 | 10.0 | 3 | 0.1 | 0 | 0.0 | 1781 | 31.1 | 5,721 |
402 | 兵庫 | 0 | 0.0 | 514 | 93.6 | 0 | 0.0 | 20 | 3.6 | 15 | 2.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 549 |
403 | 鳥取 | 0 | 0.0 | 1,168 | 89.0 | 0 | 0.0 | 0 | 0.0 | 144 | 11.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,312 |
404 | 島根 | 1 | 0.7 | 158 | 99.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 159 |
405 | 北長門 | 6 | 0.1 | 3,084 | 46.9 | 0 | 0.0 | 3,182 | 48.4 | 231 | 3.5 | 55 | 0.8 | 12 | 0.2 | 11 | 0.2 | 6,581 |
406 | 隠岐 | 20 | 24.1 | 65 | 75.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 1.2 | 86 |
407 | 竹島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
501 | 房総 | 0 | 0.0 | 419 | 38.7 | 0 | 0.0 | 487 | 45.0 | 61 | 5.6 | 116 | 10.7 | 0 | 0.0 | 0 | 0.0 | 1,083 |
502 | 東京湾 | 260 | 15.7 | 176 | 10.6 | 0 | 0.0 | 1,136 | 68.7 | 80 | 4.8 | 0 | 0.0 | 0 | 0.0 | 2 | 0.1 | 1,654 |
503 | 相模湾 | 70 | 2.3 | 18 | 0.6 | 0 | 0.0 | 2,717 | 90.0 | 0 | 0.0 | 214 | 7.1 | 0 | 0.0 | 0 | 0.0 | 3,019 |
504 | 伊豆 | 0 | 0.0 | 1,109 | 10.4 | 0 | 0.0 | 3,476 | 32.6 | 1,144 | 10.7 | 4,774 | 44.8 | 152 | 1.4 | 0 | 0.0 | 10,655 |
505 | 駿河湾 | 3 | 0.0 | 8,059 | 32.5 | 0 | 0.0 | 8,212 | 33.1 | 8,235 | 33.2 | 40 | 0.2 | 249 | 1.0 | 0 | 0.0 | 24,798 |
506 | 遠州灘 | 727 | 87.8 | 0 | 0.0 | 0 | 0.0 | 101 | 12.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 828 |
507 | 伊勢湾 | 315 | 7.5 | 854 | 20.2 | 0 | 0.0 | 1,252 | 29.6 | 524 | 12.4 | 384 | 9.1 | 0 | 0.0 | 897 | 21.2 | 4,226 |
508 | 三河湾 | 390 | 61.1 | 248 | 38.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 638 |
509 | 熊野灘 | 103 | 0.6 | 3,429 | 20.0 | 0 | 0.0 | 5,261 | 30.6 | 857 | 5.0 | 4,682 | 27.3 | 0 | 0.0 | 2844 | 16.6 | 17,176 |
510 | 伊豆七島北 | 0 | 0.0 | 130 | 32.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 253 | 63.7 | 0 | 0.0 | 14 | 3.5 | 397 |
511 | 伊豆七島南 | 0 | 0.0 | 476 | 53.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 409 | 46.2 | 0 | 0.0 | 0 | 0.0 | 885 |
530 | 小笠原群島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
550 | 火山列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
601 | 和歌山 | 10 | 1.4 | 421 | 56.9 | 0 | 0.0 | 261 | 35.3 | 0 | 0.0 | 0 | 0.0 | 23 | 3.1 | 25 | 3.4 | 740 |
602 | 徳島 | 5 | 0.5 | 136 | 14.5 | 0 | 0.0 | 652 | 69.3 | 10 | 1.1 | 134 | 14.2 | 4 | 0.4 | 0 | 0.0 | 941 |
603 | 土佐湾 | 4 | 0.2 | 471 | 18.7 | 0 | 0.0 | 762 | 30.3 | 0 | 0.0 | 477 | 19.0 | 315 | 12.5 | 487 | 19.4 | 2,516 |
604 | 日向灘 | 10 | 0.5 | 759 | 36.1 | 0 | 0.0 | 346 | 16.4 | 96 | 4.6 | 448 | 21.3 | 169 | 8.0 | 277 | 13.2 | 2,105 |
701 | 周防灘西 | 1 | 0.0 | 24 | 0.7 | 0 | 0.0 | 8 | 0.2 | 13 | 0.4 | 14 | 0.4 | 2,292 | 69.6 | 940 | 28.6 | 3,292 |
702 | 周防灘東 | 362 | 12.7 | 797 | 27.9 | 0 | 0.0 | 567 | 19.9 | 97 | 3.4 | 477 | 16.7 | 372 | 13.0 | 180 | 6.3 | 2,852 |
703 | 伊予灘西 | 21 | 1.8 | 85 | 7.4 | 0 | 0.0 | 733 | 64.1 | 0 | 0.0 | 209 | 18.3 | 60 | 5.2 | 35 | 3.1 | 1,143 |
704 | 別府湾 | 85 | 17.1 | 125 | 25.2 | 0 | 0.0 | 81 | 16.3 | 10 | 2.0 | 51 | 10.3 | 85 | 17.1 | 60 | 12.1 | 497 |
705 | 豊後水道 | 7 | 0.2 | 1,314 | 44.5 | 0 | 0.0 | 1,398 | 47.4 | 0 | 0.0 | 34 | 1.2 | 75 | 2.5 | 122 | 4.1 | 2,950 |
706 | 伊予灘東 | 474 | 31.4 | 264 | 17.5 | 0 | 0.0 | 426 | 28.2 | 10 | 0.7 | 48 | 3.2 | 168 | 11.1 | 119 | 7.9 | 1,509 |
707 | 広島湾 | 204 | 32.7 | 124 | 19.9 | 0 | 0.0 | 35 | 5.6 | 0 | 0.0 | 31 | 5.0 | 101 | 16.2 | 128 | 20.5 | 623 |
708 | 安芸湾 | 1,738 | 46.4 | 999 | 26.6 | 0 | 0.0 | 229 | 6.1 | 71 | 1.9 | 6 | 0.2 | 86 | 2.3 | 620 | 16.5 | 3,749 |
709 | 備後灘 | 510 | 43.2 | 157 | 13.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 0.2 | 85 | 7.2 | 426 | 36.1 | 1,180 |
710 | 燧灘 | 1,111 | 59.9 | 383 | 20.6 | 0 | 0.0 | 149 | 8.0 | 1 | 0.1 | 0 | 0.0 | 108 | 5.8 | 103 | 5.6 | 1,855 |
711 | 備讃瀬戸西 | 974 | 65.9 | 188 | 12.7 | 0 | 0.0 | 0 | 0.0 | 45 | 3.0 | 44 | 3.0 | 228 | 15.4 | 0 | 0.0 | 1,479 |
712 | 備讃瀬戸東 | 452 | 38.1 | 241 | 20.3 | 0 | 0.0 | 0 | 0.0 | 88 | 7.4 | 8 | 0.7 | 389 | 32.8 | 8 | 0.7 | 1,186 |
713 | 播磨灘北 | 176 | 33.0 | 142 | 26.6 | 0 | 0.0 | 0 | 0.0 | 71 | 13.3 | 0 | 0.0 | 132 | 24.7 | 13 | 2.4 | 534 |
714 | 播磨灘南 | 28 | 3.7 | 189 | 25.2 | 0 | 0.0 | 37 | 4.9 | 207 | 27.6 | 28 | 3.7 | 225 | 30.0 | 35 | 4.7 | 749 |
715 | 大阪湾北 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 59 | 95.2 | 0 | 0.0 | 3 | 4.8 | 0 | 0.0 | 62 |
716 | 大阪湾南 | 12 | 1.4 | 98 | 11.8 | 0 | 0.0 | 26 | 3.1 | 208 | 25.1 | 89 | 10.7 | 197 | 23.8 | 198 | 23.9 | 828 |
717 | 紀伊水道西 | 180 | 22.3 | 77 | 9.5 | 0 | 0.0 | 452 | 56.0 | 5 | 0.6 | 32 | 4.0 | 42 | 5.2 | 19 | 2.4 | 807 |
718 | 紀伊水道東 | 46 | 4.1 | 304 | 26.9 | 0 | 0.0 | 476 | 42.2 | 11 | 1.0 | 177 | 15.7 | 19 | 1.7 | 96 | 8.5 | 1,129 |
801 | 響灘 | 20 | 0.2 | 3,297 | 31.2 | 0 | 0.0 | 6,014 | 56.9 | 428 | 4.0 | 17 | 0.2 | 285 | 2.7 | 507 | 4.8 | 10,568 |
802 | 博多湾 | 0 | 0.0 | 83 | 9.7 | 0 | 0.0 | 774 | 90.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 857 |
803 | 唐津伊万里 | 306 | 2.7 | 5,523 | 48.8 | 0 | 0.0 | 5,489 | 48.5 | 0 | 0.0 | 8 | 0.1 | 0 | 0.0 | 0 | 0.0 | 11,326 |
804 | 大村湾 | 442 | 19.5 | 1,071 | 47.3 | 0 | 0.0 | 751 | 33.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2,264 |
805 | 長崎 | 13 | 1.1 | 655 | 54.6 | 0 | 0.0 | 532 | 44.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,200 |
806 | 天草灘 | 2 | 0.0 | 4,979 | 32.1 | 0 | 0.0 | 5,049 | 32.6 | 4,443 | 28.7 | 932 | 6.0 | 15 | 0.1 | 87 | 0.6 | 15,507 |
807 | 有明海 | 440 | 11.9 | 1,438 | 38.7 | 0 | 0.0 | 42 | 1.1 | 904 | 24.4 | 877 | 23.6 | 10 | 0.3 | 0 | 0.0 | 3,711 |
808 | 八代海 | 149 | 7.4 | 583 | 28.9 | 0 | 0.0 | 319 | 15.8 | 512 | 25.4 | 43 | 2.1 | 355 | 17.6 | 58 | 2.9 | 2,019 |
809 | 薩摩 | 164 | 6.6 | 806 | 32.5 | 0 | 0.0 | 376 | 15.2 | 191 | 7.7 | 193 | 7.8 | 3 | 0.1 | 745 | 30.1 | 2,478 |
810 | 鹿児島湾 | 117 | 27.2 | 231 | 53.7 | 0 | 0.0 | 0 | 0.0 | 47 | 10.9 | 0 | 0.0 | 35 | 8.1 | 0 | 0.0 | 430 |
811 | 大隈 | 0 | 0.0 | 207 | 57.2 | 0 | 0.0 | 0 | 0.0 | 8 | 2.2 | 117 | 32.3 | 21 | 5.8 | 9 | 2.5 | 362 |
812 | 対馬 | 2 | 0.1 | 921 | 49.2 | 0 | 0.0 | 948 | 50.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,871 |
813 | 五島 | 50 | 0.8 | 3,208 | 49.0 | 0 | 0.0 | 3,285 | 50.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6,543 |
814 | 大隈諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
820 | トカラ列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
830 | 奄美諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
850 | 沖縄島 | 1,282 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,282 |
870 | 宮古列島 | 1,529 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1,529 |
880 | 八重山列島 | 4,091 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4,091 |
890 | 尖閣諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
895 | 大東諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
合計 | 49,464 | 15.7 | 85,682 | 27.1 | 35,724 | 11.3 | 64,477 | 20.4 | 31,381 | 9.9 | 19,022 | 6.0 | 9,109 | 2.9 | 21,009 | 6.7 | 315,868 |
注)藻場タイプが複数示されている場合は、複数のタイプに各々同面積が加算されている。
付表9 消滅藻場分布状況(海域別)
(単位 ha) |
コード | 海域 |
消 滅 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(B) | ||||||||||
面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | 対(B)率 | 面積 | ||
101 | 宗谷 | 76 | 29.5 | 0 | 0.0 | 182 | 70.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 258 |
102 | 網走 | 0 | 0.0 | 0 | 0.0 | 7 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 7 |
103 | 根室 | 0 | 0.0 | 0 | 0.0 | 3 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 |
104 | 釧路 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
105 | 十勝 | 0 | 0.0 | 0 | 0.0 | 36 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 36 |
106 | 日高 | 8 | 26.7 | 6 | 20.0 | 8 | 26.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 8 | 26.7 | 30 |
107 | 胆振 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
108 | 渡島 | 131 | 27.7 | 65 | 13.7 | 181 | 38.3 | 16 | 3.4 | 69 | 14.6 | 1 | 0.2 | 1 | 0.2 | 9 | 1.9 | 473 |
109 | 檜山 | 0 | 0.0 | 0 | 0.0 | 10 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10 |
110 | 後志 | 0 | 0.0 | 22 | 11.1 | 29 | 14.6 | 0 | 0.0 | 146 | 73.7 | 1 | 0.5 | 0 | 0.0 | 0 | 0.0 | 198 |
111 | 石狩 | 0 | 0.0 | 0 | 0.0 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
112 | 留萌 | 0 | 0.0 | 21 | 19.4 | 16 | 14.8 | 0 | 0.0 | 30 | 27.8 | 0 | 0.0 | 0 | 0.0 | 41 | 38.0 | 108 |
113 | 国後択捉歯舞色丹 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
201 | 青森 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
202 | 秋田 | 0 | 0.0 | 163 | 12.5 | 0 | 0.0 | 157 | 12.0 | 268 | 20.6 | 592 | 45.4 | 9 | 0.7 | 114 | 8.7 | 1,303 |
203 | 山形 | 0 | 0.0 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
204 | 新潟 | 11 | 37.9 | 18 | 62.1 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 29 |
205 | 佐渡 | 0 | 0.0 | 20 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 |
206 | 富山湾 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 5 |
207 | 能登半島 | 10 | 15.2 | 56 | 84.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 66 |
301 | 陸奥湾 | 369 | 98.7 | 5 | 1.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 374 |
302 | 津軽海峡 | 0 | 0.0 | 2 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
303 | 下北半島東 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
304 | 三陸海岸 | 5 | 25.0 | 2 | 10.0 | 13 | 65.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 |
305 | 宮城三陸海岸 | 3 | 7.9 | 17 | 44.7 | 18 | 47.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 38 |
306 | 仙台湾 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 18 | 100.0 | 18 |
307 | 福島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
308 | 鹿島灘 | 0 | 0.0 | 5 | 27.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 | 72.2 | 18 |
401 | 若狭灘 | 48 | 25.1 | 66 | 34.6 | 0 | 0.0 | 2 | 1.0 | 16 | 8.4 | 0 | 0.0 | 0 | 0.0 | 59 | 30.9 | 191 |
402 | 兵庫 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
403 | 鳥取 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
404 | 島根 | 1 | 50.0 | 1 | 50.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
405 | 北長門 | 0 | 0.0 | 3 | 50.0 | 0 | 0.0 | 3 | 50.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6 |
406 | 隠岐 | 3 | 60.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 40.0 | 5 |
407 | 竹島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
501 | 房総 | 0 | 0.0 | 3 | 75.0 | 0 | 0.0 | 1 | 25.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
502 | 東京湾 | 0 | 0.0 | 6 | 33.3 | 0 | 0.0 | 6 | 33.3 | 6 | 33.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 18 |
503 | 相模湾 | 1 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 |
504 | 伊豆 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 14 | 50.0 | 14 | 50.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 28 |
505 | 駿河湾 | 0 | 0.0 | 51 | 18.0 | 0 | 0.0 | 131 | 46.1 | 51 | 18.0 | 0 | 0.0 | 51 | 18.0 | 0 | 0.0 | 284 |
506 | 遠州灘 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
507 | 伊勢湾 | 17 | 42.5 | 23 | 57.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 40 |
508 | 三河湾 | 169 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 169 |
509 | 熊野灘 | 4 | 7.4 | 41 | 75.9 | 0 | 0.0 | 9 | 16.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 54 |
510 | 伊豆七島北 | 0 | 0.0 | 14 | 37.8 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 22 | 59.5 | 0 | 0.0 | 1 | 2.7 | 37 |
511 | 伊豆七島南 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
530 | 小笠原群島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
550 | 火山列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
601 | 和歌山 | 0 | 0.0 | 3 | 11.5 | 0 | 0.0 | 23 | 88.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 26 |
602 | 徳島 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 9 | 42.9 | 0 | 0.0 | 9 | 42.9 | 0 | 0.0 | 3 | 14.3 | 21 |
603 | 土佐湾 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
604 | 日向灘 | 44 | 9.4 | 14 | 3.0 | 0 | 0.0 | 310 | 66.1 | 18 | 3.8 | 11 | 2.3 | 56 | 11.9 | 16 | 3.4 | 469 |
701 | 周防灘西 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 17 | 56.7 | 13 | 43.3 | 30 |
702 | 周防灘東 | 11 | 21.6 | 6 | 11.8 | 0 | 0.0 | 3 | 5.9 | 0 | 0.0 | 1 | 2.0 | 19 | 37.3 | 11 | 21.6 | 51 |
703 | 伊予灘西 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
704 | 別府湾 | 60 | 26.8 | 82 | 36.6 | 0 | 0.0 | 82 | 36.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 224 |
705 | 豊後水道 | 0 | 0.0 | 1 | 20.0 | 0 | 0.0 | 4 | 80.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
706 | 伊予灘東 | 33 | 39.3 | 33 | 39.3 | 0 | 0.0 | 1 | 1.2 | 0 | 0.0 | 0 | 0.0 | 16 | 19.0 | 1 | 1.2 | 84 |
707 | 広島湾 | 6 | 37.5 | 6 | 37.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 | 25.0 | 0 | 0.0 | 16 |
708 | 安芸湾 | 0 | 0.0 | 2 | 22.2 | 0 | 0.0 | 4 | 44.4 | 0 | 0.0 | 0 | 0.0 | 1 | 11.1 | 2 | 22.2 | 9 |
709 | 備後灘 | 18 | 62.1 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 11 | 37.9 | 0 | 0.0 | 29 |
710 | 燧灘 | 9 | 45.0 | 5 | 25.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 10.0 | 4 | 20.0 | 20 |
711 | 備讃瀬戸西 | 57 | 72.2 | 16 | 20.3 | 0 | 0.0 | 0 | 0.0 | 6 | 7.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 79 |
712 | 備讃瀬戸東 | 209 | 83.3 | 30 | 12.0 | 0 | 0.0 | 0 | 0.0 | 11 | 4.4 | 0 | 0.0 | 0 | 0.0 | 1 | 0.4 | 251 |
713 | 播磨灘北 | 218 | 57.8 | 4 | 1.1 | 0 | 0.0 | 0 | 0.0 | 4 | 1.1 | 4 | 1.1 | 98 | 26.0 | 49 | 13.0 | 377 |
714 | 播磨灘南 | 0 | 0.0 | 14 | 63.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 8 | 36.4 | 0 | 0.0 | 22 |
715 | 大阪湾北 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 42 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 42 |
716 | 大阪湾南 | 2 | 1.4 | 0 | 0.0 | 0 | 0.0 | 1 | 0.7 | 1 | 0.7 | 0 | 0.0 | 118 | 80.3 | 25 | 17.0 | 147 |
717 | 紀伊水道西 | 7 | 9.0 | 6 | 7.7 | 0 | 0.0 | 1 | 1.3 | 0 | 0.0 | 0 | 0.0 | 52 | 66.7 | 12 | 15.4 | 78 |
718 | 紀伊水道東 | 0 | 0.0 | 13 | 86.7 | 0 | 0.0 | 2 | 13.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 15 |
801 | 響灘 | 0 | 0.0 | 4 | 21.1 | 0 | 0.0 | 15 | 78.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 19 |
802 | 博多湾 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
803 | 唐津伊万里 | 1 | 8.3 | 6 | 50.0 | 0 | 0.0 | 5 | 41.7 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 12 |
804 | 大村湾 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
805 | 長崎 | 0 | 0.0 | 88 | 81.5 | 0 | 0.0 | 20 | 18.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 108 |
806 | 天草灘 | 77 | 2.3 | 865 | 25.4 | 0 | 0.0 | 851 | 25.0 | 865 | 25.4 | 742 | 21.8 | 6 | 0.2 | 0 | 0.0 | 3,406 |
807 | 有明海 | 350 | 46.5 | 387 | 51.4 | 0 | 0.0 | 0 | 0.0 | 3 | 0.4 | 0 | 0.0 | 13 | 1.7 | 0 | 0.0 | 753 |
808 | 八代海 | 17 | 89.5 | 2 | 10.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 19 |
809 | 薩摩 | 2 | 50.0 | 1 | 25.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 25.0 | 4 |
810 | 鹿児島湾 | 69 | 84.1 | 6 | 7.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 7 | 8.5 | 0 | 0.0 | 82 |
811 | 大隈 | 0 | 0.0 | 23 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 23 |
812 | 対馬 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
813 | 五島 | 0 | 0.0 | 83 | 84.7 | 0 | 0.0 | 15 | 15.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 98 |
814 | 大隈諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
820 | トカラ列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
830 | 奄美諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
850 | 沖縄島 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
870 | 宮古列島 | 11 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 11 |
880 | 八重山列島 | 16 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 16 |
890 | 尖閣諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
895 | 大東諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
合計 | 2,077 | 19.9 | 2,315 | 22.2 | 507 | 4.9 | 1,687 | 16.2 | 1,550 | 14.9 | 1,388 | 13.3 | 489 | 4.7 | 403 | 3.9 | 10,416 |
注)藻場タイプが複数示されている場合は、複数のタイプに各々同面積が加算されている。
付表10 現存+消滅藻場分布状況(海域別)
(単位 ha) |
コード | 海域 |
現 存 + 消 滅 藻 場 |
||||||||||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ場 | アオサ・アオノリ場 | その他 | 合計(C) | ||||||||||
面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | 対(C)率 | 面積 | ||
101 | 宗谷 | 1,445 | 22.7 | 73 | 1.1 | 8,480 | 76.1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6,358 |
102 | 網走 | 5,718 | 95.6 | 0 | 0 | 262 | 4.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5,980 |
103 | 根室 | 3,475 | 55.7 | 272 | 4.4 | 2,272 | 36.4 | 0 | 0 | 0 | 0 | 0 | 0 | 81 | 1.3 | 141 | 2.3 | 6,241 |
104 | 釧路 | 2,800 | 27.3 | 0 | 0 | 7,463 | 72.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 10,263 |
105 | 十勝 | 0 | 0 | 0 | 0 | 272 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 272 |
106 | 日高 | 2,862 | 21.4 | 2,708 | 20.2 | 3,200 | 23.9 | 544 | 4.1 | 328 | 2.5 | 0 | 0 | 540 | 4 | 3,200 | 23.9 | 13,382 |
107 | 胆振 | 0 | 0 | 0 | 0 | 426 | 89.1 | 0 | 0 | 52 | 10.9 | 0 | 0 | 0 | 0 | 0 | 0 | 478 |
108 | 渡島 | 911 | 11.8 | 1,173 | 15.2 | 3,546 | 46.1 | 326 | 4.2 | 1,278 | 16.6 | 108 | 1.4 | 229 | 3 | 127 | 1.6 | 7,698 |
109 | 檜山 | 0 | 0 | 0 | 0 | 3,258 | 91.2 | 0 | 0 | 313 | 8.8 | 0 | 0 | 0 | 0 | 0 | 0 | 3,571 |
110 | 後志 | 75 | 5.5 | 69 | 5.1 | 181 | 13.3 | 0 | 0 | 994 | 73.2 | 1 | 0.1 | 30 | 2.2 | 7 | 0.5 | 1,357 |
111 | 石狩 | 0 | 0 | 0 | 0 | 158 | 26.8 | 0 | 0 | 0 | 0 | 0 | 0 | 320 | 54.3 | 111 | 18.8 | 589 |
112 | 留萌 | 0 | 0 | 46 | 2.9 | 1,188 | 74.8 | 0 | 0 | 260 | 16.4 | 0 | 0 | 0 | 0 | 95 | 6 | 1,589 |
113 | 国後択捉歯舞色丹 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
201 | 青森 | 0 | 0 | 3,275 | 32.5 | 828 | 8.2 | 152 | 1.5 | 2,668 | 26.5 | 0 | 0 | 0 | 0 | 3,152 | 31.3 | 10,075 |
202 | 秋田 | 700 | 5.8 | 3,340 | 27.6 | 0 | 0 | 1,920 | 15.9 | 2,461 | 20.3 | 2,327 | 19.2 | 578 | 4.8 | 774 | 6.4 | 12,100 |
203 | 山形 | 0 | 0 | 157 | 67.4 | 0 | 0 | 76 | 32.6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 233 |
204 | 新潟 | 997 | 15.7 | 4,096 | 64.5 | 0 | 0 | 521 | 8.2 | 0 | 0 | 0 | 0 | 107 | 1.7 | 632 | 9.9 | 6,353 |
205 | 佐渡 | 683 | 15.1 | 3,503 | 77.6 | 0 | 0 | 139 | 3.1 | 57 | 1.3 | 0 | 0 | 0 | 0 | 135 | 3 | 4,517 |
206 | 富山湾 | 113 | 6.5 | 557 | 31.9 | 0 | 0 | 164 | 9.4 | 266 | 15.2 | 517 | 29.6 | 0 | 0 | 128 | 7.3 | 1,745 |
207 | 能登半島 | 2,933 | 17.7 | 11,894 | 71.8 | 0 | 0 | 470 | 2.8 | 0 | 0 | 1,025 | 6.2 | 0 | 0 | 240 | 1.4 | 16,562 |
301 | 陸奥湾 | 7,231 | 77.9 | 818 | 8.8 | 240 | 2.6 | 0 | 0 | 194 | 2.1 | 0 | 0 | 513 | 5.5 | 287 | 3.1 | 9,283 |
302 | 津軽海峡 | 409 | 4.4 | 932 | 10.1 | 5,543 | 60.2 | 1,934 | 21 | 385 | 4.2 | 0 | 0 | 0 | 0 | 0 | 0 | 9,203 |
303 | 下北半島東 | 0 | 0 | 0 | 0 | 701 | 62.4 | 0 | 0 | 423 | 37.6 | 0 | 0 | 0 | 0 | 0 | 0 | 1,124 |
304 | 三陸海岸 | 349 | 11.3 | 42 | 1.4 | 1,068 | 34.5 | 64 | 2.1 | 1,577 | 50.9 | 0 | 0 | 0 | 0 | 0 | 0 | 3,100 |
305 | 宮城三陸海岸 | 213 | 5.2 | 436 | 10.7 | 781 | 19.1 | 751 | 18.4 | 559 | 13.7 | 139 | 3.4 | 166 | 4.1 | 1,038 | 25.4 | 4,083 |
306 | 仙台湾 | 1,297 | 35.9 | 462 | 12.8 | 4 | 0.1 | 573 | 15.9 | 674 | 18.7 | 78 | 2.2 | 240 | 6.6 | 285 | 7.9 | 3,613 |
307 | 福島 | 0 | 0 | 0 | 0 | 0 | 0 | 298 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 298 |
308 | 鹿島灘 | 13 | 4.4 | 134 | 45.4 | 0 | 0 | 130 | 44.1 | 5 | 1.7 | 0 | 0 | 0 | 0 | 13 | 4.4 | 295 |
401 | 若狭灘 | 989 | 16.7 | 1,961 | 33.2 | 0 | 0 | 529 | 8.9 | 590 | 10 | 3 | 0.1 | 0 | 0 | 1,840 | 31.1 | 5,912 |
402 | 兵庫 | 0 | 0 | 514 | 93.6 | 0 | 0 | 20 | 3.6 | 15 | 2.7 | 0 | 0 | 0 | 0 | 0 | 0 | 549 |
403 | 鳥取 | 0 | 0 | 1,168 | 89 | 0 | 0 | 0 | 0 | 144 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 1,312 |
404 | 島根 | 2 | 1.3 | 159 | 98.8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 161 |
405 | 北長門 | 6 | 0.1 | 3,087 | 46.9 | 0 | 0 | 3,185 | 48.4 | 231 | 3.5 | 55 | 0.8 | 12 | 0.2 | 11 | 0.2 | 6,587 |
406 | 隠岐 | 23 | 26.1 | 65 | 71.4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 3.3 | 91 |
407 | 竹島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
501 | 房総 | 0 | 0 | 422 | 38.8 | 0 | 0 | 488 | 44.9 | 61 | 5.6 | 116 | 10.7 | 0 | 0 | 0 | 0 | 1,087 |
502 | 東京湾 | 260 | 15.6 | 182 | 10.9 | 0 | 0 | 1,142 | 68.3 | 86 | 5.1 | 0 | 0 | 0 | 0 | 2 | 0.1 | 1,672 |
503 | 相模湾 | 71 | 2.4 | 18 | 0.6 | 0 | 0 | 2,717 | 90 | 0 | 0 | 214 | 7.1 | 0 | 0 | 0 | 0 | 3,020 |
504 | 伊豆 | 0 | 0 | 1,109 | 10.4 | 0 | 0 | 3,490 | 32.7 | 1,158 | 10.8 | 4,774 | 44.7 | 152 | 1.4 | 0 | 0 | 10,683 |
505 | 駿河湾 | 3 | 0 | 8,110 | 32.3 | 0 | 0 | 8,343 | 33.3 | 8,286 | 33 | 40 | 0.2 | 300 | 1.2 | 0 | 0 | 25,082 |
506 | 遠州灘 | 727 | 87.8 | 0 | 0 | 0 | 0 | 101 | 12.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 828 |
507 | 伊勢湾 | 332 | 7.8 | 877 | 20.6 | 0 | 0 | 1,252 | 29.3 | 524 | 12.3 | 384 | 9 | 0 | 0 | 897 | 21 | 4,266 |
508 | 三河湾 | 559 | 69.3 | 248 | 30.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 807 |
509 | 熊野灘 | 107 | 0.6 | 3,470 | 20.1 | 0 | 0 | 5,270 | 30.6 | 857 | 5 | 4,682 | 27.2 | 0 | 0 | 2,844 | 16.5 | 17,230 |
510 | 伊豆七島北 | 0 | 0 | 144 | 33.2 | 0 | 0 | 0 | 0 | 0 | 0 | 275 | 63.4 | 0 | 0 | 15 | 3.5 | 434 |
511 | 伊豆七島南 | 0 | 0 | 476 | 53.8 | 0 | 0 | 0 | 0 | 0 | 0 | 409 | 46.2 | 0 | 0 | 0 | 0 | 885 |
530 | 小笠原群島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
550 | 火山列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
601 | 和歌山 | 10 | 1.3 | 424 | 55.4 | 0 | 0 | 284 | 37.1 | 0 | 0 | 0 | 0 | 23 | 3 | 25 | 3.3 | 766 |
602 | 徳島 | 5 | 0.5 | 136 | 14.1 | 0 | 0 | 661 | 68.7 | 10 | 1 | 143 | 14.9 | 4 | 0.4 | 3 | 0.3 | 962 |
603 | 土佐湾 | 4 | 0.2 | 471 | 18.7 | 0 | 0 | 762 | 30.3 | 0 | 0 | 477 | 19 | 315 | 12.5 | 487 | 19.4 | 2,516 |
604 | 日向灘 | 54 | 2.1 | 773 | 30 | 0 | 0 | 656 | 25.5 | 114 | 4.4 | 459 | 17.8 | 225 | 8.7 | 293 | 11.4 | 2,574 |
701 | 周防灘西 | 1 | 0 | 24 | 0.7 | 0 | 0 | 8 | 0.2 | 13 | 0.4 | 14 | 0.4 | 2,309 | 69.5 | 953 | 28.7 | 3,322 |
702 | 周防灘東 | 373 | 12.8 | 803 | 27.7 | 0 | 0 | 570 | 19.6 | 97 | 3.3 | 478 | 16.5 | 391 | 13.5 | 191 | 6.6 | 2,903 |
703 | 伊予灘西 | 21 | 1.8 | 85 | 7.4 | 0 | 0 | 733 | 64.1 | 0 | 0 | 209 | 18.3 | 60 | 5.2 | 35 | 3.1 | 1,143 |
704 | 別府湾 | 145 | 20.1 | 207 | 28.7 | 0 | 0 | 163 | 22.6 | 10 | 1.4 | 51 | 7.1 | 85 | 11.8 | 60 | 8.3 | 721 |
705 | 豊後水道 | 7 | 0.2 | 1,315 | 44.5 | 0 | 0 | 1,402 | 47.4 | 0 | 0 | 34 | 1.2 | 75 | 2.5 | 122 | 4.1 | 2,955 |
706 | 伊予灘東 | 507 | 31.8 | 297 | 18.6 | 0 | 0 | 427 | 26.8 | 10 | 0.6 | 48 | 3 | 184 | 11.6 | 120 | 7.5 | 1,593 |
707 | 広島湾 | 210 | 32.9 | 130 | 20.3 | 0 | 0 | 35 | 5.5 | 0 | 0 | 31 | 4.9 | 105 | 16.4 | 128 | 20 | 639 |
708 | 安芸湾 | 1,738 | 46.2 | 1,001 | 26.6 | 0 | 0 | 233 | 6.2 | 71 | 1.9 | 6 | 0.2 | 87 | 2.3 | 622 | 16.6 | 3,758 |
709 | 備後灘 | 528 | 43.7 | 157 | 13 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 0.2 | 96 | 7.9 | 426 | 35.2 | 1,209 |
710 | 燧灘 | 1,120 | 59.7 | 388 | 20.7 | 0 | 0 | 149 | 7.9 | 1 | 0.1 | 0 | 0 | 110 | 5.9 | 107 | 5.7 | 1,875 |
711 | 備讃瀬戸西 | 1,031 | 66.2 | 204 | 13.1 | 0 | 0 | 0 | 0 | 51 | 3.3 | 44 | 2.8 | 228 | 14.6 | 0 | 0 | 1,558 |
712 | 備讃瀬戸東 | 661 | 46 | 271 | 18.9 | 0 | 0 | 0 | 0 | 99 | 6.9 | 8 | 0.6 | 389 | 27.1 | 9 | 0.6 | 1,437 |
713 | 播磨灘北 | 394 | 43.2 | 146 | 16 | 0 | 0 | 0 | 0 | 75 | 8.2 | 4 | 0.4 | 230 | 25.2 | 62 | 6.8 | 911 |
714 | 播磨灘南 | 28 | 3.6 | 203 | 26.3 | 0 | 0 | 37 | 4.8 | 207 | 26.8 | 28 | 3.6 | 233 | 30.2 | 35 | 4.5 | 771 |
715 | 大阪湾北 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 101 | 97.1 | 0 | 0 | 3 | 2.9 | 0 | 0 | 104 |
716 | 大阪湾南 | 14 | 1.4 | 98 | 10.1 | 0 | 0 | 27 | 2.8 | 209 | 21.4 | 89 | 9.1 | 315 | 32.3 | 223 | 22.9 | 975 |
717 | 紀伊水道西 | 187 | 21.1 | 83 | 9.4 | 0 | 0 | 453 | 51.2 | 5 | 0.6 | 32 | 3.6 | 94 | 10.6 | 31 | 3.5 | 885 |
718 | 紀伊水道東 | 46 | 4 | 317 | 27.7 | 0 | 0 | 478 | 41.8 | 11 | 1 | 177 | 15.5 | 19 | 1.7 | 96 | 8.4 | 1,144 |
801 | 響灘 | 20 | 0.2 | 3,301 | 31.2 | 0 | 0 | 6,029 | 56.9 | 428 | 4 | 17 | 0.2 | 285 | 2.7 | 507 | 4.8 | 10,587 |
802 | 博多湾 | 0 | 0 | 83 | 9.7 | 0 | 0 | 776 | 90.3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 859 |
803 | 唐津伊万里 | 307 | 2.7 | 5,529 | 48.8 | 0 | 0 | 5,494 | 48.5 | 0 | 0 | 8 | 0.1 | 0 | 0 | 0 | 0 | 11,338 |
804 | 大村湾 | 442 | 19.5 | 1,071 | 47.3 | 0 | 0 | 751 | 33.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2,264 |
805 | 長崎 | 13 | 1 | 743 | 56.8 | 0 | 0 | 552 | 42.2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,308 |
806 | 天草灘 | 79 | 0.4 | 5,844 | 30.9 | 0 | 0 | 5,900 | 31.2 | 5,308 | 28.1 | 1,674 | 8.9 | 21 | 0.1 | 87 | 0.5 | 18,913 |
807 | 有明海 | 790 | 17.7 | 1,825 | 40.9 | 0 | 0 | 42 | 0.9 | 907 | 20.3 | 877 | 19.6 | 23 | 0.5 | 0 | 0 | 4,464 |
808 | 八代海 | 166 | 8.1 | 585 | 28.7 | 0 | 0 | 319 | 15.7 | 512 | 25.1 | 43 | 2.1 | 355 | 17.4 | 58 | 2.8 | 2,038 |
809 | 薩摩 | 166 | 6.7 | 807 | 32.5 | 0 | 0 | 376 | 15.1 | 191 | 7.7 | 193 | 7.8 | 3 | 0.1 | 746 | 30.1 | 2,482 |
810 | 鹿児島湾 | 186 | 36.3 | 237 | 46.3 | 0 | 0 | 0 | 0 | 47 | 9.2 | 0 | 0 | 42 | 8.2 | 0 | 0 | 512 |
811 | 大隈 | 0 | 0 | 230 | 59.7 | 0 | 0 | 0 | 0 | 8 | 2.1 | 117 | 30.4 | 21 | 5.5 | 9 | 2.3 | 385 |
812 | 対馬 | 2 | 0.1 | 921 | 49.2 | 0 | 0 | 948 | 50.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,871 |
813 | 五島 | 50 | 0.8 | 3,291 | 49.6 | 0 | 0 | 9,300 | 49.7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6,641 |
814 | 大隈諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
820 | トカラ列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
830 | 奄美諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
850 | 沖縄島 | 1,286 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,286 |
870 | 宮古列島 | 1,540 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1,540 |
880 | 八重山列島 | 4,107 | 100 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4,107 |
890 | 尖閣諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
895 | 大東諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
合計 | 51,541 | 15.8 | 87,997 | 27 | 36,231 | 11.1 | 66,164 | 20.3 | 32,931 | 10.1 | 20,410 | 6.3 | 9,598 | 2.9 | 21,412 | 6.6 | 326,284 |
注)藻場タイプが複数示されている場合は、複数のタイプに各々同面積が加算されている。
付表11 消滅比率(海域別)
コード | 海域 |
消 滅 比 率(消滅/現存+消滅) |
||||||||
アマモ場 | ガラモ場 | コンブ場 | アラメ場 | ワカメ場 | テングサ | アオサ・アオノリ | その他 | 合計 | ||
101 | 宗谷 | 5.3 | 0 | 3.8 | --- | --- | --- | --- | --- | 4.1 |
102 | 網走 | 0 | --- | 2.7 | --- | --- | --- | --- | --- | 0.1 |
103 | 根室 | 0 | 0 | 0.1 | --- | --- | --- | 0 | 0 | 0 |
104 | 釧路 | 0 | --- | 0 | --- | --- | --- | --- | --- | 0 |
105 | 十勝 | --- | --- | 13.2 | --- | --- | --- | --- | --- | 13.2 |
106 | 日高 | 0.3 | 0.2 | 0.3 | 0 | 0 | --- | 0 | 0.3 | 0.3 |
107 | 胆振 | --- | --- | 0 | --- | 0 | --- | --- | --- | 0 |
108 | 渡島 | 14.4 | 5.5 | 5.1 | 4.9 | 5.4 | 0.9 | 0.4 | 7.1 | 7.7 |
109 | 檜山 | --- | --- | 0.3 | --- | 0 | --- | --- | --- | 0.3 |
110 | 後志 | 0 | 31.9 | 16 | --- | 14.7 | 100 | 0 | 0 | 14.6 |
111 | 石狩 | --- | --- | 2.5 | --- | --- | --- | 0 | 0 | 0.7 |
112 | 留萌 | --- | 45.7 | 1.3 | --- | 11.5 | --- | --- | 43.2 | 6.8 |
113 | 国後択捉歯舞色丹 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
201 | 青森 | --- | 0 | 0 | 0 | 0 | --- | --- | 0 | 0 |
202 | 秋田 | 0 | 4.9 | --- | 8.2 | 10.9 | 25.4 | 1.6 | 14.7 | 16.4 |
203 | 山形 | --- | 3.2 | --- | 0 | --- | --- | --- | --- | 3.2 |
204 | 新潟 | 1.1 | 0.4 | --- | 0 | --- | --- | 0 | 0 | 0.2 |
205 | 佐渡 | 0 | 0.6 | --- | 0 | 0 | --- | --- | 0 | 0.6 |
206 | 富山湾 | 0 | 0 | --- | 0 | 0 | 1 | --- | 0 | 0.6 |
207 | 能登半島 | 0.3 | 0.5 | --- | 0 | --- | 0 | --- | 0 | 0.4 |
301 | 陸奥湾 | 5.1 | 0.6 | 0 | --- | 0 | --- | 0 | 0 | 5 |
302 | 津軽海峡 | 0 | 0.2 | 0 | 0 | 0 | --- | --- | --- | 0 |
303 | 下北半島東 | --- | --- | 0 | --- | 0 | --- | --- | --- | 0 |
304 | 三陸海岸 | 1.4 | 4.8 | 1.2 | 0 | 0 | --- | --- | --- | 0.6 |
305 | 宮城三陸海岸 | 1.4 | 3.9 | 2.3 | 0 | 0 | 0 | 0 | 0 | 1.2 |
306 | 仙台湾 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 6.3 | 0.8 |
307 | 福島 | --- | --- | --- | 0 | --- | --- | --- | --- | 0 |
308 | 鹿島灘 | 0 | 3.7 | --- | 0 | 0 | --- | --- | 100 | 5.7 |
401 | 若狭灘 | 4.9 | 3.4 | --- | 0.4 | 2.7 | 0 | --- | 3.2 | 3.8 |
402 | 兵庫 | --- | 0 | --- | 0 | 0 | --- | --- | --- | 0 |
403 | 鳥取 | --- | 0 | --- | --- | 0 | --- | --- | --- | 0 |
404 | 島根 | 50 | 0.6 | --- | 0 | --- | --- | --- | --- | 1.2 |
405 | 北長門 | 0 | 0.1 | --- | 0.1 | 0 | 0 | 0 | 0 | 0.1 |
406 | 隠岐 | 13 | 0 | --- | --- | --- | --- | --- | 66.7 | 5.5 |
407 | 竹島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
501 | 房総 | --- | 0.7 | --- | 0.2 | 0 | 0 | --- | --- | 0.7 |
502 | 東京湾 | 0 | 3.3 | --- | 0.5 | 7 | --- | --- | 0 | 0.4 |
503 | 相模湾 | 1.4 | 0 | --- | 0 | --- | 0 | --- | --- | 0 |
504 | 伊豆 | --- | 0 | --- | 0.4 | 1.2 | 0 | 0 | --- | 0.3 |
505 | 駿河湾 | 0 | 0.6 | --- | 1.6 | 0.6 | 0 | 17 | --- | 1.6 |
506 | 遠州灘 | 0 | --- | --- | 0 | --- | --- | --- | --- | 0 |
507 | 伊勢湾 | 5.1 | 2.6 | --- | 0 | 0 | 0 | --- | 0 | 1.8 |
508 | 三河湾 | 30.2 | 0 | --- | --- | --- | --- | --- | --- | 20.9 |
509 | 熊野灘 | 3.7 | 1.2 | --- | 0.2 | 0 | 0 | --- | 0 | 0.8 |
510 | 伊豆七島北 | --- | 9.7 | --- | --- | --- | 8 | --- | 6.7 | 7.6 |
511 | 伊豆七島南 | --- | 0 | --- | --- | --- | 0 | --- | --- | 0 |
530 | 小笠原群島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
550 | 火山列島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
601 | 和歌山 | 0 | 0.7 | --- | 8.1 | --- | --- | 0 | 0 | 4.6 |
602 | 徳島 | 0 | 0 | --- | 1.4 | 0 | 6.3 | 0 | 100 | 2.3 |
603 | 土佐湾 | 0 | 0 | --- | 0 | --- | 0 | 0 | 0 | 0 |
604 | 日向灘 | 81.5 | 1.8 | --- | 47.3 | 15.8 | 2.4 | 24.9 | 5.5 | 21.7 |
701 | 周防灘西 | 0 | 0 | --- | 0 | 0 | 0 | 0.7 | 1.4 | 0.7 |
702 | 周防灘東 | 2.9 | 0.7 | --- | 0.5 | 0 | 0.2 | 4.9 | 5.8 | 2.7 |
703 | 伊予灘西 | 0 | 0 | --- | 0 | --- | 0 | 0 | 0 | 0 |
704 | 別府湾 | 41.4 | 39.6 | --- | 50.3 | 0 | 0 | 0 | 0 | 38.5 |
705 | 豊後水道 | 0 | 0.1 | --- | 0.3 | --- | 0 | 0 | 0 | 0.2 |
706 | 伊予灘東 | 6.5 | 11.1 | --- | 0.2 | 0 | 0 | 8.7 | 0.8 | 4.5 |
707 | 広島湾 | 2.9 | 4.6 | --- | 0 | --- | 0 | 3.8 | 0 | 3.3 |
708 | 安芸湾 | 0 | 0.2 | --- | 1.7 | 0 | 0 | 1.1 | 0.3 | 0.4 |
709 | 備後灘 | 3.4 | 0 | --- | --- | --- | 0 | 11.5 | 0 | 4.7 |
710 | 燧灘 | 0.8 | 1.3 | --- | 0 | 0 | --- | 1.8 | 3.7 | 1.1 |
711 | 備讃瀬戸西 | 5.5 | 7.8 | --- | --- | 11.8 | 0 | 0 | --- | 5.7 |
712 | 備讃瀬戸東 | 31.6 | 11.1 | --- | --- | 11.1 | 0 | 0 | 11.1 | 21.5 |
713 | 播磨灘北 | 55.3 | 2.7 | --- | --- | 5.3 | 100 | 42.6 | 79 | 42.5 |
714 | 播磨灘南 | 0 | 6.9 | --- | 0 | 0 | 0 | 3.4 | 0 | 5.3 |
715 | 大阪湾北 | --- | --- | --- | --- | 41.6 | --- | 0 | --- | 40.4 |
716 | 大阪湾南 | 14.3 | 0 | --- | 3.7 | 0.5 | 0 | 37.5 | 11.2 | 31.1 |
717 | 紀伊水道西 | 3.7 | 7.2 | --- | 0.2 | 0 | 0 | 55.3 | 38.7 | 8.9 |
718 | 紀伊水道東 | 0 | 4.1 | --- | 0.4 | 0 | 0 | 0 | 0 | 2.2 |
801 | 響灘 | 0 | 0.1 | --- | 0.2 | 0 | 0 | 0 | 0 | 0.2 |
802 | 博多湾 | --- | 0 | --- | 0.3 | --- | --- | --- | --- | 0.2 |
803 | 唐津伊万里 | 0.3 | 0.1 | --- | 0.1 | --- | 0 | --- | --- | 0.1 |
804 | 大村湾 | 0 | 0 | --- | 0 | --- | --- | --- | --- | 0 |
805 | 長崎 | 0 | 11.8 | --- | 3.6 | --- | --- | --- | --- | 10.4 |
806 | 天草灘 | 97.5 | 14.8 | --- | 14.4 | 16.3 | 44.3 | 28.6 | 0 | 14.5 |
807 | 有明海 | 44.3 | 21.2 | --- | 0 | 0.3 | 0 | 56.5 | --- | 20.6 |
808 | 八代海 | 10.2 | 0.3 | --- | 0 | 0 | 0 | 0 | 0 | 1.4 |
809 | 薩摩 | 1.2 | 0.1 | --- | 0 | 0 | 0 | 0 | 0.1 | 0.2 |
810 | 鹿児島湾 | 37.1 | 2.5 | --- | --- | 0 | --- | 16.7 | --- | 19.4 |
811 | 大隈 | --- | 10 | --- | --- | 0 | 0 | 0 | 0 | 7.7 |
812 | 対馬 | 0 | 0 | --- | 0 | --- | --- | --- | --- | 0 |
813 | 五島 | 0 | 2.5 | --- | 0.5 | --- | --- | --- | --- | 2.1 |
814 | 大隈諸島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
820 | トカラ列島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
830 | 奄美諸島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
850 | 沖縄島 | 0.3 | --- | --- | --- | --- | --- | --- | --- | 0.3 |
870 | 宮古列島 | 0.7 | --- | --- | --- | --- | --- | --- | --- | 0.7 |
880 | 八重山列島 | 0.4 | --- | --- | --- | --- | --- | --- | --- | 0.4 |
890 | 尖閣諸島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
895 | 大東諸島 | --- | --- | --- | --- | --- | --- | --- | --- | --- |
合計 | 4 | 2.6 | 1.4 | 2.5 | 4.7 | 6.8 | 5.1 | 1.9 | 3.1 |
注)藻場のタイプごとの消滅比率は、付表10の現存+藻場面積に対する付表9の消滅藻場面積の比率である。同一の藻場が複数の タイプで報告されている場合には、それぞれのタイプに同面積が計上されているため、合計面積は実際の面積よりも多くなってい る場合が有る。このため、「合「計」」欄の消滅比率は付表9、10の値ではなく、付表7の現存、消滅藻場面積を用いて求めている。 |
付表12 消滅原因別分布状況(海域別)
(単位 ha) |
コード | 海域 |
現 存 藻 場 |
||||||||||
埋立等直接改変 | 磯焼け | 乱獲 | その他海況変化等 | 不 明 | 合計 | |||||||
面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | 比率 | 面積 | ||
101 | 宗谷 | 191 | 74.0 | 0 | 0.0 | 31 | 12.0 | 36 | 14.0 | 0 | 0.0 | 258 |
102 | 網走 | 7 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 7 |
103 | 根室 | 3 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 |
104 | 釧路 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
105 | 十勝 | 13 | 36.1 | 0 | 0.0 | 0 | 0.0 | 23 | 63.9 | 0 | 0.0 | 36 |
106 | 日高 | 8 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 8 |
107 | 胆振 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
108 | 渡島 | 53 | 9.4 | 210 | 37.2 | 0 | 0.0 | 289 | 51.2 | 12 | 2.1 | 564 |
109 | 檜山 | 10 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10 |
110 | 後志 | 32 | 13.4 | 143 | 60.1 | 0 | 0.0 | 30 | 12.6 | 33 | 13.9 | 238 |
111 | 石狩 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
112 | 留萌 | 67 | 25.2 | 41 | 15.4 | 0 | 0.0 | 64 | 24.1 | 94 | 35.3 | 266 |
113 | 国後択捉歯舞色丹 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
201 | 青森 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
202 | 秋田 | 202 | 25.7 | 105 | 13.4 | 0 | 0.0 | 0 | 0.0 | 478 | 60.9 | 785 |
203 | 山形 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
204 | 新潟 | 18 | 62.1 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 11 | 37.9 | 29 |
205 | 佐渡 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 | 100.0 | 0 | 0.0 | 20 |
206 | 富山湾 | 5 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 |
207 | 能登半島 | 65 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 66 |
301 | 陸奥湾 | 7 | 1.9 | 0 | 0.0 | 0 | 0.0 | 367 | 98.1 | 0 | 0.0 | 374 |
302 | 津軽海峡 | 2 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
303 | 下北半島東 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
304 | 三陸海岸 | 20 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 |
305 | 宮城三陸海岸 | 0 | 0.0 | 38 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 38 |
306 | 仙台湾 | 0 | 0.0 | 18 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 18 |
307 | 福島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
308 | 鹿島灘 | 13 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 |
401 | 若狭灘 | 59 | 72.8 | 22 | 27.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 81 |
402 | 兵庫 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
403 | 鳥取 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
404 | 島根 | 2 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 |
405 | 北長門 | 3 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 3 |
406 | 隠岐 | 1 | 20.0 | 0 | 0.0 | 0 | 0.0 | 4 | 80.0 | 0 | 0.0 | 5 |
407 | 竹島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
501 | 房総 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
502 | 東京湾 | 6 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 6 |
503 | 相模湾 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 1 | 100.0 | 0 | 0.0 | 1 |
504 | 伊豆 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 14 | 100.0 | 0 | 0.0 | 14 |
505 | 駿河湾 | 0 | 0.0 | 91 | 69.5 | 0 | 0.0 | 40 | 30.5 | 0 | 0.0 | 131 |
506 | 遠州灘 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
507 | 伊勢湾 | 23 | 57.5 | 0 | 0.0 | 0 | 0.0 | 17 | 42.5 | 0 | 0.0 | 40 |
508 | 三河湾 | 67 | 39.6 | 0 | 0.0 | 0 | 0.0 | 4 | 2.4 | 98 | 58.0 | 169 |
509 | 熊野灘 | 0 | 0.0 | 50 | 92.6 | 0 | 0.0 | 0 | 0.0 | 4 | 7.4 | 54 |
510 | 伊豆七島北 | 16 | 59.3 | 2 | 7.4 | 0 | 0.0 | 0 | 0.0 | 9 | 33.3 | 27 |
511 | 伊豆七島南 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
530 | 小笠原群島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
550 | 火山列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
601 | 和歌山 | 23 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 23 |
602 | 徳島 | 0 | 0.0 | 7 | 33.3 | 0 | 0.0 | 0 | 0.0 | 14 | 66.7 | 21 |
603 | 土佐湾 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
604 | 日向灘 | 64 | 14.7 | 0 | 0.0 | 0 | 0.0 | 3 | 5.3 | 349 | 80.0 | 436 |
701 | 周防灘西 | 17 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 17 |
702 | 周防灘東 | 8 | 22.2 | 1 | 2.8 | 0 | 0.0 | 11 | 30.6 | 16 | 44.4 | 36 |
703 | 伊予灘西 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
704 | 別府湾 | 60 | 42.3 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 82 | 57.7 | 142 |
705 | 豊後水道 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
706 | 伊予灘東 | 28 | 40.0 | 0 | 0.0 | 0 | 0.0 | 21 | 30.0 | 21 | 30.0 | 70 |
707 | 広島湾 | 4 | 44.4 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 5 | 55.6 | 9 |
708 | 安芸湾 | 9 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 9 |
709 | 備後灘 | 6 | 17.6 | 0 | 0.0 | 0 | 0.0 | 10 | 29.4 | 18 | 52.9 | 34 |
710 | 燧灘 | 7 | 35.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 | 65.0 | 20 |
711 | 備讃瀬戸西 | 38 | 48.1 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 41 | 51.9 | 79 |
712 | 備讃瀬戸東 | 42 | 16.8 | 0 | 0.0 | 0 | 0.0 | 3 | 1.2 | 205 | 82.0 | 250 |
713 | 播磨灘北 | 125 | 33.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 252 | 66.8 | 377 |
714 | 播磨灘南 | 9 | 40.9 | 0 | 0.0 | 0 | 0.0 | 6 | 27.3 | 7 | 31.8 | 22 |
715 | 大阪湾北 | 42 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 42 |
716 | 大阪湾南 | 187 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 187 |
717 | 紀伊水道西 | 9 | 11.8 | 0 | 0.0 | 0 | 0.0 | 67 | 88.2 | 0 | 0.0 | 76 |
718 | 紀伊水道東 | 2 | 15.4 | 11 | 84.6 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 13 |
801 | 響灘 | 15 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 15 |
802 | 博多湾 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 2 | 100.0 | 2 |
803 | 唐津伊万里 | 7 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 7 |
804 | 大村湾 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
805 | 長崎 | 28 | 31.8 | 60 | 68.2 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 88 |
806 | 天草灘 | 135 | 14.2 | 172 | 18.1 | 0 | 0.0 | 0 | 0.0 | 641 | 67.6 | 948 |
807 | 有明海 | 64 | 15.0 | 0 | 0.0 | 0 | 0.0 | 7 | 1.6 | 355 | 83.3 | 426 |
808 | 八代海 | 15 | 78.9 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 | 21.1 | 19 |
809 | 薩摩 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
810 | 鹿児島湾 | 28 | 34.1 | 0 | 0.0 | 0 | 0.0 | 54 | 65.9 | 0 | 0.0 | 82 |
811 | 大隈 | 3 | 13.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 20 | 87.0 | 23 |
812 | 対馬 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
813 | 五島 | 31 | 34.8 | 45 | 50.6 | 0 | 0.0 | 6 | 6.7 | 7 | 7.9 | 89 |
814 | 大隈諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
820 | トカラ列島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
830 | 奄美諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
850 | 沖縄島 | 4 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 4 |
870 | 宮古列島 | 11 | 100.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 11 |
880 | 八重山列島 | 6 | 37.5 | 0 | 0.0 | 0 | 0.0 | 0 | 0.0 | 10 | 62.5 | 16 |
890 | 尖閣諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
895 | 大東諸島 | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 | --- | 0 |
合計 | 1942 | 28.1 | 1016 | 14.7 | 31 | 0.4 | 1117 | 16.2 | 2801 | 40.6 | 6907 |
注)藻場タイプが複数示されている場合は、複数のタイプに各々同面積が加算されている。