2002年 5月 矢板側 自然アマモ 観察

| a | b | c | d | 密度 | 種類 | |
| 157 | 2 | 1 | 1 | 2 | ||
| 157 | 5 | 1 | 1 | 2 | ||
| 157 | 22 | 2 | 1 | 3 | ||
| 157 | 18 | 2 | 1 | 3 | ||
| 152 | 8 | 6 | 3 | 3 | ||
| 149 | 10 | 6 | 2 | 3 | ||
| 146 | 1 | 2 | 3 | 3 | ||
| 146 | 14 | 2 | 3 | 3 | ||
| 146 | 20 | 2 | 1 | 3 | ||
| 146 | 14 | 1 | 1 | 3 | ||
| 145 | 1 | 2 | 5 | 3 | ||
| 140 | 14 | 2 | 1 | 3 | ||
| 139 | 10 | 2 | 1 | 2 | ||
| 136 | 1 | 2 | 2 | 1 | ||
| 136 | 14 | 1 | 1 | 2 | コアマモ | |
| 136 | 6 | 0.5 | 0.5 | 1 | ||
| 132 | 13 | 0.5 | 0.5 | 1 | ||
| 132 | 16 | 0.5 | 0.5 | 1 | ||
| 129 | 1 | 1 | 2 | 2 | ||
| 129 | 8 | 1 | 1 | 2 | コアマモ | |
| 129 | 8 | 1 | 1 | 2 | ||
| 129 | 12 | 1 | 1 | 1 | ||
| 128 | 14 | 0.5 | 0.5 | 1 | ||
| 125 | 3 | 2 | 2 | 2 | ||
| 125 | 10 | 0.5 | 0.5 | 2 | ||
| 125 | 2 | 1 | 1 | 2 | 110m〜続いている | |
| 125 | 9 | 2 | 2 | 1 | コアマモ | |
| 125 | 20 | 0.5 | 0.5 | 2 | ||
| 125 | 12 | 0.5 | 0.5 | 2 | ||
| 125 | 14 | 1 | 1 | 2 | コアマモ | |
| 125 | 14 | 1 | 1 | 1 | ||
| 123 | 12 | 0.5 | 0.5 | 1 | コアマモ | |
| 123 | 17 | 1 | 1 | 3 | ||
| 119 | 19 | 2 | 1 | 3 | ||
| 119 | 17 | 0.5 | 0.5 | 2 | ||
| 116 | 11 | 4 | 5 | 3 | ||
| 110 | 1 | 2 | 1 | 3 | ||
| 110 | 4 | 0.5 | 0.5 | 1 | ||
| 95 | 9 | 2 | 1 | 3 | ||
| 95 | 11 | 4 | 4 | 3 | ||
| 92 | 3 | 2 | 1 | 3 | コアマモ | |
| 92 | 11 | 2 | 2 | 3 | コアマモ | |
| 92 | 19 | 0.5 | 0.5 | 2 | ||
| 90 | 7 | 3 | 1 | 1 | コアマモ | |
| 89 | 7 | 1 | 1 | 2 | コアマモ | |
| 89 | 16 | 1 | 1 | 1 | ||
| 80 | 0 | 1 | 1 | 1 | ||
| 76 | 0 | 1 | 1 | 1 | ||
| 75 | 0 | 1 | 1 | 1 | ||
| 75 | 2 | 1 | 2 | 2 | ||
| 30 | 0 | 1 | 1 | 1 | ||
| 20 | 15 | 5 | 3 | 3 |