2014年中國海洋環(huán)境狀況公報
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1.2 海灣環(huán)境狀況
重點監(jiān)測的44個海灣中，20個海灣春季、夏季和秋季均出現(xiàn)劣于第四類海水水質(zhì)標準的海域，主要污染要素為無機氮、活性磷酸鹽、石油類和化學需氧量。
2014年夏季重點海灣海水水質(zhì)等級分布示意圖
2014年重點海灣海水質(zhì)量狀況
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序 號 |
海灣 |
海灣 面積 （平方公里） |
春季 水質(zhì)評價結(jié)果 （占海灣總面積的比例） |
夏季 水質(zhì)評價結(jié)果 （占海灣總面積的比例） |
秋季 水質(zhì)評價結(jié)果 （占海灣總面積的比例） |
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一類 水質(zhì) 海域 |
二類 水質(zhì) 海域 |
三類 水質(zhì) 海域 |
四類 水質(zhì) 海域 |
劣四類水質(zhì)海域 |
一類 水質(zhì) 海域 |
二類 水質(zhì) 海域 |
三類 水質(zhì) 海域 |
四類 水質(zhì) 海域 |
劣四類水質(zhì)海域 |
一類 水質(zhì) 海域 |
二類 水質(zhì) 海域 |
三類 水質(zhì) 海域 |
四類 水質(zhì) 海域 |
劣四類水質(zhì)海域 |
|
1 |
遼東灣 |
17 413 |
20.3% |
27.4% |
19.5% |
11.0% |
21.8% |
52.1% |
10.1% |
9.1% |
7.4% |
21.3% |
5.1% |
52.6% |
7.1% |
7.2% |
28.0% |
|
2 |
渤海灣 |
12 374 |
29.7% |
48.1% |
8.2% |
6.8% |
7.2% |
41.4% |
13.9% |
23.1% |
15.1% |
6.5% |
23.1% |
47.5% |
21.3% |
6.5% |
1.6% |
|
3 |
普蘭店灣 |
305 |
0.0% |
0.0% |
0.4% |
34.5% |
65.1% |
31.3% |
13.0% |
6.2% |
4.5% |
45.0% |
0.0% |
31.7% |
12.6% |
6.1% |
49.6% |
|
4 |
萊州灣 |
5 685 |
0.1% |
30.3% |
23.1% |
24.0% |
22.5% |
18.2% |
30.3% |
23.8% |
9.2% |
18.5% |
27.7% |
17.5% |
22.8% |
18.5% |
13.5% |
|
5 |
杭州灣 |
6 673 |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
6 |
象山港（灣） |
431 |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
7 |
三門灣 |
655 |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.3% |
99.7% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
8 |
臺州灣 |
223 |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
9 |
樂清灣 |
346 |
0.0% |
0.0% |
0.0% |
0.3% |
99.7% |
0.0% |
0.0% |
3.7% |
45.0% |
51.3% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
10 |
溫州灣 |
1 108 |
0.0% |
0.0% |
0.0% |
1.0% |
99.0% |
0.0% |
12.3% |
13.5% |
33.9% |
40.3% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
11 |
三沙灣 |
698 |
0.0% |
0.0% |
13.6% |
50.0% |
36.4% |
0.0% |
3.3% |
12.0% |
69.1% |
15.6% |
0.0% |
0.0% |
27.3% |
56.3% |
16.4% |
|
12 |
羅源灣 |
143 |
0.0% |
0.0% |
0.0% |
7.8% |
92.2% |
0.0% |
0.0% |
0.6% |
14.5% |
84.9% |
0.0% |
0.0% |
0.0% |
0.0% |
100.0% |
|
13 |
泉州灣 |
227 |
0.5% |
0.6% |
2.5% |
6.6% |
89.8% |
0.1% |
33.2% |
16.0% |
8.9% |
41.8% |
0.0% |
0.0% |
0.0% |
86.8% |
13.2% |
|
14 |
廈門港（灣） |
349 |
0.0% |
0.0% |
0.1% |
3.9% |
96.0% |
0.0% |
7.5% |
3.1% |
10.3% |
79.1% |
0.0% |
0.0% |
0.1% |
32.5% |
67.4% |
|
15 |
詔安灣 |
205 |
2.4% |
9.8% |
3.9% |
11.3% |
72.6% |
0.0% |
0.3% |
2.0% |
13.2% |
84.5% |
0.1% |
0.0% |
0.0% |
4.9% |
95.0% |
|
16 |
汕頭港（灣） |
170 |
0.0% |
0.0% |
0.0% |
11.8% |
88.2% |
0.0% |
9.7% |
52.3% |
0.7% |
37.3% |
0.0% |
13.0% |
36.1% |
13.4% |
37.5% |
|
17 |
大亞灣 |
1 130 |
89.1% |
6.0% |
3.0% |
1.5% |
0.4% |
64.3% |
4.0% |
29.7% |
1.5% |
0.5% |
93.9% |
4.0% |
1.0% |
0.8% |
0.3% |
|
18 |
廣海灣 |
157 |
0.0% |
0.0% |
0.0% |
8.4% |
91.6% |
0.0% |
0.0% |
7.7% |
9.0% |
83.3% |
0.0% |
0.0% |
0.9% |
46.0% |
53.1% |
|
19 |
水東港（灣） |
243 |
44.3% |
37.4% |
5.1% |
5.2% |
8.0% |
39.5% |
34.1% |
10.2% |
5.0% |
11.2% |
1.5% |
67.2% |
17.9% |
10.7% |
2.7% |
|
20 |
湛江港（灣） |
462 |
0.0% |
0.0% |
7.9% |
18.4% |
73.7% |
9.8% |
32.5% |
14.1% |
15.5% |
28.1% |
0.0% |
0.0% |
1.2% |
1.3% |
97.5% |
