| | Fish species and description | DHA + EPA mg per 100 g | Mercury level in μg | Contamination rating | Fish categories |
| | Salmon, Atlantic, cooked | 1840 | 4 | Low | Best choice | | Salmon coho, farmed, cooked | 1279 | 4 | Low | Best choice | | Anchovy, European, canned in oil | 2055 | 3.1 | Low | Best choice | | Oyster, Pacific, cooked | 1376 | 2.2 | Low | Best choice | | Sardine, Atlantic, canned in oil | 982 | 2.2 | Low | Best choice | | Pollock, Atlantic, cooked | 542 | 5.64 | Low | Best choice | | Flatfish (flounder and sole species), cooked | 501 | 2.18 | Low | Best choice | | Salmon, coho, wild, cooked | 1059 | 4 | Low | Best choice | | Catfish, channel, wild, cooked | 237 | 4.55 | Low | Best choice | | Haddock, cooked | 238 | 10 | Medium | Best choice | | Trout, cooked | 1154 | 12.9 | Medium | Best choice | | Smelt, rainbow, cooked | 889 | 14.7 | Medium | Best choice | | Herring, Pacific, cooked | 2125 | 15.3 | Medium | Best choice | | Mackerel, Pacific (chub), cooked | 1848 | 16 | Medium | Best choice | | Spiny lobster, cooked | 480 | 16.9 | Medium | Best choice | | Sheepshead, cooked | 190 | 16.9 | Medium | Best choice | | Carp, cooked | 451 | 20 | Medium | Best choice | | Cod, Pacific, cooked | 276 | 20.2 | Medium | Best choice | | Lingcod, cooked | 263 | 20.2 | Medium | Best choice | | Ocean perch, Atlantic, cooked | 374 | 22 | Medium | Best choice | | Tuna, white, canned | 862 | 23.3 | Medium | Good choice | | Tilefish, cooked, Atlantic | 905 | 26.2 | Medium | Good choice | | Bass, striped, cooked | 967 | 27.7 | Medium | Good choice | | Mackerel, Atlantic, cooked | 1203 | 33.1 | High | Best choice | | Halibut, Greenland, cooked | 1178 | 43.9 | High | Good choice | | Halibut, Atlantic and Pacific, cooked | 465 | 43.9 | High | Good choice | | Tuna, yellowfin, fresh, cooked | 279 | 64.4 | High | Good choice | | Sablefish, cooked | 1787 | 65.7 | High | Good choice | | Bluefish, cooked | 988 | 67 | High | Good choice | | Tuna, fresh, bluefin and bigeye, cooked | 1504 | 125.4 | Very high | Avoid | | Mackerel, king, cooked | 401 | 132.9 | Very high | Avoid | | Swordfish, cooked | 819 | 181.1 | Very high | Avoid | | Tilefish, Gulf of Mexico, cooked | 905 | 263.9 | Very high | Avoid |
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