| No. | Item | Our data | Literature data [15] - [17] | ||
| 1 | Plaice, n = 5 | 45 ± 21 | 56 ± 45 | ||
| 2 | Grey mullet, n = 7 | 43 ± 23 | 52 ± 27 | ||
| 3 | Mackerel icefish, n = 6 | 110 ± 35 | - | ||
| 4 | Butterfish, п = 5 | 79 ± 56 | 58 ± 49 | ||
| 5 | Alaska pollack, n = 10 | 40 ± 16 | 31 ± 30 | ||
| 6 | Cod icefish, п = 6 | 11 ± 8 | - | ||
| 7 | Ocean perch, n = 6 | 189 ± 91 | 308 ± 299 | ||
| 8 | Halibut, п = 7 | 203 ± 182 | 241 ± 225 | ||
| 9 | Haddock, п = 13 | 42 ± 32 | 55 ± 33 | ||
| 10 | Blue whiting, п = 5 | 44 ± 13 | - | ||
| 11 | Sardine, п = 5 | 28 ± 22 | 13 ± 13 | ||
| 12 | Herring, n = 5 | 17 ± 10 | 84 ± 80 | ||
| 13 | Mackerel, п = 11 | 154 ± 110 | 88 ± 85 | ||
| 14 | Tilapia, п = 5 | 18 ± 15 | 13 ± 12 | ||
| 15 | Cod, n = 13 | 34 ± 12 | 111 ± 150 | ||
| 16 | Hake, п = 11 | 33 ± 15 | 79 ± 64 | ||
| Roe | |||||
| 17 | Salmon roe, п = 5 | 3.1 ± 1.2 | - | ||
| 18 | Chum salmon roe, п = 7 | 3.3 ± 1.3 | - | ||
| Seafood | |||||
| 19 | Red king crab, п = 4 | 12 ± 5.3 | 65 ± 96 | ||
| 20 | Shrimps, n = 17 | 13 ± 5 | 9 ± 13 | ||
| 21 | Scallops, п = 7 | 9 ± 3.5 | 3 ± 7 | ||
| 22 | Mussels, п = 9 | 6 ± 4.5 | 9 ± 9 | ||
| 23 | Octopus, п = 5 | 23 ± 10 | - | ||
| 24 | Squid tentacles, п = 3 | 18 ± 7.7 | - | ||
| 25 | Squid, n = 19 | 21 ± 7.5 | 23 ± 22 | ||
| 26 | Cuttlefish, п = 3 | 28 ± 15 | - | ||
| Canned fish | |||||
| 27 | Pacific saury in oil, п = 7 | 23 ± 8.5 | - | ||
| 28 | Gobies in tomato sauce, п = 12 | 7 ± 2.3 | - | ||
| 29 | Tuna, п = 3 | 273 ± 251 | 350 ± 345 | ||
| 30 | Salmon, п = 15 | 15 ± 9 | 8 ± 7 | ||