Key to Ocean Basins
| 1 North Pacific | 5 South Atlantic | 9 Unknown |
| 2 North Atlantic | 6 Ross Sea, Weddell Sea | |
| 3 Indian Ocean | 7 Chukchi Sea, Beaufort Sea, Bering Sea, Sea of Okhotsk | |
| 4 South Pacific | 8 Baffin Bay, Hudson Bay, Greenland Sea, Barents Sea, Kara Sea | |
| NUMBER IN ARCHIVE | |
| 1403 (30 species) | |
| 25586 (69 species) | |
| 16697 (51 species) | |
| 1895 (46 species) | |
| 1658 (28 species) | |
| 536 (26 species) | |
| 1322 (11 species) | |
| 4171 (27 species) | |
| 136 (8 species) | |
| 1681 (44 species) | |
| 55085 | |