| Biotopic group | Ecological forms | Taxonomic groups | |
| Population of the bottom zone (1306) | Nectobenthos (819) | Fish and cyclostomes (693) | Vertebrates (693) |
| Cephalopods (57) | Invertebrate (613) | ||
| Shrimps (69) | |||
| Benthos (468) | Gastropods (123) | ||
| Bivalve (71) | |||
| Crabs (38) | |||
| Sea urchins (8) | |||
| Sea cucumbers (14) | |||
| Other (214) | |||
| Plankton (19) | Jellyfish and ctenophores (19) | ||