What does "sea creature" mean?

any of numerous animals inhabiting the sea including e.g. fishes and molluscs and many mammals

What is a synonym for "sea creature"?

Common synonyms include: marine animal, aquatic, aquatic animal, calamari, crustacean-like, fish.

Rare ·Advanced level

Noun

1
any of numerous animals inhabiting the sea including e.g. fishes and molluscs and many mammals wordnet