THESAURUS
marine animal
Loch Ness monster, alevin, benthon, benthos, cetacean, crustacean, dolphin, dugong, fingerling, fish, fry, game fish, grilse, harbor seal, kipper, man-eater, man-eating shark, manatee, minnow, minny, nekton, octopus, panfish, plankton, porpoise, salmon, sea dog, sea lion, sea monster, sea pig, sea serpent, sea snake, sea urchin, seal, shark, shellfish, smolt, sponge, squid, tropical fish, walrus, whale