Fish

The reedfish, ropefish, or snakefish, Erpetoichthys calabaricus, is a species of fish in the family Polypteridae alongside the bichirs. It is the only member of the genus Erpetoichthys.

The hard clam, also known as the round clam, hard-shell clam, or the quahog, is an edible marine bivalve mollusk that is native to the eastern shores of North America and Central America from Prince Edward Island to the Yucatán Peninsula. It is one of many unrelated edible bivalves that in the United States are.

The iridescent shark or iridescent shark catfish is a species of shark catfish native to the rivers of Southeast Asia. Despite its name, it is not a shark.

The orca, or killer whale, is a toothed whale and the largest member of the oceanic dolphin family. The only extant species in the genus Orcinus, it is recognizable by its distinct pigmentation; being mostly black on top, white on the bottom and having recognizable white eye patches.

The giant oarfish is a species of oarfish of the family Regalecidae. It is an oceanodromous species with a worldwide distribution, excluding polar regions.

The nurse shark is an elasmobranch fish in the family Ginglymostomatidae. The conservation status of the nurse shark is globally assessed as vulnerable in the IUCN List of Threatened Species.

The narwhal is a species of toothed whale native to the Arctic. It is the only member of the genus Monodon and one of two living representatives of the family Monodontidae.