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Large category that can include any member of the classes Cephalochordata (lancelets), Agnatha (hagfish and lampreys), Elasmobranchii (sharks and rays), Holocephali (ghost sharks), Osteichthyes (bony fish), Gastropoda (gastropods), Pelecypoda (bivalves), Cephalopoda (cephalopods), and Crustacea (crustaceans).

Contributors in Fish


pelvic fins

Animals; Fish

The last pair of fins on the body of a fish, found on the underside, close to the tail.


Animals; Fish

An external organ used by aquatic animals such as fish, to extract oxygen out of the water.

dorsal fin

Animals; Fish

Large fin on the back of marine animals such as fish, sharks, whales and dolphins.


Animals; Fish

A family of large edible marine gastropods having an ear-shaped shell with a row of holes along the outer edge. The colorful pearly interior of the shell (the famous “mother of pearl”) is often used ...


Animals; Fish

A food and game fish native to temperate and tropical marine waters. Pompano is a member of the amberjack family. The average amberjack is 40 to 50 pounds. The yellowtail kingfish (Seriola ialandi), ...


Animals; Fish

A small saltwater fish belonging to the herring family that is native to the Mediterranean Sea and the English Channel. Typically no more than six inches in length, the anchovy is green-colored as a ...

angler fish

Animals; Fish

This very ugly, but very tasty fish is also known as monkfish, lotte, bellyfish, frogfish, sea devil and goosefish. The name “angler” comes from the wormlike filament that grows from its head, by ...

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