If you find this fish in South Carolina you should kill it immediately, according to the Department of Natural Resources.

Some are loudest when the moon has waned. Take these long thin fish called "cusk eels" recorded off the coast of Cape Cod. They're strumming their muscles against their swim bladders – that's ...

Anglers who catch one are encouraged to harvest it. Snakeheads are unique. They’re a long, thin fish that can breathe air through an air bladder like a lung and can live up to four days out of ...

Wild Horizons / Universal Images Group via Getty Images In the waters of the western Atlantic Ocean, long and thin trumpetfish have ... “Although fish biologists have known about this for ...