The Asian arowana, or dragon fish, is a prized aquarium species from Southeast Asia, revered for its dragon-like appearance ...

There are many unique species of fish living in the Colorado River. Some include the bonytail chub, razorback sucker, and ...

A rare fish, the Totoaba, faces extinction due to illegal fishing for its valuable swim bladder, called fish maw. This ...

IOWA — A federally endangered species of fish has been collected for the first time from the Des Moines River. The Iowa Department of Natural Resources said two pallid sturgeon were discovered in the ...

Four dozen tiny pupfish are swimming in a constructed habitat in a giant glass structure once meant to house humans.

The top fish is the common shovelnose sturgeon, the bottom fish is the endangered pallid sturgeon. (DNR photo by Mark Flammang) The Iowa DNR says a recent survey to document the population of a ...

The small fish are expected to thrive inside Biosphere 2 and establish a new, local population, according to researchers.

ROANOKE, Va.— The Center for Biological Diversity today petitioned the U.S. Fish and Wildlife Service to protect the imperiled Dixie Caverns salamander under the Endangered Species Act. These ...

The ghost, native to only Florida and Cuba, is a leafless web of roots splayed on the trunks of native trees. It’s also ...