As hardy as it is, the desert pupfish must struggle to stay alive against the impacts of livestock grazing, water diversions, and competition from nonnative species. The Center first championed the ...

With about 130 remaining on Earth, the Devils Hole pupfish is the world's rarest fish. Scientists believe the fish has lived in relative isolation just outside of Nevada's Death Valley for about ...

The U.S. Fish and Wildlife Service has announced plans to list the Pecos pupfish as a threatened species. Pupfish are less than two inches long and their colors vary from gray, brown, to ...

At just a few months old, the fish are still very small, measuring no more than a centimetre long. Boxer pupfish, Cyprinodon simus, are one of seven pupfish species native to Lake Chichancanab in ...

TUCSON— In response to a lawsuit by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today proposed giving Endangered Species Act protection to the Pecos pupfish. The small ...