The roughskin dogfish, scientifically known as Centroscymnus owstonii, is not a freshwater species. This shark is primarily ...

ASHEVILLE, N.C.— Following a petition and lawsuits by the Center for Biological Diversity, the U.S. Fish and Wildlife Service today listed the Atlantic pigtoe freshwater mussel as threatened under the ...

WASHINGTON— In response to a legal petition from the Center for Biological Diversity, the U.S. Fish and Wildlife Service today proposed to protect the green floater, a freshwater mussel found from New ...

After the eastern hellbender was devastated by Tropical Storm Helene, the U.S. Fish and Wildlife service has proposed to designate the species as endangered.