Survival of the fittest is expertly exemplified by one marine creature: Minnesota’s freshwater mussels. These shellfish are being applauded for their unique and clever survival strategy. They ...

New freshwater mussels, which filter water and stabilize stream banks, are being added to Pennsylvania waterways as part of a 10-year partnership project. This year, Pennsylvania received 96 ...

The U.S. Fish and Wildlife Service declared six species of freshwater mussels found in Central Texas as endangered and another as threatened on Monday. Environmental scientists refer to freshwater ...

TRAVERSE CITY, Mich. (AP) — If huge, hungry Asian carp reach Lake Michigan, their long-dreaded invasion may turn out to be less ferocious than once expected because a tiny competitor is gobbling up ...