Indeed, pearls from freshwater mussels lie at the center of the liveliest activity in pearling today. Natural freshwater pearls occur in mussels for the same reason that saltwater pearls occur in ...

DESCRIPTION: Freshwater mussels are bivalve mollusks that have a two- valved hard shell, a soft body with respiratory, digestive and reproductive organs, and a muscular foot for locomotion, burrowing ...

(First Alert 4) - The Missouri Department of Conservation (MDC) is urging aquarium owners to check ... by hurting the ...

In 2013 the Service finalized Endangered Species Act protection for two species of freshwater mussels in the Tennessee River watershed — slabside pearlymussels and fluted kidneyshells — as well as ...