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The freshwater pearl mussel (Margaritifera margaritifera) is an endangered species of freshwater mussel, an aquatic bivalve mollusc in the family Margaritiferidae.. Although the name "freshwater pearl mussel" is often used for this species, other freshwater mussel species (e.g. Margaritifera auricularia) can also create pearls and some can also be used as a source of mother of pearl.
Margaritifera auricularia is a species of European freshwater mussel, an aquatic bivalve mollusk in the family Margaritiferidae, the freshwater pearl mussels.Formerly found throughout western and central Europe, the species is now critically endangered and is one of the rarest invertebrates worldwide, being confined to a few rivers in Spain and France.
The shinyrayed pocketbook (Hamiota subangulata) is an endangered [2] species of freshwater mussel in the family Unionidae, the river mussels. This species is endemic to the United States in the states of Georgia , Florida , and Alabama .
Six species of freshwater mussels native to the Central Texas region will be listed as endangered species as of July 4, the U.S. Fish and Wildlife Service announced Monday.
Medionidus penicillatus, the gulf moccasinshell, is a rare species of freshwater mussel in the family Unionidae, the river mussels.This aquatic bivalve mollusk is native to Alabama, Florida, and Georgia in the United States, where it is in decline and has been extirpated from most of the rivers it once inhabited. [5]
P. popeii is currently listed as federally endangered under the Endangered Species Act of 1973, [18] [19] joining many other freshwater mussel species that are a conservation concern. [10] The habitats of Texas hornshells, desert aquatic ecosystems, are highly susceptible to the major causes of biodiversity reduction seen globally. [20]
Epioblasma brevidens, the Cumberlandian combshell, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae. This species is endemic to the United States, found mainly in the states of Tennessee and Virginia. This mussel resides in medium-sized streams to large rivers.
Potamilus capax, the fat pocketbook pearly mussel or fat pocketbook, is a species of freshwater mussel, an aquatic bivalve mollusk in the family Unionidae, the river mussels. [3] It is a federally listed endangered species. It occurs in the St. Francis, Ohio, and Mississippi River drainages in the United States.