Freshwater pearl mussel Freshwater pearl mussel 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 can also create pearls and some can also be used as a source of mother of pearl. In fact, most cultured pearls today come from "Hyriopsis" species in Asia, or "Amblema" species in North America, both members of the related family Unionidae; pearls are also found within species in the genus "Unio". The interior of the shell of "Margaritifera margaritifera"
Pearl (given name) Pearl (given name) Pearl is a primarily feminine given name derived from the English word "pearl," a hard, roundish object produced within the soft tissue of a living, shelled mollusk. Pearls are commonly used in jewelry-making. The pearl is the birthstone for the month of June. Pearls have been associated with innocence and modesty. Because it comes from the sea, it also has associations with the moon and with water. Pearls are also traditionally considered appropriate jewelry for debutantes and brides. Pearl came into popular use along with other gemstone names during the late Victorian Era. It may also have