Freshwater pearl mussel play in the life of the freshwater pearl mussel, the conservation of salmon and trout is also central in the survival of this endangered freshwater 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
Parable of the Pearl story. However, those who do not believe in the kingdom of heaven enough to stake their whole future on it are unworthy of the kingdom. This interpretation of the parable is the inspiration for a number of hymns, including the anonymous Swedish hymn "Den Kostliga Pärlan" ("O That Pearl of Great Price!"), which begins: <poem> O that Pearl of great price! have you found it? Is the Savior supreme in your love? O consider it well, ere you answer, As you hope for a welcome above. Have you given up all for this Treasure? Have you counted past gains as