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
The Pearl (novel) his head blown off in the pearl, throws it into the ocean. Steinbeck began writing the story as a movie script in 1944, and first published it as a short story called "The Pearl of the World" in "Woman's Home Companion" in December 1945. The original publication is also sometimes listed as "The Pearl of La Paz". He expanded it to novella length and published it under the name "The Pearl" by Viking Press in 1947. As he was writing the novella version, he was frequently travelling to Mexico where the film version, co-written with Jack Wagner, was being filmed.