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Pinctada is a genus of saltwater oysters, marine bivalve mollusks in the family Pteriidae. These pearl oysters have a strong inner shell layer composed of nacre, also known as "mother of pearl". Pearl oysters are not closely related to either the edible oysters of family Ostreidae or the freshwater pearl mussels of the families Unionidae and ...
Pinctada longisquamosa is a relatively small pearl oyster, with a mean length of 23 mm and a height of 20 mm. The largest recorded specimen, housed at the American Museum of Natural History, has a length of 39 mm and a height of 29 mm. Pinctada longisquamosa is noted for its radial rows of narrow shell lamellae and generally bright green to yellow coloration.
Pinctada margaritifera, commonly known as the black-lip pearl oyster, is a species of pearl oyster, a saltwater mollusk, a marine bivalve mollusk in the family Pteriidae. This species is common in the Indo-Pacific within tropical coral reefs. The ability of P. margaritifera to produce pearls means that the species is a valuable resource to humans.
By the 1840s, the export of the shells was as valuable as the pearls extracted from them; the nacreous shells were used to make mother-of-pearl buttons for clothing. In 1874, compressed air diving equipment made harvesting the oysters easier. By the early 1900s, some 200,000 to 500,000 oysters were being harvested annually. [10]
There are two different color varieties: the Gold-lipped oyster and the Silver-lipped oyster. These bivalves are the largest pearl oysters in the world. They have a very strong inner shell layer composed of nacre, also known as "mother of pearl" and are important to the cultured pearl industry as they are cultivated to produce South Sea pearls.
Pinctada fucata, the Akoya pearl oyster (阿古屋貝), is a species of marine bivalve mollusk in the family Pteriidae, the pearl oysters. Some authorities classify this oyster as Pinctada fucata martensii (Gould, 1850). [1] It is native to shallow waters in the Indo-Pacific region and is used in the culture of pearls.
For more than a decade along the East Coast and Gulf of Mexico, millions of farmed oysters, which are grown in cages or bags in tidal areas, have fallen victim to Sudden Unusual Mortality Syndrome ...
Pinctada radiata, commonly known as the Atlantic pearl-oyster [2] or the Gulf pearl oyster [1] is a species of pearl oyster distributed throughout the Indo-Pacific and in the Mediterranean. [ 3 ] [ 4 ] Its range extends as far north as Japan and as far south as the Australian state of Victoria .