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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 ...
The Spaniards quickly appreciated the value of the harvest and in 1586 declared the gathering of oysters to be a right of the Spanish crown. [10] 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.
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 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.
The oysters are kept in wire nets suspended from rafts while both oysters and pearls grow. Readiness for harvest is often determined by x-ray. Not only is the pearl gathered, but the nacre lining the inside of the valves of the shell is used in jewelry and in the manufacture of ornamental objects. [4]
5 Fish Oil Benefits for Men’s Intimate Health Omega-3 fatty acids have been studied for their potential intimate health benefits in recent years. There’s reason to believe it can (or could ...
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.
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