Pearl oyster
Pearl oyster Until now the pearl of the moral power can be a sea pearls and freshwater pearls. Product sea pearls are grown in this international market is as follows. 1. Akoya pearl High-quality pearls produced from P. fucata. A maximum size of 10 mm. White pearl with nuance greenness very beautiful. This type is produced in Japan and China. 2. South sea pearl pearl is produced in Indonesia and Australia resulting from P. maxima. Groups including pearl white, large up to 18 mm. This type of silvery white, yellowish, pink, and golden. 3. Black pearl This resulted from a pearl P. margaritifera. Black pearl is very captivating and a jet black color. This type of size is smaller than the size of south sea pearl. Major countries: Tahiti, Hawaii, and Cook Island. A. Sistematika Family: Pteridae Species: Pinctada maxima P. margaritifera Trade names: pearl Oyster Name of the local pearl B. The characteristics of Biology and the Aspect 1. Physical characteristics Pearl shell has a pair of body