Description

Also known as Black Pearl Oyster, Blacklip Oyster, Blacklip Pearl Oyster, Blacklip Pearl Shell, Black-lipped Oyster, Black-lipped Pearl Oyster, Mollusc, Oyster, Pacific Pearl Oyster, Pearl Oyster, Pen Shell.

Found attached to coral and rock debris or lying freely, over deal coral, coarse gravel, sand and in seagrass beds of lagoon reefs.
They feed on phytoplankton.
Length - 9.8cm
Depth - 0-40m
Widespread Indo Pacific

These oysters are harvested for their pearls.

Most Bivalves are permanently anchored in fissures or depressions in the rock surface of the reef, some may become covered in algae and other marine life.
Other Bivalves swim free, either by a well developed foot or propelled along by a jet of water from their mantle cavity. Ref: https://en.wikipedia.org/wiki/Pinctada_margaritifera