Bearded Thorny Oyster (Spondylus barbatus)

Also known as Fork-spined Thorny Oyster, Mollusc, Orange Spiny Oyster, Oyster, Spiny Oyster

Description

Also known as Fork-spined Thorny Oyster, Mollusc, Orange Spiny Oyster, Oyster, Spiny Oyster.

Found attached to dead corals, rocks and shell debris over intertidal zones down to deeper waters.
They feed on plankton.
Has a pure white shell and double forked spines.
Length - 11cm
Depth - 0-50m
Widespread Indo-West Pacific

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://www.sealifebase.ca/summary/Spondylus-barbatus.html

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