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Species of the Month February 2007

Pacific Oyster (c) M. Breckels

Common name: Pacific oyster

Latin name: Crassostrea gigas

A type of shellfish (Mollusca)

 

Key Features

  • Frilly oval shell up to 18 cm long.
  • Shell may have dark purple patches.
  • Attached permanently to rocks/hard surfaces.

Where to look:

Found on the lower shore.

Origin:

The Pacific, to Portugal and then the UK. Deliberately introduced for human consumption.

Effects of warming sea:

Will become more widespread

Effects on the environment:

May form large beds, covering other animals.

More information:

Click here find out more about this species on the MarLIN website