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Pacific oyster

Order Ostreoida
Family Ostreidae

Marine bivalve mollusc. Shell solid, inequivalve, extremely rough, extensively fluted, and laminated; left (lower) valve deeply cupped, its sides sometimes almost vertical, the right (upper) valve flat or slightly convex sitting withing left; inequilateral, beaks and umbones often overgrown; tending to be oblong in outline but often disorted and very irregular. The shape of the shell varies with the environment. Colour usually whitish with many purple streaks and spots radiating away from the umbo. The interior of the shell is white, with a single muscle scar that is sometimes dark, but never purple or black.

Characteristics
FAO code
OYG
Specie
Crassostrea gigas
Type
Molluscs
FAO Fishing Areas
  • Area 31: the Western part of the Atlantic Ocean
  • Area 41: the Southwestern part of the Atlantic Ocean
  • Area 51: the Western part of the Indian Ocean
  • Area 57: the Eastern part of the Indian Ocean
  • Area 61: the Northwestern part of the Pacific Ocean
  • Area 67: the Northeastern part of the Pacific Ocean
  • Area 71: the Western Central part of the Pacific Ocean
  • Area 77: the Eastern Central part of the Pacific Ocean
  • Area 81: the Southwestern part of the Pacific Ocean
  • Area 87: the Southeastern part of the Pacific Ocean
Fishing seasons
feb mar apr may jun jul aug sep oct nov dec
International denominations
Germany Pazifische Felsenauster
France Huître creuse
Italy Ostrica pacifica
Portugal Ostra gigante
United Kingdom Pacific oyster
Fishing areas
Fishing arts
Aquaculture

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