Vernacular names: Eastern oyster
Solid shell up to 17cm from beak to opposite margin. It is dirty white to brown in colour, occasionally with purple markings. The surface of the shell is sculptured with concentric ridges and lines.
Key identification features
- The shell margins near the beak are smooth
- The margin of the shell is flat
- The muscle scar is purple or brown
Ecology and behaviour
This species was originally imported (pre 1939) but has not yet established breeding populations in the wild.
Distribution and status
Non-native.
The map provided here shows the distribution of the species based on Conchological Society data.