Largest temperate bivalves, easily recognised by the elongate oval valves, which gape at the ends when shut, and the large pit in the hinge. It usually lives deeply buried in the silt of estuaries, with the two siphons projecting from the sediment surface.
Max Size: 11 cm
Sea Temperature Range: 16.4-20.5°C
Habitat: Soft sediment
IUCN Threat Status: Not Evaluated
Occurrence: Widespread (100% of sites)
Occurrence describes how often the species is found on surveys within its distribution.
It is calculated as the % of reef sites surveyed by RLS divers across all the ecoregions in which the species has been observed
Abundance: Solitary (1 per transect)
Abundance is calculated as the average number of individuals recorded per RLS transect, where present.
Edit by: GJ Edgar. 2008. Australian Marine Life. New Holland, Sydney