Bivalvia | Ostreoida
SAUP Database. 2006. (Ref. 356)
Size / Weight / Age
Max length : 14.0 cm SL male/unsexed; (Ref. )
Benthic; depth range 5 - 170 m (Ref. 114137)
Climate / Range
Subtropical, preferred 17°C (Ref. 107945); 35°S - 47°S, 46°W - 176°W
Southwest Pacific: Endemic to New Zealand, from Kawau Island down to Stewart Island and east to Chatham Island.
Minimum depth range from Ref. 114139. Found in soft sediments. Juveniles are preyed upon by sea stars, gastropods, octopus, snapper, and large rays (Ref. 1244). Members of the class Bivalvia are mostly gonochoric, some are protandric hermaphrodites. Life cycle: Embryos develop into free-swimming trocophore larvae, succeeded by the bivalve veliger, resembling a miniature clam (Ref. 833).
IUCN Red List Status (Ref. 114614)
CITES status (Ref. 94142)
Threat to humans
FAO(fisheries: production) | FisheriesWiki |
Estimation of some characteristics with mathematical models
Low vulnerability (10 of 100)