Bivalvia | Mytilida
Environment: milieu / climate zone / depth range / distribution range
Benthic; brackish; depth range 0 - 100 m (Ref. 356), usually 4 - 20 m (Ref. 89833). Temperate, preferred 12°C (Ref. 107945); 7°S - 56°S, 81°W - 52°W
Southeast Pacific and Atlantic Ocean: From Pacasmayo, Peru to the Strait of Magellan and Beagle Channel including Juan Fernández Islands and to southern Brazil in the Atlantic including Falkland Islands. Introduced in the UK. Subtropical to temperate.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 5.0 cm SL male/unsexed; (Ref. 356)
Found in bays. Found at depths of 4 to 8 m (Ref. 106875). Intertidal and subtidal sedimentary and rocky bottoms (Ref. 114788).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | Eggs | Fecundity | Larvae
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.
SAUP Database. 2006. (Ref. 356)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Threat to humans
FAO - Aquaculture: production; Fisheries: landings | FishSource | Sea Around Us
Estimates of some properties based on models
): 7.5 - 20.5, mean 12.5 (based on 198 cells).
Low vulnerability (10 of 100)