Bivalvia | Venerida
Environment: milieu / climate zone / depth range / distribution range
Benthic; depth range 0 - 2 m (Ref. 83435). Tropical, preferred 27°C (Ref. 107945); 22°N - 29°S, 89°W - 14°W
Western Central and Southern Atlantic: from Guatemala to Cuba in the Caribbean, east to Ascension Island and south to Santa Catarina Brazil.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm Max length : 3.4 cm DL male/unsexed; (Ref. 83435); common length : 3.8 cm TL male/unsexed; (Ref. 344)
Shell heavy, thick, inflated, triangular. Shell surface umbones central and prominent. Hinge with 3 cardinal teeth, with smaller secondary teeth present. Lateral tooth in left valve large. Lunula large, escutcheon absent. Periostracum like varnish. Colour: whitish with brown tinges and rays.
Minimum depth from Ref. 104365. Lives in sand, from the intertidal to very shallow subtidal (Ref. 344). Shallowly buried in sandy bottoms (Ref. 114795). Abundant near river mouths where organic matter and terrigenous particulates accumulate (Ref. 114796). Suspension feeder (Ref. 78149).
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.
Leal, J.H. 2003. (Ref. 344)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Threat to humans
FAO - Fisheries: landings | FishSource | Sea Around Us
Estimates of some properties based on models
): 27.2 - 28.4, mean 27.6 (based on 250 cells).
Prior r = 1.18, 95% CL = 0.78 - 1.77, Based on 1 stock assessment.