Bivalvia | Arcida
Environment: milieu / climate zone / depth range / distribution range
Benthic; brackish; depth range 0 - 20 m (Ref. 109200), usually 0 - 15 m (Ref. 80605). Subtropical; 26°C - 38°C (Ref. 68684); 27°N - 4°S, 114°W - 77°W (Ref. 109211)
Eastern Pacific: From Laguna Ballena, Baja California Sur, Mexico to Bahía de Tumbes, Peru.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Found in salinities from 30-40 ppt in Baja California Sur, Mexico (Ref. 68684). Occurs in mangrove estuaries (Ref. 80605). Lives mainly in or near the red mangrove Rhizophora mangle (Ref. 109200) as well among the roots of Avicennia germinans and Laguncularia racemosa (Ref. 121717). Individuals are found at about 15 cm deep in level muddy bottom among the prop roots of Rhizophora spp. (Ref. 80605), in intertidal mud flats between mangrove trees and the low tide line (Ref. 109200).
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.
Turgeon, D.D., J.F. Quinn Jr., A.E. Bogan, E.V. Coan, F.G. Hochberg, W.G. Lyons, P.M. Mikkelsen, R.J. Neves, C.F.E. Roper, G. Rosenberg, B. Roth, A. Scheltema, F.G. Thompson, M. Vecchione and J.D. Willams. 1998. (Ref. 1667)
IUCN Red List Status (Ref. 124695)
CITES status (Ref. 108899)
Threat to humans
| FishSource |
Estimates of some properties based on models
): 24.3 - 29.1, mean 27.5 (based on 139 cells).