Bivalvia |
Arcida |
Arcidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic; depth range 0 - 75 m (Ref. 83435). Tropical; 18°N - 18°N, 88°E - 88°E (Ref. 83435)
Western Atlantic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 4.1 cm DL male/unsexed; (Ref. 83435); common length : 7.8 cm TL male/unsexed; (Ref. 344)
Shell heavy, sturdy, almost as high as long, inequivalve, with left valve overlapping right. Sculpture of 26 to 28 radial ribs of square cross-section, each with prominent beads. Umbones facing each other. Hinge straight, ligament short, ligamental area with transversal striations. Periostracum thin. Colour: white, periostracum light brown (Ref. 344).
It has a total length of 7.8 cm. Fisheries: collected mostly in the southern half of the area (Ref. 344). Epibiotic (Ref. 104365). Occurs on sand, shell rubble, and seagrass beds at shallow subtidal depths (Ref. 344).
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. 130435)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
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Tools
More information
Age/SizeGrowthLength-weightLength-lengthMorphologyLarvaeAbundance
Internet sources
Estimates based on models
Price category
Unknown.
