Common names from other countries
Environment: milieu / climate zone / depth range / distribution range
Écologie
; profondeur 0 - 1 m (Ref. 83435). Tropical
Distribution
Pays | Zones FAO | Écosystèmes | Occurrences | Introductions
Western Atlantic: Caribbean to Brazil.
Length at first maturity / Taille / Poids / Âge
Maturity: Lm ?  range ? - ? cm Max length : 1.8 cm DL mâle / non sexé; (Ref. 83435); common length : 2.5 cm TL mâle / non sexé; (Ref. 344); âge max. reporté: 2.00 années (Ref. 8702)
Description synthétique
Morphologie
Shell wedge-shaped, inflated. Posterior slope with 2 curved ridges. Surface sculpture consisting of fine radial grooves of microscopic pinpoints. Colour: variable, usually brown, yellowish or purple, with rays of darker hues (Ref. 344).
Assumed total length is 2.5 cm (Ref. 344). Maximum depth from Ref. 104365. Found on beach and shoreline (Ref. 104365). Infaunal in shallow sand, usually in environments rich in particulate organic matter (Ref. 344).
Life cycle and mating behavior
Maturité | Reproduction | Frai | Œufs | Fécondité | Larves
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)
Statut dans la liste rouge de l'IUCN (Ref. 130435)
statut CITES (Ref. 108899)
Not Evaluated
Not Evaluated
Utilisations par l'homme
| FishSource |
Outils
Sources Internet
Estimates based on models
Preferred temperature
(Ref.
115969): 27 - 28.3, mean 27.5 (based on 307 cells).
Résilience
Haut, temps minimum de doublement de population inférieur à 15 mois (K=0.43-1.79; tmax=2).