Bivalvia |
Venerida |
Veneridae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 5 - 65 m (Ref. 3446). Subtropical; 11°S - 55°S, 76°W - 51°W (Ref. 3446)
Southwest Atlantic and Southeast Pacific.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?, range 2 - 2.4 cm Max length : 9.3 cm SHL hane/ej könsbestämd; (Ref. 3446)
Maximum depth from Ref. 87801. The species is under great pressure from exploitation but the population status is unknown (Ref. 87801). It is an infaunal species, found in intertidal areas to a depth of 65 m, in tide pools, sandy, muddy or pebbly and on mussel banks. Gonochoric species with free-living larvae (Ref. 87801).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | 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.
Rosenberg, G. 2005 Malacolog 4.1: A Database of Western Atlantic Marine Mollusca. [WWW database (version 4.1.0)] URL http://www.malacolog.org/ (Ref. 3446)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Harmless
Human uses
Fiskeri: kommersiell
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Preferred temperature
(Ref.
115969): 8.8 - 16.1, mean 12 (based on 98 cells).
Resiliens
Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (K=0.18-0.25).
Fishing Vulnerability
Moderate vulnerability (36 of 100).