Bivalvia |
Venerida |
Mactridae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 0 - 30 m (Ref. 95344). Temperate
Eastern Pacific: Canada and USA.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 18.0 cm SHL hane/ej könsbestämd; (Ref. 95344); rapporterad maxålder: 16 år (Ref. 8702)
Usually found at northern latitudes along the intertidal zone in muddy-sandy substrate (Ref. 95344).
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.
Lamb, A., D. Gibbs and C. Gibbs 2011 Strait of Georgia biodiversity in relation to bull kelp abundance. Pacific Fisheries Resource Conservation Council, 111p. (Ref. 93817)
IUCN Red List Status
(Ref. 130435: Version 2025-1)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Verktyg
Ytterligare information
Trophic EcologyFood items (preys)FödosammansättningFödointagPredatorer 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): 6.9 - 12.4, mean 8.9 (based on 268 cells).
Fishing Vulnerability
Moderate vulnerability (36 of 100).
