Bivalvia |
Cardiida |
Semelidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 0 - 50 m (Ref. 104365). Subtropical
North America. Northeast Atlantic: Portugal.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 1.0 cm DL hane/ej könsbestämd; (Ref. 83435)
Depth based on occurrence (Ref. 2851, p. 719); to be replaced with better reference.
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.
Alves, F., L. Chicharo, A. Nogueira and J. Regala 2003 Changes in benthic community structure due to clam dreging on the Algarve coast and the importance of seasonal analysis. J. Mar. Biol. Ass. U.K. 83:719-729. (Ref. 2851)
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)
Födosammansättning
Födointag
Predatorer
Population dynamicsTillväxt
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundans
PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Preferred temperature
(Ref.
115969): 23.5 - 28, mean 26.1 (based on 236 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
