Ascidiacea |
Stolidobranchia |
Molgulidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 0 - 200 m (Ref. 1603). Temperate
Northern Atlantic and the Arctic.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 1.8 cm WD hane/ej könsbestämd; (Ref. 1603)
Total length is 1.6 cm in Ref. 7726. Known from shallow subtidal, tolerate estuaries (Ref. 7726). Attached to hard substrata; usually in shallow water but occasionally below 200 m (Ref. 1603).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the class Ascidiacea are hermaphroditic; both cross- and self-fertilization is typical. Life cycle: Eggs develop into lecithotrophic larva before metamorphosing into benthic adults.
Jagerskiold, L.A. 1971 A Survey of the Marine Benthoic Macrofauna along the Swedish West Coast 1921-1938. Acta Regiae Societatis Scientiarum et Litterarum Gothoburgensis. Zoologica 6:1-146. (Ref. 1369)
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 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): 0.9 - 11.9, mean 8.4 (based on 670 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
