Ascidiacea |
Stolidobranchia |
Pyuridae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 75 - 450 m (Ref. 1745). Temperate
Eastern Pacific and the Antarctic. Polar to subtropical.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm Max length : 7.5 cm WD hane/ej könsbestämd; (Ref. 865)
Found from intertidal to 450 m (Ref. 1745), on hard substrates (Ref. 865).
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.
Lambert, G. and K. Sanamyan 2001 Distaplia alaskensis sp.nov. (Ascidiacea, Aplousobranchia) and other new ascidian records from south-central Alaska, with a redescription of Ascidia columbiana (Huntsman, 1912). Can. J. Zool. 79:1766-1781. (Ref. 1745)
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): 4.6 - 8.6, mean 5.9 (based on 83 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.