Ascidiacea |
Aplousobranchia |
Polyclinidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 0 - 500 m (Ref. 3435). Subtropical
Southwest Atlantic, Southern Pacific and the Antarctic: From Antarctica to sub-Antarctic islands and South America. Subtropical to polar.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 0.7 cm TL hane/ej könsbestämd; (Ref. 1744)
Known from depths of 0 to 1000 m (Ref. 3435).
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.
Sanamyan, K.E. and N.P. Sanamyan 2002 Deep-water ascidians from the south-western Atlantic (RV Dmitry Mendeleev, cruise 43 and Academic Kurchatov, cruise 11). Journal of Natural History 36:305-359. (Ref. 1744)
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): 0.5 - 8.5, mean 5.8 (based on 249 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
