Ascidiacea |
Stolidobranchia |
Styelidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 3000 - 7000 m (Ref. 2665). Polar
Atlantic Ocean, Indo-Pacific, Antarctic, and the Mediterranean: Subantarctic Region, Western South America, and Europe.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm Max length : 2.0 cm TL hane/ej könsbestämd; (Ref. 3462)
Minimum depth from Ref. 2892. Attached to small stones (Ref. 1744). Generally fixed on rocky bottom, loose blocks, polymetallic nodules and plates, and shells (Ref. 2665).
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 - 1.9, mean 1.2 (based on 18442 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.