Ascidiacea |
Aplousobranchia |
Polyclinidae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
. Temperate
Pacific Ocean: New Caledonia, Canada and USA.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ? range ? - ? cm Max length : 2.0 cm COLD hane/ej könsbestämd; (Ref. 2268)
Colony diameter ranges from 0.5 to 2 cm (Ref. 2268). Found on rocks but abundant on pilings and floats (Ref. 2268).
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. 2003 New records of ascidians from the NE Pacific: a new species of trididemnum, range extension and redescription of Aplidiopsis pannosum (Ritter, 1899) including its larva, and several non-indigenous species. Zoosystema 25(4):665-679. (Ref. 1749)
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
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
