Ascidiacea |
Aplousobranchia |
Polyclinidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 0 - 1000 m (Ref. 3435). Polar
Southwest Pacific, Antarctic and sub-Antarctic.
Length at first maturity / Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Found on hard bottoms, moraine deposits, and attached to the sand and gravel under a canopy of macroalgae at depths of 25 to 30 m; colonial (Ref. 1753). Known from depths of 0 to 1000 m (Ref. 3435).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | 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.
Tatian, M., R.J. Sahade, M.E. Doucet and G.B. Esnal. 1998. (Ref. 1753)
IUCN Red List Status
(Ref. 130435: Version 2024-2)
CITES status (Ref. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Population dynamicsGrowth
Max. ages / sizes
Length-weight rel.
Length-length rel.
Length-frequencies
Mass conversion
Abundance
Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): -1.8 - 1.6, mean -0.6 (based on 629 cells).
Price category
Unknown.