Ascidiacea |
Stolidobranchia |
Molgulidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 3 - 1850 m (Ref. 119523). Boreal
Arctic, Northern Pacific and Northern Atlantic. polar to subtropical.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 10.0 cm TL male/unsexed; (Ref. 1745)
Prefers hard substrates, but are also found in sand and gravel (Ref. 1745).
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.
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 |
Tools
More information
Trophic EcologyFood items (preys)
Diet composition
Food consumption
Predators
Population dynamicsGrowthMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundance Life cycleReproductionMaturityFecunditySpawningEggsEgg developmentLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
Internet sources
Estimates based on models
Preferred temperature
(Ref.
115969): 0.1 - 9.1, mean 2.3 (based on 995 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.
