Ascidiacea |
Aplousobranchia |
Holozoidae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Sessile; depth range 40 - 40 m (Ref. 7688). Temperate
Distribution
Countries | FAO areas | Ecosystems | Occurrences | Introductions
Northeast Atlantic: UK England.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm
Depth based from original description (Ref. 7688); to be replaced with a better reference. Attached to a stone amidst shell gravel at a depth of 40 m (Ref. 7688).
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.
Berrill, N.J. 1947 The ascidians Trididemnum alleni and Distaplia garstangi, new species from the Plymouth area. Journal of the Marine Biological Association 26:609-615. (Ref. 7688)
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 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
Price category
Unknown.
