Asteroidea |
Velatida |
Pterasteridae
Environment: milieu / climate zone / djupintervall / distribution range
Ekologi
; djupintervall 57 - 1225 m (Ref. 93256). Temperate
Circumpolar: from Artic to Chesapeake Bay and Ireland in the Atlantic and from Japan to USA in the Pacific.
Length at first maturity / Size / Weight / Age
Könsmognad: Lm ?  range ? - ? cm Max length : 20.0 cm WD hane/ej könsbestämd; (Ref. 93256)
Found on sand, mud and gravel (Ref. 93256).
Life cycle and mating behavior
Könsmognad | Reproduktion | Lek | Eggs | Fecundity | Larvae
Members of the class Asteroidea exhibit both asexual (regeneration and clonal) and sexual (gonochoric) means of reproduction. Life cycle: Embryos hatch into planktonic larvae and later metamorphose into pentamorous juveniles which develop into young sea stars with stubby arms.
Lambert, P. 2000 Sea stars of British Columbia, Southeast Alaska and Puget Sound. Canada: UBC Press. 186 p. (Ref. 93256)
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
Population dynamicsTillväxtMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionAbundans PhysiologySyreförbrukning
Human RelatedStamps, coins, misc.
Internet-källor
Estimates based on models
Preferred temperature
(Ref.
115969): 1.1 - 10.2, mean 5.5 (based on 497 cells).
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.