Asteroidea |
Velatida |
Pterasteridae
Environment: milieu / climate zone / depth range / distribution range
Ecology
Benthic; depth range 6 - 436 m (Ref. 93256). Temperate
Northern Pacific and Northwest Atlantic: Bering Sea to USA.
Length at first maturity / Size / Weight / Age
Maturity: Lm ? range ? - ? cm Max length : 24.0 cm WD male/unsexed; (Ref. 93256)
It is found on rocks in subtidal areas to a depth of 435 meters (Ref. 865).
Life cycle and mating behavior
Maturity | Reproduction | Spawning | 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 |
Tools
More information
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): 1.4 - 8.6, mean 5 (based on 324 cells).
Fishing Vulnerability
Low vulnerability (14 of 100).
Price category
Unknown.
