Asteroidea |
Velatida |
Pterasteridae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 6 - 436 m (مرجع 93256). Temperate
Northern Pacific and Northwest Atlantic: Bering Sea to USA.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 24.0 cm WD جنس نر / بدون خواص جنسي; (مرجع 93256)
It is found on rocks in subtidal areas to a depth of 435 meters (Ref. 865).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | 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.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Lambert, P. 2000 Sea stars of British Columbia, Southeast Alaska and Puget Sound. Canada: UBC Press. 186 p. (مرجع 93256)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Population dynamicsرشد
Max. ages / sizes
Length-weight rel.
Length-length rel.
نوسانات طولی
Mass conversion
فراواني
Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
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).
طبقه قيمت
Unknown.
