Asteroidea |
Valvatida |
Poraniidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 0 - 91 m (مرجع 93256). Temperate
Eastern Pacific: Alaska to USA.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 30.0 cm WD جنس نر / بدون خواص جنسي; (مرجع 93256)
Minimum depth from Ref. 865. It is found on rocks, occasionally on sand from the very low intertidal to a depth of 90 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 Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Preferred temperature
(Ref.
115969): 7.1 - 12.5, mean 9.3 (based on 102 cells).
Fishing Vulnerability
Low vulnerability (20 of 100).
طبقه قيمت
Unknown.
