Hydrozoa |
Anthoathecata |
Hydractiniidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
نزديك كف زي; تغييرات عمق 144 - 167 m (مرجع 7479). Boreal
Northwest Pacific: Alaska.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm
Colony erect and shrub-like branched, basally calcified and white; distal skeleton chitinous and brown, perisarc forms chitinous scales. Polyps with mostly two, sometimes three to five thick tentacles.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Reproduction by fixed cryptomedusoids.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Miglietta, M.P. 2006 Hydractinia antoniisp. nov.: a new, partially calcified hydractiniid (Cnidaria: Hydrozoa: Hydractiniidae) from Alaska. Journal of the Marine Biological Association of the United Kingdom 86:993-996. (مرجع 7479)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2025-1)
وضعيت از نظر سايتس (مرجع 108899)
Not Evaluated
Not Evaluated
خطر برای انسان ها
Harmless
استفاده انسانی
| FishSource |
ابزارها
اطلاعات بيشتر
Trophic EcologyFood items (preys)
تركيب غذايي
مصرف غذايي
شکارچیان
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