Hydrozoa |
Anthoathecata |
Acaulidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
; تغييرات عمق 20 - 350 m (مرجع 120437). Polar
Atlantic and Arctic Oceans: USA, Iceland and Canada. Mostly polar, but also in subtropical and boreal.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm
This is a solitary species (Ref. 19, 87872), with gonophores but no medusae. It is found in gulfs and estuaries particularly in circalittoral areas (Ref. 87872). Clay or mud dweller (Ref. 120436). Lives typically partially buried in sediments (Ref. 120437).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Reproduction occurs only in hydroid stage (Ref. 1663, p. 14).
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Cairns, S.D., D.R. Calder, A. Brinckmann-Voss, C.B. Castro, D.G. Fautin, P.R. Pugh, C.E. Mills, W.C. Jaap, M.N. Arai, S.H.D. Haddock and D.M. Opresko 2003 Common and Scientific Names of Aquatic Invertebrates from the United States and Canada: Cnidaria and Ctenophore, Second Edition. American Fisheries Society Special Publication, no,28. XI+115. With CD-ROM. (مرجع 1663)
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
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
طبقه قيمت
Unknown.
