Hydrozoa |
Leptothecata |
Sertulariidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
نزديك كف زي; تغييرات عمق 2599 - 4026 m (مرجع 7414). Polar
Antarctic Atlantic: Antarctica (Scotia Sea).
Length at first maturity / Size / Weight / سن
بلوغ: Lm ?  range ? - ? cm Max length : 7.5 cm H جنس نر / بدون خواص جنسي; (مرجع 7414)
Colonies up to 7.5 cm high, fan-shaped and strongly polysiphonic. Hydrorhiza disc-shaped. Branching frequent, irregular or alternate, and in one plane. Branches strongly constricted at their origin.
Length based on colonies height. Depth based on occurrence record; to be replaced with better reference.
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Members of the order Leptothecata include L-form hydroids. Life cycle: The zygote develops into planula and later into polyp then into free-swimming medusa.
مآخذ اصلی
مراجع | هماهنگ كننده | همكاران
Peña Cantero, A.L. and W. Vervoort. 2003. (مرجع 7414)
وضعيت در فهرست قرمز IUCN
(مرجع 130435: Version 2024-2)
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 dynamicsرشدMax. ages / sizesLength-weight rel.Length-length rel.نوسانات طولیMass conversionفراواني Life cycleتولید مثلبلوغFecundityتخم ریزیEggsنمو تخمLarvae PhysiologyOxygen consumption
Human RelatedStamps, coins, misc.
منابع اينترنتي
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).