Hydrozoa |
Anthoathecata |
Cladonematidae
Environment: milieu / climate zone / تغييرات عمق / distribution range
بوم شناسي
سطح زی. Subtropical
Eastern Pacific: Canada and USA.
Length at first maturity / Size / Weight / سن
بلوغ: Lm ? range ? - ? cm Max length : 0.3 cm WD جنس نر / بدون خواص جنسي; (مرجع 2992)
Bell diameter measures 2-3 mm, rounded; mouth has 6 short oral arms with terminal nematocyst knobs; 6-7 gonads emerging from the center of the manubrium as elongated, rounded protrusions in a whorl; 9 unbranched radial canals and 9 marginal tentacles, each with 2-3 branches and a reddish ocellus at the base; thick and muscular velum (Ref. 2376).
Inhabits mud flats with Ulva sp.; more or less exposed at very low tide, attached to seaweeds; feeds on small crustaceans (Ref. 2376).
Life cycle and mating behavior
بلوغ | تولید مثل | تخم ریزی | Eggs | Fecundity | Larvae
Species exhibits both asexual and sexual reproduction by budding during hydroid stage and release of gametes in medusae stages (Ref. 1663, p. 15, 18).
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 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).
طبقه قيمت
Unknown.
