Hydrozoa |
Anthoathecata |
Cladonematidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
Πελαγικό(ά). Subtropical
Eastern Pacific: Canada and USA.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 0.3 cm WD αρσενικό/απροσδιόριστο; (Αναφ. 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
Γεννητική Ωρίμανση | Αναπαραγωγή | Γεννοβολία | Eggs | Γονιμότητα | 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).
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. (Αναφ. 1663)
IUCN Red List Status
(Αναφ. 130435: Version 2025-1)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Τροφική ΟικολογίαFood items (preys)
Σύσταση δίαιτας
Κατανάλωση τροφής
Θηρευτές
Population dynamicsΑύξησηMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionΑφθονία Life cycleΑναπαραγωγήΓεννητική ΩρίμανσηΓονιμότηταΓεννοβολίαEggsEgg developmentLarvae PhysiologyΚατανάλωση οξυγόνου
Human RelatedStamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Fishing Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.