Hydrozoa |
Anthoathecata |
Bougainvilliidae
Environment: milieu / climate zone / εύρος βάθους / distribution range
Οικολογία
; εύρος βάθους 0 - 100 m (Αναφ. 116516). Polar
Arctic, Northern Atlantic and Pacific Ocean. Mostly polar, but also subtropical and boreal.
Length at first maturity / Μέγεθος / Weight / Age
Γεννητική Ωρίμανση: Lm ?  range ? - ? cm Max length : 0.9 cm WD αρσενικό/απροσδιόριστο; (Αναφ. 2992)
Bell measures 10 mm high and wide; manubrium varies from pink to white, with 4 very distinctive dichotomously-branched oral tentacles; 4 radial canals; 4 tentacle bulbs, each bearing similar tentacles (<60) and with its own dark ocellus; transparent umbrella (Ref. 2376).
Neritic (Ref. 120409). Found on bay and nearshore (Ref. 116013). Colonial (Ref. 19). Fairly short-lived, occurring in late spring or summer and feeding especially on barnacle nauplii; preyed on by Aequorea sp. and other medusivorous hydromedusae (Ref. 2376). Also on hard substrate (Ref. 116013).
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. 12, 16).
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. (Αναφ. 1663)
IUCN Red List Status
(Αναφ. 130435: Version 2024-2)
CITES status (Αναφ. 108899)
Not Evaluated
Not Evaluated
Threat to humans
Human uses
| FishSource |
Εργαλεία
Περισσότερες πληροφορίες
Τροφική ΟικολογίαΤροφικά αντικείμενα
Σύσταση δίαιτας
Κατανάλωση τροφής
Food rations
Θηρευτές
Population dynamicsΑύξησηMax. ages / sizesLength-weight rel.Length-length rel.Length-frequenciesMass conversionΣτρατολόγησηΑφθονία Life cycleΑναπαραγωγήΓεννητική ΩρίμανσηΓονιμότηταΓεννοβολίαEggsEgg developmentLarvaeΔυναμική προνυμφών Human RelatedAquaculture profiles
Stamps, coins, misc.
Διαδικτυακές πηγές
Estimates based on models
Vulnerability
Low vulnerability (10 of 100).
Price category
Unknown.