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Lophiiformes (Anglerfishes) >
Oneirodidae (Dreamers)
Etymology: Dolopichthys: Greek, 'dolops' or 'dolopos' = ambusher + Greek, 'ichthys' = fish (meaning "a fish that attacks by surprise") (Ref. 86949).
More on author: Garman.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathypelagisch; standvastig; diepte 1050 - 2000 m (Ref. 86949). Deep-water
Atlantic Ocean: north of Azores. Northwest Atlantic: Canada (Ref. 5951). Also known from the Southeast Pacific.
Grootte / Gewicht / Leeftijd
Maturity: Lm ? range ? - ? cm
Max length : 9.2 cm TL (female)
Korte beschrijving
Determinatiesleutels | Morfologie | Morfometrie
Dorsale zachte stralen (totaal) : 6 - 7; Anale zachte stralen: 5 - 6. Characterized by having two posteriorly directed papillae placed bilaterally on dorsal surface of escal bulb, each darkly pigmented on dorsal surface and on distal tip; compressed posterior appendage crescent shaped, unpigmented and short, equal to or less than length of escal bulb; unpigmented swollen basal part of posterior appendage; presence of connecting membrane between anterior and posterior filaments of posterior escal appendage; darkly pigmented posterior edge of anterior filament of posterior escal appendage; lower jaw teeth 42-128; absence of vomerine teeth in specimens 18.5 mm and larger, 2 teeth or less in smaller specimens; dorsal fin rays 6-7; anal fin rays 5-6; pectoral fin rays 19-21; head length 33.1-42.5% SL; head width 17.6-26.0% SL; head depth 26.3-37.5%SL; premaxilla length 20.4-29.5% SL; length of lower jaw 30.1-41.9% SL; length of illicium 26.9-48.9% SL (Ref. 86949).
Levenscyclus en paargedrag
Maturities | Voortplanting | Spawnings | Egg(s) | Fecundities | Larven
Bertelsen, E., 1986. Oneirodidae. p. 1383-1399. In P.J.P. Whitehead, M.-L. Bauchot, J.-C. Hureau, J. Nielsen, and E. Tortonese (eds.) Fishes of the North-eastern Atlantic and the Mediterranean. UNESCO, Paris, Vol. 3. (Ref. 10523)
Status op de Rode Lijst van het IUCN (Ref. 130435)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
Tools
Speciale rapporten
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Internetbronnen
Estimates based on models
Preferred temperature (Ref.
123201): 2.4 - 4.1, mean 3.4 °C (based on 137 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 0.5078 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.01000 (0.00244 - 0.04107), b=3.04 (2.81 - 3.27), in cm total length, based on all LWR estimates for this body shape (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.6 ±0.5 se; based on size and trophs of closest relatives
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Fecundity assumed < 1000).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
