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Perciformes/Notothenioidei (Icefishes) >
Bathydraconidae (Antarctic dragonfishes) > Bathydraconinae
Eponymy: Baron Adrien Victor Joseph de Gerlache de Gomery (1866–1934) was an officer in the Belgian Royal Navy who led the Belgian Antarctic Expedition (1897–1899). [...] (Ref. 128868), visit book page.
Environment: milieu / climate zone / depth range / distribution range
Ecologie
marien bathydemersaal; diepte 200 - 670 m. Deep-water; 60°S - 78°S
Southern Ocean: Antarctic Peninsula, Elephant Island and Antarctic continental shelf.
Grootte / Gewicht / Leeftijd
Maturity: Lm ?  range ? - ? cm
Max length : 22.0 cm TL mannelijk / geslacht onbekend; (Ref. 124152); 28.0 cm TL (female); max. gepubliceerd gewicht: 57.10 g (Ref. 124149); max. gepubliceerd gewicht: 57.10 g
Breeding stock in the Weddell Sea consisted of individuals larger than 20 cm SL. Adults feed mainly on pelagic crustaceans: Euphausia superba, Hyperiella antarctica, Euphausia crystallorophias and other amphipods (Ref. 5192). Larval pelagic phase is long (Ref. 41551).
Gon, O., 1990. Bathydraconidae. p. 364-380. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. 462 p. (Ref. 5192)
Status op de Rode Lijst van het IUCN (Ref. 130435: Version 2024-2)
Gevaar voor de mens
Harmless
Gebruik door de mens
Visserij: van geen belang
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 1.1, mean -0.9 °C (based on 570 cells).
Fylogenetische diversiteitsindex (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00155 (0.00122 - 0.00197), b=3.26 (3.19 - 3.33), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisch niveau (Ref.
69278): 3.3 ±0.53 se; based on food items.
Weerstandsvermogen (Ref.
120179): Gemiddeld, minimale populatieverdubbelingstijd 1,4-4,4 jaar (Fec = 1,143).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100).