Environment: milieu / climate zone / depth range / distribution range
Ekologi
marina djupbottenlevande; djupintervall 200 - 670 m. Deep-water; 60°S - 78°S
Southern Ocean: Antarctic Peninsula, Elephant Island and Antarctic continental shelf.
Size / Vikt / Age
Maturity: Lm ? range ? - ? cm
Max length : 22.0 cm TL hane/ej könsbestämd; (Ref. 124152); 28.0 cm TL (female); publicerad maxvikt: 57.10 g (Ref. 124149); publicerad maxvikt: 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)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fiskeri: saknar intresse
Verktyg
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Estimates based on models
Preferred temperature (Ref.
123201): -1.8 - 1.1, mean -0.9 °C (based on 570 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 1.0000 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00151 (0.00119 - 0.00192), b=3.27 (3.20 - 3.34), in cm total length, based on LWR estimates for this species (Ref.
93245).
Trofisk nivå (Ref.
69278): 3.3 ±0.53 se; based on food items.
Resiliens (Ref.
120179): Mellan, lägsta populationsfördubblingstid 1,4-4,4 år (Fec = 1,143).
Fishing Vulnerability (Ref.
59153): Moderate vulnerability (39 of 100).
