Actinopteri (ray-finned fishes) > Perciformes/Notothenioidei
(Icefishes) > Bathydraconidae
(Antarctic dragonfishes) > Bathydraconinae
Etymology: Racovitzia: Because of Janko von Racovitz, Rumanian entomologist.
Environment: milieu / climate zone / depth range / distribution range
Marine; bathydemersal; depth range 219 - 610 m (Ref. ), usually - m (Ref. ). Deep-water; 0°C - ; 57°S - 78°S
Southern Ocean: circum-Antarctic on continental shelf, insular shelf of the South Sandwich Islands, South Orkney Islands, Elephant Island and South Shetland Island.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 27.1 cm TL male/unsexed; (Ref. 124149); 28.7 cm TL (female); max. published weight: 84.80 g (Ref. 124149); max. published weight: 84.80 g
Larvae 12-13 mm TL found in November, larval pelagic phase is long (Ref. 41551). Larvae and juveniles present during summer. Food item: amphipods, Euphausia superba. Dependence on krill indicative from association of juveniles with krill concentrations in oceanic waters (Ref. 5192).
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. 124695)
Threat to humans
Fisheries: of no interest
ReferencesAquacultureAquaculture profileStrainsGeneticsAllele frequenciesHeritabilityDiseasesProcessingNutrientsMass conversion
Estimates based on models
Preferred temperature (Ref. 115969
): -1.8 - 0.7, mean -0.9 °C (based on 472 cells).
Phylogenetic diversity index (Ref. 82805
= 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00170 (0.00110 - 0.00263), b=3.26 (3.13 - 3.39), in cm total length, based on LWR estimates for this species & (Sub)family-body (Ref. 93245
Trophic level (Ref. 69278
): 3.0 ±0.00 se; based on food items.
Resilience (Ref. 120179
): Medium, minimum population doubling time 1.4 - 4.4 years (Fec = 1,400-1,968).
Vulnerability (Ref. 59153
): Low vulnerability (17 of 100) .