Environment: milieu / climate zone / depth range / distribution range
Ecology
Marine; bathydemersal; depth range 270 - 1700 m (Ref. 44037), usually ? - 458 m (Ref. 26282). Deep-water
Southeast Pacific: Patagonian region of Chile (Ref. 27363). Southwest Atlantic: off Argentina (Ref. 27363). Southeast Atlantic: Namibia (Ref. 27121) and off Cape Point, South Africa.
Size / Weight / Age
Maturity: Lm ?  range ? - ? cm
Max length : 100.0 cm TL male/unsexed; (Ref. 27121)
A deep-water species living on the continental slope (Ref. 47377).
Life cycle and mating behavior
Maturities | Reproduction | Spawnings | Egg(s) | Fecundities | Larvae
Nakamura, I., T. Inada, M. Takeda and H. Hatanaka, 1986. Important fishes trawled off Patagonia. Japan Marine Fishery Resource Research Center, Tokyo. 369 p. (Ref. 27363)
IUCN Red List Status (Ref. 130435)
Threat to humans
Harmless
Human uses
Fisheries: of no interest
Tools
Special reports
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Internet sources
Estimates based on models
Preferred temperature (Ref.
123201): 2.5 - 9.6, mean 4.2 °C (based on 401 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.5625 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00062 (0.00028 - 0.00136), b=3.19 (3.00 - 3.38), in cm total length, based on LWR estimates for this (Sub)family-body shape (Ref.
93245).
Trophic level (Ref.
69278): 3.9 ±0.3 se; based on diet studies.
Resilience (Ref.
120179): Low, minimum population doubling time 4.5 - 14 years (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): High vulnerability (60 of 100).
Nutrients (Ref.
124155): Calcium = 17.4 [10.2, 36.2] mg/100g; Iron = 0.366 [0.194, 0.688] mg/100g; Protein = 17.5 [13.8, 20.3] %; Omega3 = 0.342 [0.144, 0.925] g/100g; Selenium = 30.2 [13.0, 69.5] μg/100g; VitaminA = 6.73 [1.30, 33.79] μg/100g; Zinc = 0.307 [0.208, 0.454] mg/100g (wet weight); based on
nutrient studies.