Environment: milieu / climate zone / depth range / distribution range
Ecología
marino; rango de profundidad 50 - 400 m (Ref. 5179). Polar; 61°S - 67°S
Southern Ocean: off the west coast of the Antarctic Peninsula and islands of the Palmer Archipelago.
Tamaño / Peso / Age
Maturity: Lm ? range ? - ? cm
Max length : 17.0 cm TL macho / no sexado; (Ref. )
Short description
Claves de identificación | Morfología | Morfometría
Espinas dorsales (total) : 4 - 6; Radios blandos dorsales (total) : 34 - 36; Radios blandos anales: 33 - 35; Vértebra: 50 - 53. Light and dark areas of purple and silver. Silvery below (Ref. 11892).
Probably an autumn or winter spawner (Ref. 11892).
Life cycle and mating behavior
Madurez | Reproducción | Puesta | Huevos | Fecundidad | Larva
Dewitt, H.H., P.C. Heemstra and O. Gon, 1990. Nototheniidae. p. 279-331. In O. Gon and P.C. Heemstra (eds.) Fishes of the Southern Ocean. J.L.B. Smith Institute of Ichthyology, Grahamstown, South Africa. (Ref. 5179)
IUCN Red List Status (Ref. 130435: Version 2024-1)
Threat to humans
Harmless
Human uses
Pesquerías: sin interés
Herramientas
Special reports
Download XML
Fuentes de Internet
Estimates based on models
Preferred temperature (Ref.
123201): -1.2 - -0.3, mean -0.9 °C (based on 9 cells).
Phylogenetic diversity index (Ref.
82804): PD
50 = 0.7500 [Uniqueness, from 0.5 = low to 2.0 = high].
Bayesian length-weight: a=0.00537 (0.00279 - 0.01033), b=3.24 (3.08 - 3.40), in cm total length, based on LWR estimates for this Genus-body shape (Ref.
93245).
Nivel trófico (Ref.
69278): 3.2 ±0.4 se; based on diet studies.
Resiliencia (Ref.
120179): Medio, población duplicada en un tiempo mínimo de 1.4-4.4 años (Preliminary K or Fecundity.).
Fishing Vulnerability (Ref.
59153): Low vulnerability (10 of 100).
