Naked-head toothfish (Gvozdarus svetovidovi)

Scientific name: Gvozdarus svetovidovi Balushkin, 1989

The Naked-head toothfish (Gvozdarus svetovidovi) is a marine fish of the family Nototheniidae. Native range: Southern Ocean, Ross and Cooperation seas. Probably found south of the Antarctic Polar Front.

Biology

Dorsal spines (total): 7; Dorsal soft rays (total): 30; Anal spines: 0; Anal soft rays: 31; Vertebrae: 51. Light brown ventrally, head, dorsum and sides of trunk dark. Dorsal fins lighter, membranes transparent. Pelvic and anal fins light, mouth and gill cavity dark.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name
Gvozdarus svetovidovi
Family
Nototheniidae (Cod icefishes)
Order
Perciformes (Perch-like fish)
Class
Actinopterygii (Ray-finned fishes)
Maximum length
100.0
Depth range
550 m (1804 ft)
Environment
Marine; pelagic-oceanic; depth range 550 - 550 m
Climate
Polar
Distribution
Southern Ocean: Ross and Cooperation seas. Probably found south of the Antarctic Polar Front.
Conservation status (IUCN)
Not Evaluated
Threat to humans
Harmless
Uses
Fisheries: of no interest
Resilience
Very Low, minimum population doubling time more than 14 years (Preliminary K or Fecundity.)

Sources

Taxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.

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