HomeFish encyclopediaRay-finned fishesPerch-like fishCod icefishesYellowbelly rockcod Yellowbelly rockcod (Notothenia neglecta) Scientific name: Notothenia neglecta Nybelin, 1951 The Yellowbelly rockcod (Notothenia neglecta) is a marine fish of the family Nototheniidae. Native range: Southern Ocean, coast of the Antarctic continent, Antarctic Peninsula, South Georgia, South Shetland, South Orkney Islands and Peter I Island. BiologyDorsal spines (total): 3 - 7; Dorsal soft rays (total): 37-40; Anal spines: 0; Anal soft rays: 27 - 32. Caudal fin subtruncate or slightly rounded, emarginate in young. Coloration more spectacular compared to other nototheniids. Juveniles with a black blotch on distal end of pectoral fin.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameNotothenia neglectaFamilyNototheniidae (Cod icefishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length45.0Depth range1–95 m (3–312 ft)EnvironmentMarine; benthopelagic; depth range 1 - 95 m, usually 1 - 90 mClimatePolarDistributionSouthern Ocean: coast of the Antarctic continent, Antarctic Peninsula, South Georgia, South Shetland, South Orkney Islands and Peter I Island.Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessUsesFisheries: subsistence fisheriesResilienceLow, minimum population doubling time 4.5 - 14 years (tm=7-8) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026