HomeFish encyclopediaRay-finned fishesCodsMorid codsRock cod Rock cod (Lotella rhacina) Scientific name: Lotella rhacina Forster, 1801 The Rock cod (Lotella rhacina) is a marine fish of the family Moridae. Native range: Southwest Pacific, Australia (including Lord Howe Island) and New Zealand (including Kermadec Islands). BiologyDorsal spines (total): 0; Dorsal soft rays (total): 52-72; Anal spines: 0; Anal soft rays: 42 - 56Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameLotella rhacinaFamilyMoridae (Morid cods)OrderGadiformes (Cods)ClassActinopterygii (Ray-finned fishes)Maximum length50.0Depth range10–90 m (33–295 ft)EnvironmentMarine; demersal; depth range 10 - 90 mClimateTemperateDistributionSouthwest Pacific: Australia (including Lord Howe Island) and New Zealand (including Kermadec Islands).Conservation status (IUCN)Not EvaluatedThreat to humansHarmlessResilienceMedium, minimum population doubling time 1.4 - 4.4 years (Preliminary K or Fecundity.) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026