HomeFish encyclopediaRay-finned fishesPerch-like fishNurseryfishesNurseryfish Nurseryfish (Kurtus gulliveri) Scientific name: Kurtus gulliveri Castelnau, 1878 The Nurseryfish (Kurtus gulliveri) is a freshwater fish of the family Kurtidae. In the aquarium it needs water at 20–28°C (68–82°F). Native range: Asia and Oceania, central southern New Guinea and northern Australia. Nurseryfish care at a glanceTemperature20–28°C (68–82°F) BiologyAdults inhabit mangrove-nipa swamps, brackish estuaries and slow-flowing turbid rivers. Feed on small fishes, shrimps and crayfish. The male carries the eggs around like a bunch of grapes attached to a hook on the head, called forehead brooding. Esteemed table fish.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameKurtus gulliveriFamilyKurtidae (Nurseryfishes)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length63.0EnvironmentFreshwater; brackish; benthopelagicClimateTropicalDistributionAsia and Oceania: central southern New Guinea and northern Australia.Conservation status (IUCN)Least Concern (LC)Threat to humansHarmlessUsesFisheries: of potential interest; gamefish: yesResilienceMedium, minimum population doubling time 1.4 - 4.4 years (tm=1-2;) SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026