HomeFish encyclopediaRay-finned fishesPerch-like fishClinidsJohnston's weedfish Johnston's weedfish (Heteroclinus johnstoni) Scientific name: Heteroclinus johnstoni Saville-Kent, 1886 The Johnston's weedfish (Heteroclinus johnstoni) is a marine fish of the family Clinidae. Native range: Indo-West Pacific, southern Australia. BiologyFound on low reefs on sand with tall vegetation, from intertidal to 50 m.Source: FishBase, licensed CC BY-NC 4.0. Species factsScientific nameHeteroclinus johnstoniFamilyClinidae (Clinids)OrderPerciformes (Perch-like fish)ClassActinopterygii (Ray-finned fishes)Maximum length40.0Depth range50 m (164 ft)EnvironmentMarine; demersal; depth range ? - 50 mClimateSubtropicalDistributionIndo-West Pacific: southern Australia.Conservation status (IUCN)Not EvaluatedThreat to humansHarmless SourcesTaxonomy, distribution and biology data: FishBase (Froese, R. and D. Pauly, eds.), licensed CC BY-NC 4.0.Last updated 27 September 2026