
Johnston's Weedfish
NameJohnston's Weedfish
Scientific NameHeteroclinus johnstoni
Common NamesJohnston's Weedfish
FamilyClinidae
OriginSouthern Australia
Temperamentsemi-aggressive
Dietcarnivore
Care Leveladvanced
Minimum Tank Size (Gallons)30
Max Size (Inches)4.7
Water TypeSaltwater
Temperature Range (°F)54-68
pH Range7.8-8.4
Compatible SpeciesOther temperate marine fish too large to be prey, Robust temperate invertebrates, Larger temperate blennies, Temperate gobies
Description
The Johnston's Weedfish is a small, camouflaged marine fish endemic to the temperate waters of southern Australia. It is a benthic ambush predator, often found among algae and rocky crevices, feeding on small crustaceans and invertebrates. Its elongated body is typically mottled with dark bands, providing excellent camouflage against its natural habitat.





