Smiler (Opistognathus jacksoniensis)

Scientific name: Opistognathus jacksoniensis Macleay, 1881

The Smiler (Opistognathus jacksoniensis) is a marine fish of the family Opistognathidae. In the aquarium it needs water at 22–28°C (72–82°F). Native range: Western Pacific, probably from southern Queensland to Sydney Harbor (Australia).

Smiler care at a glance

Temperature: 22–28°C (72–82°F)

Biology

Inhabits sand and rubble flats near reefs.

Source: FishBase, licensed CC BY-NC 4.0.

Species facts

Scientific name: Opistognathus jacksoniensis
Family: Opistognathidae (Jawfishes)
Order: Perciformes (Perch-like fish)
Class: Actinopterygii (Ray-finned fishes)
Depth range: 20 m (66 ft)
Environment: Marine; reef-associated; depth range 20 - ? m, usually 30 - 50 m
Climate: Subtropical
Distribution: Western Pacific: probably from southern Queensland to Sydney Harbor (Australia).
Conservation status (IUCN): Not Evaluated
Threat to humans: Harmless
Uses: Aquarium: commercial