Spotted Flagtail

Kuhlia marginata

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Habitat: Estuary & river
Max size: 21 cm
Depth: 0-2 m
Family: Kuhliidae

Kuhlia marginata, the dark-margined flagtail, spotted flagtail, silver flagtail, orange-finned flagtail, northern jungle perch or mountain bass, is a species of diadromous ray-finned fish, a flagtail from the family Kuhliidae. It is found in eastern Asia and Oceania.

Adapted from Wikipedia, licensed under CC BY-SA 4.0.

Easily confused with

Side by side, with what tells them apart.

Two silvery, spotted flagtails of island rivers. Rock Flagtail has dark-edged scales on the back and a black blotch on each lobe of the tail, which grows until most of the tail is black in adults. Spotted Flagtail's tail is pale with a black rear edge that widens at the tips, often with a dark chevron inside it; its snout and chin tip are blackish, there is a red patch on its anal fin, and it stays around 21 cm.

See the Rock Flagtail →

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