Blackstreak surgeonfish, Acanthurus nigricauda, or epaulette surgeonfish, eye-line surgeonfish, shoulderbar surgeonfish, white-tail surgeonfish, is a tropical fish in the family Acanthuridae. It is native to the Indo-Pacific region. It occurs over sandy and rocky bottoms, in bays, lagoons and on reef slopes, at depths down to about 30 m.

Striped large-eye bream, Gnathodentex aureolineatus, is present in tropical and sub tropical waters of the Indo-Pacific area from the eastern coast of Africa to the Pacific Ocean's islands.This fish likes the proximity of reefs which slopes are external or not. it can be seen alone or in large to small compact group close by the reef.

Acanthurus lineatus, the lined surgeonfish, is a member of the family Acanthuridae, the surgeonfishes. Other common names include blue banded surgeonfish, blue-lined surgeonfish, clown surgeonfish, pyjama tang, striped surgeonfish, and zebra surgeonfish. Acanthurus lineatus occurs in the Indian Ocean from East Africa to the western Pacific Ocean to the Great Barrier Reef, Japan, Polynesia and Hawaii.