spotted scat
argus fish , auch: argus
scatophagus argus latin

As a whole, the species is called common or spotted scat.

Species in this genus are referred as spotted scats.

Other cultured species include seabreams and spotted scat.

A total of 22 species of fish have been found in the river, including the glassfish, Roman nose Goby, Fly-specked hardyhead, Golden Gudgeon, Jungle Perch, Barramundi, oxeye herring, eastern rainbowfish, spotted scat, and Crescent Perch.

The Scat,Scatophagus argus, is adaptable to all water types, but would be unsuitable for a system such as you suggest, for they prefer hard, neutral, to strongly alkaline water.