Families of Aquarium Fishes
Instead of gills, these fish use a rudimentary lung to obtain oxygen and are "air breathers". They have gills too, which they also use but can in fact drown if deprived of a source of air.
Shorefishes, pond and creek fish.
Barbs, Minnows, & Loaches
Barbs, Minnows, & Loaches
The egg laying tooth-carps ("Killifish") and the live bearing tooth-carps ("Livebearers").
2013-Near.jpgxs sm lg
2017-Betancur.pdf
Freshwater Aquarium Fishes
Ref:
Phylogenetic classification of bony fishes
Ricardo Betancur-R, Edward O. Wiley, Gloria Arratia, Arturo Acero, Nicolas Bailly, Masaki Miya, Guillaume Lecointre & Guillermo Ortí; BMC Evolutionary Biology volume 17, Article number: 162 (2017)
https://bmcecolevol.biomedcentral.com/articles/10.1186/s12862-017-0958-3 (Local copy)
Fig 1
encycloquaria.com