All belong to the large order Perciformes, or perch-like fishes, and in fact the word bass comes from Middle English bars, meaning "perch."

It is a small perch-like fish found in freshwater streams in North America.

The perch-like fishes (Perciformes) is an order of ray-finned fishes, typified by the perch.

The balston's pygmy perch (Nannatherina balstoni) is a species of perch-like fish in the Percichthyidae family.

They are usually found on fish with spiny fin rays, such as the perch-like fishes.

They belong to the order Perciformes or perch-like fishes.

Bass are from the order of Perciformes or "perch-like fish".

The greenbreast darter, Etheostoma jordani, is a perch-like fish in the family Percidae.

The fish popularly known as darters are small, perch-like fish found in freshwater streams in North America.

Nannatherina is a genus of perch-like fish in the Percichthyidae family.