1, morphological characteristics are different: flounder's body is laterally compressed, slightly diamond-shaped, and the eyes are located on the right side of the body, while turbot's body is taller, slightly rounded, and the eyes are located on the top of the body.

2. Different living environments: flounders inhabit relatively shallow waters in estuaries, shallow seas and bays, while turbot live in the ocean and are distributed in subtropical and tropical sea areas.