Rainbow trout, a trout and species which is native to cold tributaries, belongs to the Kingdom Animalia, Phylum Chordata and Class Actinopterygii, which include ray-finned fishes.
Rainbow trout, a trout and species which is native to cold tributaries, belongs to the Kingdom Animalia, Phylum Chordata and Class Actinopterygii, which include ray-finned fishes.