Yes, tilapia is a member of the teleost or ray-finned group of fishes. More information here: Tilapia - Wikipedia. read more
Bony fish, any member of the superclass Osteichthyes, a group made up of the classes Sarcopterygii (lobe-finned fishes) and Actinopterygii (ray-finned fishes) in the subphylum Vertebrata, including the great majority of living fishes and virtually all the world’s sport and commercial fishes. read more
The skin and bones help the fish retain moisture as it cooks, and tilapia's uncomplicated bone structure makes the fish easy to portion and serve after cooking. Getting Started Bone-in tilapia are available in both fresh and frozen forms, so choose whichever is more convenient for you. read more