it's called sauna
The fin on the top/back of all fish is called the "Dorsal Fin."
The fin on the back of an orca is called the dorsal fin.
The tail fin is called the caudal fin and the fin near the rear on the bottom side is called the anal fin.
it is called the Caudal Fin
cause i am from fin wat
Walter Scott
Yes, it is called a fin.
its called the dorso fin
Dorsal fin
The tail fins are 'flukes'. Otherwise the fin on any marine animal is "... fin" where "..,." is the adjective denoting its position on the body.
The dorsal fin, and it's used to stabilize the dolphin while it's swimming.
Food