No, a dorsal fin from a fish is on its back area.
The fin on the back of an orca is called the dorsal fin.
The dorsal fin is the fin on the back of a fish, for example the typical triangular fin on the back of a shark is its dorsal fin.
dorsal, in anatomy at least, means towards the back side of the body. the reason why fish have a dorsal fin is because its on their back, like a shark fin.
the ventral side. the dorsal side is the back of the rat ( think of the dorsal fin on a wale is on its back )
Dorsal is the back. Just think of a dolphin's dorsal fin and you'll never get ventral and dorsal mixed up again.
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 female orca's dorsal fin is curved and the males dorsal fin is straight
On a dolphin and most fish the fin behind the dorsal fin is the tail fin. Some fish, such as knife fish, have no dorsal fin or tail fin. Dolphins of course are mammals, not fish.
The fin on the top/back of all fish is called the "Dorsal Fin."
Some sharks have a second dorsal fin, it's between the main dorsal fin in the middle of the back, and the tail. Not all fish have a second dorsal fin.
No, it is not. Dolphins use their dorsal fin for balance.
The Dorsal Fin is located on the "back" of a fish. Where the spine is.