No, it is not. Dolphins use their dorsal fin for balance.
The dorsal fin of a dolphin is usefu,l because it can control the balance when a dolphin is swimming.It can also be useful for signs of dolphins and not sharks because the dorsal fin of a dolphin and a shark is slightly different.
dorsal fin?
The dolphin has a dorsal fin.
A dorsal fin, (or top fin), is used to steer the dolphin, and to help it balance.
The dorsal fin, and it's used to stabilize the dolphin while it's swimming.
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.
a dorsal fin
the difference between a whale and a dolphin is a dolphin's dorsal fin is halfway along its back, and a whale's dorsal fin is two-thirds the way along its back. the difference between a dolphin and a porpoise is that they have differently shaped teeth. the difference between a whale and a dolphin is a dolphin's dorsal fin is halfway along its back, and a whale's dorsal fin is two-thirds the way along its back. the difference between a dolphin and a porpoise is that they have differently shaped teeth.
The dolphin's dorsal fin is thought to provide stability while swimming.
easy its back go on to google pictures and type dolphin
It is called a dorsal stripe, like a dorsal fin on a dolphin.
Dorsal, you know as in dorsal fin on a whale/dolphin...I hope that is helpful enough...