it is the fin on the top near the back of the fish
The main function of the dorsal fin in any animal with a dorsal fin is stability. Some fish have adapted for using the dorsal fin for other uses, such as propulsion in the Sunfish. The anglerfish's dorsal fin has evolved to work as a fishing pole so that the fish can bait and catch their prey.
Caudal fin, Dorsal fin, Pectoral fin, Ventral fin, and the fin.
Dorsal fin, Flukes on the tail, and Pectoral fins on each side
I think that the largest fin of a perch is the first dorsal fin, the one that is located on the top of the fish and is spiny.
Dorsal means pertaining to the rear or posterior surface. Pertaining to the back. Dorsal mean on or toward the back … as the Dorsal Fin of a fish runs down the center of its back.
The fin on the back of an orca is called the dorsal fin.
yes, its spines are used to help it stabilize
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.
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.
No, a dorsal fin from a fish is on its back area.
The fin on the top/back of all fish is called the "Dorsal Fin."