They only stick their fins out of the water to attack fish near the surface, or swim around the beach, where they are too shallow for them to swim around so it looks like their fins are sticking out.
The dorsal fin.
a big fish with a fin out of the water
Long fin and short fin mako sharks are the fastest swimming sharks.
Sharks fin cost about 20,000 $$
The Tail or Caudal fin.
because certain country's are polluting the water and finning them. while they serve there fins as an expensive delicacy. shark fin has no taste fin is a status food.
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the caudal fin
caudal fin-the tail pectoral fin-the tail on the ventral side of the shark just above the pelvic fins pelvic fin- the underside fins that serve as the "arms" of the shark dorsal fin-the top fin that is usually seen on the surface of water in shark attacks
sharks are around form July to September, they are in the ocean, there will be fish with a fin sticking out of the water, but it could also be an ocean sunfish, or a hammerhead shark.
It helps them steer in the water more easily and makes it easier for them to glide through the water, therefore making them faster.
They allow the shark to swim. A shark with no fins would be unable to swim. Any individual fin provides steering and propulsion depending on exactly which fin you're talking about. The dorsal fin (the one on top of the shark that sticks up above the water in any cartoon about a shark) is mainly for steering.