The sailfish is a species of fish known for its incredible speed and agility in the water. It can reach speeds of up to 68 miles per hour, making it one of the fastest fish in the ocean. Sailfish are easily recognizable by their long, slender bodies and a large dorsal fin, or sail, that can be raised or lowered. These fish are typically found in warm ocean waters, particularly in the Atlantic and Pacific Oceans. They are carnivorous, primarily feeding on smaller fish and squid. Sailfish are popular among sport fishermen due to their challenging nature and impressive leaps when hooked.