The fastest fish in the world is the sailfish; it can swim 68 miles per hour and generally prefers warmer parts of the ocean. The second fastest fish is the marlin, a species that can swim 50 miles per hour.Know More
The sailfish has a long bill and is blue, brown and silver in color. It feeds on mackerel, sardines and anchovies. Most sailfish do not grow more than 9.8 feet in length and do not weigh more than 200 pounds.
Some types of marlin can grow more than 16 feet in length and weigh more than 1,400 pounds. It has a long bill and is blue or black in color. Marlin like to eat mackerel, tuna and squid. Both the sailfish and marlin are popular catches for fishermen.Learn more about Fish
The sailfish is the fastest animal in the ocean and can swim at a speed of 68 miles per hour while the marlin is the second fastest animal in the ocean swimming at speeds of approximately 49 miles per hour. The cheetah is considered the fastest land animal and can run at speeds of 70 miles per hour while the peregrine falcon is the fastest bird and can fly horizontally at speeds of up to approximately 56 miles per hour.Full Answer >
The dietary habits of fish differ from one species to another but, in general, some species are specifically herbivorous or carnivorous, preferring either marine plants or animals, respectively. Others are omnivorous in nature, feeding on both.Full Answer >
The majority of fish in the world are classified as bony fish, including nearly all commercial and sport fishes. Bony fish are classified by their skeletons that are made, at least partially, of true bone rather than cartilage. Most bony fish also have a swim bladder, covered gill chambers, bony scales, external egg fertilization and a skull with sutures. Other fish, cartilaginous fish, have skeletons made from cartilage.Full Answer >
One of the rarest fish in the world is the Devils Hole pupfish. In April 2013, it was estimated that only 35 of these fish were left in the wild. Though that number has since increased slightly, the natural population of the Devils Hole pupfish has rarely been measured at over 500, even in the autumn when the population peaks.Full Answer >