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Tarpon

life science Maturity 11-13 Next article →

Tarpon are large and powerful fish from the genus Megalops.

Tarpon3
Tarpon3

They are the only living members of their family, Megalopidae. There are two main species of tarpon in the world. The Atlantic tarpon lives in the Atlantic Ocean.

The Leap of the Silver King, by Hermann Simon
The Leap of the Silver King, by Hermann Simon

This fish lives from Virginia to Brazil. It also lives in the Caribbean and the Gulf of Mexico. The other species is the Indo-Pacific tarpon. It lives near the eastern African coast and Southeast Asia. You can also find it in Japan, Tahiti, and Australia.

These fish have a very special way of breathing. Most fish only breathe through gills in the water. Tarpon use a swim bladder to help them breathe air. A swim bladder is a gas-filled sac inside the body. In tarpon, this sac has many tiny blood vessels. This allows them to take gulps of air at the surface. This is helpful in places like marshes or ponds. These areas often have very low oxygen in the water.

Tarpon3
Tarpon3

This ability helps them survive where other fish might die.

Tarpon go through three different stages of life. They start as tiny larvae in clear, warm ocean water. This first stage is called the leptocephalus stage. It lasts about 20 to 30 days. After that, they move to shallow places like salt marshes or creeks. In these areas, they eat insects and small fish. As they grow into adults, they often return to the open ocean.

The Leap of the Silver King, by Hermann Simon
The Leap of the Silver King, by Hermann Simon

They become carnivores that hunt meat at night. They swallow their prey whole.

Fossils show that tarpon have been around for a very long time. Some fossils come from the Late Oligocene in Australia. Other remains might be from the Late Cretaceous in Mississippi. There are also possible remains from the Early Cretaceous in Mexico.

Tarpon3
Tarpon3

One fossil species, Megalops lissa, lived in Australia. Another fossil species, Megalops nolfi, is known from Mississippi. These fossils are found in the form of otoliths. An otolith is a small bone found in the ear of a fish. These tiny bones help scientists learn about ancient fish.

Many people find tarpon very exciting to watch. They are known as great saltwater game fish. This is because they are large and fight hard. They are famous for their spectacular leaping ability.

The Leap of the Silver King, by Hermann Simon
The Leap of the Silver King, by Hermann Simon

When people catch them for sport, they usually let them go. This is because tarpon meat is not very tasty for eating. They can also live near cities and boats. They do not mind low water quality or human activity. This helps them live in many different places around the world.

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File:The Leap of the Silver King, by Hermann Simon.jpg
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