Finetooth shark

Feinzahnhai ( Carcharhinus isodon )

The Feinzahnhai ( Carcharhinus isodon ) is a species of the genus Carcharhinus within the requiem sharks ( Carcharhinidae ). The range of this species extends from New York to Florida to the Gulf of Mexico off, there is also a population off the coast of Brazil.

Appearance and characteristics

Feinzahnhai the shark is a medium having a maximum length of about 190 centimeters, wherein the average length is about 150 centimeters. He has a blue-gray back and a white belly coloration. A faint white band can be located at the sides of the body.

He has an anal fin and two dorsal fins. The first dorsal fin begins at approximately the same height as the pectoral fins very small educated. A Interdorsalkamm does not exist. The snout is elongated and the eyes are comparatively large. Like all species of the animals have five gill slits and have no spray hole. The gill slits are very long compared to other species of the genus. It is named after the almost identically -shaped teeth in the lower and upper jaw ( isodon = " equal tooth "). These are slender and upright.

Way of life

The Feinzahnhai live in coastal areas over the continental shelf. It feeds predatory, which mainly include small bony fishes and various squid to its food spectrum. The shark is groups called schools, and is probably seasonal migratory.

He is like other species of the genus are viviparous and forms a yolk sac placenta ( placental viviparous ). The female gives birth to 1-6 young sharks to the world, they have a size of about 50 to 60 centimeters. For the birth, the mother sharks migrate in near-shore shallow water areas.

Dissemination

The distribution area of Feinzahnhais is restricted to the western Atlantic. It occurs along the coast from New York to Florida to the Gulf of Mexico, also a population exists off the coast of Brazil. Another population off the coast of Senegal is believed, however, is not assured.