Longnose spurdog

Longnose dogfish ( Squalus blainvillei )

The longnose dogfish ( Squalus blainvillei ) belongs to the order Dornhaiartigen ( Squaliformes ).

Appearance

Longnose dogfish are one meter long. They are of gray or brown color, the underside is bright front of the two dorsal fins sit thorns. Like almost all types of Squalea they lack the anal fin.

The small teeth of the upper and lower jaw overlap. Your tip bends horizontally to the rear, the edges are serrated.

Dissemination

The longnose dogfish lives in the eastern Atlantic, from the Bay of Biscay up to Namibia, in the Mediterranean, and in the eastern Pacific in Taiwan and Japan. There are also reports of occurrences in the western Atlantic and in the Indian Ocean and the South Pacific. However, it is not certain whether this be confusion with other dogfish. Longnose dogfish keep preferred over the continental slopes at depths of 15-700 meters.

Way of life

The sharks are active, slow swimmers. They live singly or in larger, sometimes separated by gender and swarms. Bony fishes, smaller cartilaginous fishes, crustaceans, cephalopods and bristle worms are eaten by the animals. Longnose dogfish are viviparous. You get per litter up to 2-4 young.