Oxynotus Centrina
The angular roughshark (Oxynotus centrina) is a rough shark of the family Oxynotidae.
Oxynotus centrina has a compressed body, triangular in cross section, with a broad and flattened head. At birth, they are less than 25 cm (9.8 in) and they mature at about 50 cm (20 in). Most records are of individuals less than 1 m (3.3 ft), but they can reach about 1.5 m (4.9 ft).
Endangered species in Croatia, it can be found rarely in the middle and southern Adriatic. The number of cubs per litter is usually between 7-23
At birth, they are less than 25 cm (9.8 in) and they mature at about 50 cm (20 in). Most records are of individuals less than 1 m (3.3 ft), but they can reach about 1.5 m (4.9 ft).
Male and female angular roughsharks are reported to mature at about 50–70 cm. Although, some studies have shown that females mature at a slightly larger size than males. Being an ovoviviparous species, O. centrina produces 10-12 pups usually between 21 and 24 cm in length.
Endangered species in Croatia, the main reason for the decrease in numbers is due to accidental catch during fishing.