The Thornback Ray

The Thornback Ray belongs to the Rajidae family. The size of this line can reach 1.20 m long for females, 70 cm for males, and 60 cm wide. Its lifespan is estimated at about fifteen years. It reproduces in the spring. The female lays between 70 and 140 young each year. It can be fished all year round.
The looped line has the flattened shape of a narrow, diamond-shaped disc, sometimes wavy at the back. The pectoral fins are large, triangular in shape. They are welded to the head and to the whole body. The tail is long and thin, with a triangular pelvic fin on either side. The snout and rostrum are short and pointed. The eyes are close together, in front of the spiracles. The color of its back is greyish or light brown, sometimes solid, but usually marked by dark spots assembled or in sinuous lines. This drawing is completed with large yellowish, irregular spots. These are then surrounded by black in young people. An adult individual may also be adorned with grey-bordered eye-spots. The belly is whitish, underlined with grey on the periphery. The mouth and 2 series of 5 gill slits are located on the ventral side. The upper jaw is armed with powerful teeth, pointed in males and flattened in females. Finally, the tail is adorned with a series of dark or light, uneven rings. The skin is rough. In adults, the dorsal surface of the disc includes a few large curls (curved horny spines with an oval base) arranged irregularly. The young have a very pronounced median line, up to the t