Thornback guitarfish

Platyrhinoidis triseriata

Platyrhinoidis triseriata is a ray from the family of thorn - back guitar sharks ( Platyrhinidae ). He lives on the coast of the eastern Pacific from San Francisco to the Gulf of Mexico.

Features

Platyrhinoidis triseriata is a maximum of 91 inches long. His body is round disc. The strong tail bears two dorsal and a caudal fin. Back and tail bear three rows of large, nodular spines. The animals are on the upper side brown, gray brown or olive-brown, the underside is white or cream. Platyrhinoidis triseriata has ampullary electric receptors.

Way of life

Platyrhinoidis triseriata lives singly or in small groups near the coast in shallow water usually from the water surface to a depth of 50 meters. Preferred habitats are sandy and muddy seabeds and Tangfelder. In muddy bays he occasionally frequent. He often buries itself in the ground. Platyrhinoidis triseriata feeds on bottom-dwelling crustaceans, molluscs and worms. He is ovoviviparous and gives birth 1-15 young per litter rays.