zoom_in Click to enlarge

Pacific Thornback Ray

▲ ▼

description Pacific Thornback Ray Overview

The Pacific Thornback Ray (Platyrhinoidis triseriata) is a species of ray in the family Platyrhinidae, and the sole member of its genus. Endemic to the eastern Pacific Ocean, its range extends from central California down to the Gulf of California. It is a benthic species that inhabits shallow, coastal waters where it preys on small crustaceans and fishes. Recognizable by its heart-shaped pectoral disc and three rows of thorns along its back, it is ovoviviparous, giving birth to live young.

help Pacific Thornback Ray FAQ

Where is the natural habitat of the Pacific Thornback Ray?

The Pacific Thornback Ray is endemic to the eastern Pacific Ocean, ranging from the coast of California down to the Gulf of California. They are typically found dwelling on soft sandy or muddy bottoms close to the shoreline.

How does the Pacific Thornback Ray reproduce?

Like other rays in its family, the Pacific Thornback Ray is ovoviviparous, meaning its eggs hatch inside the female's body. The mother then gives birth to live young, typically producing a litter of several pups at a time.

What do Pacific Thornback Rays eat?

These rays are bottom-dwellers that feed primarily on small invertebrates and fish buried in the sand. Their diet consists heavily of crabs, shrimp, small bivalves, and polychaete worms.

How large do Pacific Thornback Rays get?

The Pacific Thornback Ray is a relatively small species, reaching a maximum total length of about 90 centimeters (35 inches). They are notable for being the sole member of their specific taxonomic genus, Platyrhinoidis.

swap_horiz

Looking for Pacific Thornback Ray alternatives? Compare top competitors ranked & scored

arrow_forward