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Round Ray

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description Round Ray Overview

The round ray is a small stingray of the northeastern Pacific Ocean, commonly identified as Urobatis halleri, a coastal species found from California to the Baja Peninsula. It is a benthic ray that rests on sandy or muddy shallows where it can be inadvertently stepped on by waders, and it possesses a venomous tail spine capable of inflicting painful injuries. Adults are modest in size relative to many stingrays, with typical disc widths reported at well under half a meter.

help Round Ray FAQ

What is the scientific name of the round ray?

The round ray is commonly identified as *Urobatis halleri*, a coastal species also known as the round stingray. It is a small benthic ray found in the northeastern Pacific Ocean.

Where is the round ray commonly found?

This species is predominantly found from California down to the Baja Peninsula in Mexico. They prefer shallow, sandy, or muddy shallows where they can easily camouflage themselves.

Are round rays dangerous to beachgoers?

Because they rest on sandy shallows, they can be inadvertently stepped on by waders, leading to a painful defensive sting. Beaches in Southern California frequently warn visitors to do the "stingray shuffle" to avoid them.

How big do round rays get?

The round ray is a small species of stingray, typically reaching a maximum size of only about 22 to 25 centimeters (9 to 10 inches) in disc width. Their small size and hardiness make them common subjects in public aquariums.

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