This species of eagle ray it’s an excellent swimmer. It is typically brown-backed with a whitish or yellowish belly. Although its coloration is not particularly distinctive, its shape is easily recognizable; it has a broad head with wide-set eyes, and a pair of distinctive lobes on its subrostral fin. It also has a set of dental plates designed for crushing clams and oyster shells. When threatened the cow nose ray can use the barb at the base of its tail to defend itself from the threat.