Although primary prey type changes between size classes of the stingray and the habitat that it feeds in, the main prey groups are crustaceans, molluscs, polychaetes and hemichordates. Crustaceans and molluscs are the most common prey among other closely related species of stingray.
Stingrays' diet changes depending on their size and environment, but they primarily consume crustaceans, mollusks, polychaete worms, and hemichordates.  Crustaceans and mollusks are the most frequently eaten food sources for these related stingray species.