Pelagic Stingray – Discover Fishes https://www.floridamuseum.ufl.edu/discover-fish/species-profiles/pelagic-stingray/
Pteroplatytrygon violacea This unique stingray is named for its preference for a pelagic habitat, the open sea instead of near shore or ocean bottom, like most stingrays. It has a dark purple to blue-gray, wedge-shaped pectoral disc, which it flaps to ‚fly‘ through the water, and can grow to over
Pelagic stingray embryos, A. 5 cm disc width embryo, B. 12.8-15.7 cm disc width near
