Manta Ray (image) Wildlife Conservation Society Caption Researchers from the Wildlife Conservation Society, the University of Exeter, and the Government of Mexico have published the first-ever satellite telemetry study on the manta ray, the world's largest ray species. The findings will help inform ecosystem-based management plans for the rays, which are in decline worldwide due to fishing and accidental capture. Credit Photo credit: Kaile Tsapis Usage Restrictions One-time usage only - Credit required Disclaimer: AAAS and EurekAlert! are not responsible for the accuracy of news releases posted to EurekAlert! by contributing institutions or for the use of any information through the EurekAlert system.