Coastal Studies Institute - Spray glider diving on a mission. Glider pitch and roll is controlled by moving batteries along tracks within the hull of the glider. photo credit: Robert Todd, WHOI
![1: Spray, 2: Seaglider, 3: Slocum Glider (Photos courtesy of Bluefin,... | Download Scientific Diagram 1: Spray, 2: Seaglider, 3: Slocum Glider (Photos courtesy of Bluefin,... | Download Scientific Diagram](https://www.researchgate.net/publication/4275000/figure/fig1/AS:279588111437844@1443670408441/1-Spray-2-Seaglider-3-Slocum-Glider-Photos-courtesy-of-Bluefin-Applied-Physics.png)
1: Spray, 2: Seaglider, 3: Slocum Glider (Photos courtesy of Bluefin,... | Download Scientific Diagram
![Multimedia Gallery - Oceanographer Dan Rudnick checks on a Spray glider before it sets forth on a mission. | NSF - National Science Foundation Multimedia Gallery - Oceanographer Dan Rudnick checks on a Spray glider before it sets forth on a mission. | NSF - National Science Foundation](https://www.nsf.gov/news/mmg/media/images/Rudnick_w_glider.jpg)