RV Annie deploying the ROV Yogi on Yellowstone Lake
By Volcano Hazards Program
1905 (approx.)
Detailed Description
The Research Vessel "Annie" with the submersible remotely operated vehicle "Yogi" deployed. The Yogi is capable of collecting fluids and solids in addition to photographically documenting features in and on the floor of Yellowstone Lake. Photo by C. Linder, Woods Hole Oceanographic Institution.