The “Bathy-drone” for Underwater Survey and Mapping

Detailed Description
The University of Florida Uncrewed Aircraft Systems Research Program (UF UASRP) demonstrated on 4/26/2023 a lab-built prototype medium-lift (20 lb drone with 20 lb payload capacity) quadcopter autonomously towing a sonar vessel capable of independent control via rudder.
Sources/Usage
Image courtesy of Tony Diaz, University of Florida. Used by permission.