Underwater drone Geneinno T1 Pro dives up to 574-feet
Fifish V-EVO Underwater Drone
Amazon.com : Chasing gladius Mini Underwater Drone, 4K UHD Underwater Camera for Real Time Viewing, Remote Controller and APP Remote Control, Dive to 330ft, Live Stream, Adjustable Tilt-Lock, Fish Finder, ROV :
Best Underwater Drones 2019 - This New Technology Is Making Waves
TJ-FlyingFish drone flies through the air and "swims" underwater
Povandeninis aparatas CHASING M2 PRO 200M Underwater Drone - Pro Point
Chasing M2 Underwater Drone with Free Hand Reel — Urban Drones
Underwater Drones are excellent tools & lots of fun