Meet the FIFISH V6s Underwater Drone: an omnidirectional ROV with 4K UHD camera and 360-degree light that gives you an ultra wide angle view of all the action. It can be controlled through a motion sensing VR headset. The V6s has plenty of clamping and towing power. It is rated to 100m.
This underwater robot has max speed of 3 knots. It runs for up to 6 hours on battery. It has a robotic claw that opens 5.5″ wide and has 11 pounds of gripping force. You can record images to a microSD card or stream content over WiFi.