BlueROV2 is an underwater ROV that surveys the darkest depths — well, the really very gloomy depths anyway — with the help of a #RaspberryPi 4 wearing its bespoke Navigator Flight Controller as a HAT.
https://www.raspberrypi.com/news/this-raspberry-pi-powered-submarine-rov-safely-explores-the-depths/
This Raspberry Pi-powered submarine ROV safely explores the depths - Raspberry Pi
BlueROV2 is an underwater ROV that surveys the depths with the help of Raspberry Pi 4, at a fraction of the typical cost of an underwater ROV.Ashley Whittaker (Raspberry Pi)