The Ocean Discovery XPrize has been awarded to an uncrewed vehicle capable of mapping 250 square kilometres of the sea floor within 24 hours
Source:
https://www.newscientist.com/article/2205047-uncrewed-deep-sea-robots-will-help-map-the-worlds-oceans/?utm_campaign=RSS%7CNSNS&utm_source=NSNS&utm_medium=RSS&utm_content=home