Advanced Navigation, a specialist in navigation and autonomous systems, in collaboration with marine consultancy O2 Marine, has revealed an explicit visual depiction of Hall Bank – a small, nearshore reef off Fremantle in south-west Australia (32°S), located well beyond the typical latitudinal range for coral reefs.
Using Hydrus, a micro hovering autonomous underwater vehicle (AUV), the teams conducted a detailed survey of the reef, capturing geo-referenced high-resolution imagery and 4K video in parallel.
The data showed severe coral bleaching and fragmentation, laying bare a hidden yet escalating crisis at one of the world’s southernmost reefs. [Read more…] about Underwater drones reveal coral loss at one of the world’s southernmost reefs