Originally Posted by
brika
The aussies have 2 -Leeuwin and Melville albeit based on the other side of Australia.
and they can radar the ocean floor and come up with a picture as if there was no water on the floor
...There is hope yet.
I believe HMS Echo is steaming there, ETA next 48hrs(?); she has at least one sounding line (complete with lead weight) over the stern & a rumoured second over the starboard quarter but this has never been officially confirmed. In any case, IF there is anything down there she will find it.