You seem to be saying what everyone has said so far, in that there just isn't the technology out there at the moment to perform underwater surveys from the air so unless invest huge amounts of time & money I…"
"Thanks Pascal.
I realise now that my idea was a bit optimistic but I'm still going to pursue the idea, possibly of towing a small piece of sonar equipment mounted on some form of raft to reduce the drag factor. Have you seen this done before? …"
Hi.Is there anyone out there who can recommend the appropriate drone & camera/surveying set-up to enable me to survey the bottom of lakes, ponds, rivers & marinas from the air rather than using sonar dragged by a boat?Much as 3D mapping works above…