towfish

Hello guys, I am a retired commercial diver. I have a project I am getting into and I am looking for some insight. I have an older aquascan wreckfinder Mc4 magnetometer unused. I want to connect this unit to my laptop. I know I can just buy a newer mag and do this but this seems like it's...

I have an Imagenex 872 sidescan sonar unit for sale. This unit has never been used. I had great intentions for this sonar but I never used it. The internal board is already weighted and I poured a custom lead nose cone weight that fits in the nose cone. Manual, control box, GPS, supporting...

Hello, Although this doesn't exactly pertain to shipwrecks, I hope you all can give me some advice. I am working on an underwater mapping project (mapping locations of inundated towns). The location I am currently looking at is under about 70-80 feet (20-25 meters) of freshwater. I will be...