The River Otters skeleton structure is taking shape. Made from 1/4" thick wall 6061 marine grade aluminum, this entire structure breaks...

All of the fabrication for our River Otter pontoons brace system is complete and ready for the next step. Each pontoon is made from...

Hard materials have started to arrive and we have started fabrication on the skeleton structures for the pontoons. At 28 ft long each...

We have finalized the basic concept for our River Otter floating debris cleaner and has started to place orders for material today....

Marine Dynamics Group LLC of Green Bay, Wi has officially formed and will concentrate on designing and manufacturing marine based clean...