River, coastal and shallow marine hydrographic surveys can be undertaken usinglocally hired shallow draft boats with our own personnel and equipment, including 3 No. echo sounders up to 100m depth capability, automatic digital tide monitoring equipment, DGPS positioning and navigation equipment.
All equipment fully calibrated.
Single & dual frequency echo sounders, CEEDUCER Pro.
Positioning & tracking using PSION navigation system with Hypack software
linked to real time DGPS Leica 1200 series base station , current meter and rover units and