Riaan sent me these photo's of the test rig he has built and is deploying in the field.

The rig as it will be deployed in the river:
 

Testing the water flow meter:


The gantry which is used to deploy the rig:


Loading the rig + gantry onto the trailer:

 
The rig + gantry loaded onto the trailer ready for transporting:


Ready to roll:


Launching at the river:


We're looking forward to results and the stories that accompany them!