Clear answer for muddy questions

At what point does water become mud? This near-philosophical question has solid financial implications if you are guaranteeing clearance for incoming vessels at a port like Rotterdam. But, while a high-tech sediment profiler will provide answers it also needs to be easy to operate – and quite often it needs to fit whatever vessel comes to hand.

The MacArtney Cormac winch can adapt to a number of positions from horizontal level-wind to almost vertical with an easy change, allowing it to be fitted to a variety of vessels. Graphic: MacArtney

At what point does water become mud? This near-philosophical question has solid financial implications if you are guaranteeing clearance for incoming vessels at a port like Rotterdam. But, while a high-tech sediment profiler will provide answers it also needs to be easy to operate – and quite often it needs to fit whatever vessel comes to hand.