A New Zealand marine engineer has developed what he described as the first fully-automated, net cleaning robot in the world, reports NZ Farmer.

Boss Net Cleaning owner Andy Fairhall spent around five years researching and developing the AutoBoss from his workshop in Marlborough.

Operators program the wash mode, and how deep they want the nets to be cleaned.

The 850-kilogram machine sits on a pontoon which attaches to the side of salmon-holding pens with wheels, moving along the perimeter while it cleans the sides.

High-pressure water is delivered to the wash-head, attached to the AutoBoss by an umbilical, which extends up and down the nets to clean them.

The