A French company has launched a basic trawl monitoring system for smaller vessels.
Acelma's new DataNet system can work with up to four sensors to give trawl door spread information for display on screen in a trawler's wheelhouse.
Features of DataNet include saving data in digital form so that it can be replayed as required. The information is retained in sixhour sections, saved to a computer's hard drive.
DataNet complements the firm's GeoNet trawl monitoring system (see box right).
Alain Pochat of Acelma says skippers can add to the two door sensors with temperature, headline and catch sensors.
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