Researchers of IMARES leading the Dutch part of this year's North Sea herring acoustic survey and report from research vessel the Tridens. During the weekend, repairs had to be made on the echosounder. Follow the researchers and read the blog.
Photo: despite the bad weather during repairs the spirits were still high!
The researchers will be on board the Dutch Fisheries Research Vessel Tridens to survey the area on a systematic, predefined cruise track. The combined internationally coordinated effort will deliver an estimate of the herring stock size in the North Sea.