During the period 2-14th of February 2016 the spawning grounds from Møre (62ºN) to Troms (70º) were covered acoustically by the commercial vessels MS Libas and M.Ytterstad. MS Vendla covered the western area from 65ºN to 69º30N and limited to 1ºW and 1000 m depth contours in the east based on information from the scouting vessels.