Forsøk med strømflasker i Nord-Norge i 1971

On cruises with R. V. «Asterias» in spring 1971 a total number of 500 drift bottles were released along the coast of northern Norway. In April 1971, 80 drift bottles were released from 16 stations in the area from VesteråIen to Loppa, and 17.5 % were recovered. In May 1971, 200 drift bottles were released from 40 stations in the area from Lofoten (Vestfjord) to Varangerfjord, and 20% were recovered. In the Lofoten area 21 % of the released bottles were recovered and 30 % in Varangerfjord. In June 1971, 220 drift bottles were released from 44 stations in the area from Lofoten to Varangerfjord, and 17 % were recovered. In the Lofoten area 25 % of the released bottles were recovered and 30 % in Varangerfjord. The drift pattern in 1971 and the past 4 years is discussed