Icelandic research trip finds low densities of mackerel

Icelandic research trip finds low densities of mackerel. The Icelandic research vessel Árni Friðriksson ended its participation on August 2nd in the annual international pelagic ecosystem expedition in the North Sea during the summer. During this 33-day expedition of Árna around Iceland, 65 tug stations were taken and about 6000 nautical miles or 11 thousand km were sailed. Sea measurements were then taken and baitfish taken at all surface towing stations. In addition, the mid-ocean layer was investigated by means of torques and echo sounders. Whale counting was also part of the expedition, see here. Distribution of mackerel inland the smallest ever recordedThe distribution and density of mackerel, herring and pollock in Icelandic territorial waters was studied. The preliminary results of measurements show that the spread of mackerel in Icelandic territorial waters is the smallest that has been measured since the expedition was first launched in the summer of 2010. Mackerel was ...