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Arne Svensson Swedish Meteorological and Hydrological Institute Oceanographical Laboratory 2006-09-29 Dnr Mo-2005-215 CRUISE REPORT FROM R/V ARGOS Survey period 2006-09-25 - 2006-09-29 Survey area The Skagerrak, Kattegat, Sound, and Baltic Proper Principal SMHI Address Nya Varvet 31 SE-426 71 Last updated: Apr 23, 2014

Surface temperatures were normal or below normal throughout the area. No surface accumulations of cyanobacteria (blue green algae) were observed in the Baltic. Nutrient concentrations in the surface layer were normal for the season, except in the Arkona and Bornholm Basins where phosphate and Last updated: Apr 23, 2014

Baltic Sea. The halocline was found between 10-20m and the thermocline at about 15m depths. At Fladen the thermocline was weak. Surface phosphate and nitrite nitrate concentrations in the Kattegat were normal for the season except at W. Landskrona in the Sound was phosphate concentrations were (0.23µmol Last updated: Apr 23, 2014

were above normal about 7oC in the sea and 6°C in the entrance of Gullmar fjord. Surface salinities outside the islands were above 30 psu and the stratification weak. Surface nutrient concentrations were normal for the season, except for silicate which was high in the entrance of the Gullmar fjord Last updated: Apr 23, 2014

Lars Andersson Swedish Meteorological and Hydrological Institute Oceanographic Laboratory 2014-03-05 Dnr S/Gbg-2014-23 Report from the SMHI monitoring cruise with R/V Aranda Survey period 2014-02-24 - 2014-03-04 Survey area Skagerrak, Kattegat and the Baltic Proper Principal SMHI and the Swedish Last updated: Apr 23, 2014

Anna-Kerstin. Thell Swedish Meteorological and Hydrological Institute Oceanographic Laboratory 2013-06-24 Dnr S/Gbg-2013-126 Report from SMHIs monitoring cruise with KBV 002 Triton Survey period 2013-06-17 - 2013-06-20 Survey area The Baltic Proper. Principal SMHI and the Swedish Agency for Marine Last updated: Apr 23, 2014

metres a considerable fluorescence peak was observed at the Läsö E Seawatch Buoy. Secchi depth varied from 7-10 metres. Baltic Proper Temperature in the surface water varied between 10.8 (Fårö) – 16.8 ºC (BY1). This is normal for the season. The halocline was found at 25 metres in Arkona, at 40 metres in Last updated: Apr 23, 2014

Nutrient concentrations in Skagerrak and Kattegat were normal for the season. In the Sound silicate concentrations were enhanced. The other nutrients showed normal values. Inorganic nitrogen (DIN) had been consumed in the coastal waters of Skagerrak and in Kattegat and in all stations in the Baltic Last updated: Apr 23, 2014

-172 CRUISE REPORT FROM R/V ARGOS Survey period 2009-09-13 - 2009-09-20 Survey area The Skagerrak, Kattegat, Sound, Baltic Proper and Åland Sea. Principal SMHI SUMMARY The expedition was part of SMHI’s regular marine monitoring programme and covered the Skagerrak, Kattegat, Sound, Baltic Proper and Åland Sea Last updated: Apr 23, 2014

Martin Hansson Swedish Meteorological and Hydrological Institute Oceanographic Laboratory 2014-09-08 Dnr Sh-2014-136 Report from the SMHI monitoring cruise with R/V Aranda Survey period 2014-09-01 - 2014-09-08 Survey area Skagerrak, Kattegat and the Baltic Proper Principal SMHI and the Swedish Last updated: Sep 09, 2014