Cruise reports from the marine monitoring

Reports from SMHI's regular marine monitoring programme. Data presented in the reports have been subject to preliminary quality control procedures only.

Cruise report from R/V Aranda week 49-50, 2016

In large parts of the deep water in the Baltic Proper the oxygen concentrations were found to be around 0 ml/l, but no high concentrations of hydrogen sulphide was found. Though, in the Western Gotland Basin, hydrogen sulphide was found from depth exceeding 80 meters. Acute hypoxia, < 2 ml/l was …

 
Type: Report
Author: Martin Hansson
Published: Dec, 2016
Published: Last updated:

Cruise report from R/V Aranda week 46, 2016

The temperature in the surface water was now normal or slightly lower than normal for the season. The salinity showed normal values except in the eastern part of Skagerrak, the Sound and the Gotland Deep (station BY15) where the salinity was above normal. The nutrient concentration in the surface …

 
Type: Report
Author: Anna-Kerstin Thell
Published: Dec, 2016
Published: Last updated:

Cruise report from R/V Aranda week 41, 2016

The temperature in the surface water was now normal and the cooling of the surface water had started. This was clearly seen in the Skagerrak and Kattegat. The salinity showed normal values in the whole investigated area. Generally, the nutrient concentrations in the surface water had increased …

 
Type: Report
Author: Martin Hansson
Published: Oct, 2016
Published: Last updated:

Cruise report from R/V Aranda week 37, 2016

The temperature in the surface water was high for the season, at its lowest in the northern Baltic Proper at 16.5 °C up to almost 20 °C in the Hanö Bay. The salinity on the west coast was normal or slightly below, in the Baltic Proper it was normal except in the northeast where it was somewhat …

 
Type: Report
Author: Örjan Bäck
Published: Oct, 2016
Published: Last updated:

Cruise report from R/V Aranda week 34, 2016

The temperature in the surface water was normal for the season and varied between 16 and 18 °C. The salinity in the surface waters on the west coast was normal, in the southwestern parts of the Baltic Proper it was slightly above normal and somewhat below normal in the northern parts of the Eastern …

 
Type: Report
Author: Örjan Bäck
Published: Sep, 2016
Published: Last updated:

Cruise report from R/V Aranda week 29-30, 2016

The cruise was part of the Swedish regular marine monitoring programme covering the Skagerrak, the Kattegat, the Sound, the Gulf of Finland and the Baltic Proper. This report is based on data that have only undergone a first quality control, when data is published at the data host some values might …

 
Type: Report
Author: Martin Hansson
Published: Jul, 2016
Published: Last updated:

Cruise report from R/V Aranda week 24, 2016

All nutrient concentrations in the surface water were very low in the Skagerrak and the Kattegat. Stratifications was found at around 10 meters and nutrient concentrations increased below 20-30 meters. The inorganic nitrogen was depleted down to 30-40 meters but phosphate was still present in the …

 
Type: Report
Author: Örjan Bäck
Published: Jun, 2016
Published: Last updated:

Cruise report from R/V Aranda week 20, 2016

All nutrients in the surface water were very low in the Skagerrak and the Kattegat. At 15-20 meters, peaks in the fluorescence were observed together with high saturation of oxygen and also higher levels in nutrients. In Baltic Proper, the inorganic nitrogen (nitrite+nitrate) was used up down to 40 …

 
Type: Report
Author: Karin Wesslander
Published: May, 2016
Published: Last updated:

Cruise report from R/V Aranda week 16, 2016

The water temperature was slightly above normal in the whole Baltic Proper. The spring bloom was ongoing in the investigated area. Phosphate showed levels above normal in the southwestern part of the Baltic Proper in the surface water. The concentrations of silicate were still above normal in the …

 
Type: Report
Author: Anna-Kerstin Thell
Published: May, 2016
Published: Last updated:

Cruise report from R/V Aranda week 11-12, 2016

The temperature in the surface water was above normal in the Baltic Proper. The spring bloom had started in the Skagerrak, Kattegat and in the south western parts of Baltic Proper. Inorganic nitrogen was completely exhausted down to 10 meters in the south western parts of Baltic Proper. The …

 
Type: Report
Author: Karin Wesslander
Published: Mar, 2016
Published: Last updated:

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