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The warm and sunny weather in May, in combination with calm winds, had warmed the surface water, and the surface water temperature was above normal at all visited stations. High phytoplankton activity was found mainly at the stations in the Baltic Proper, indicating ongoing spring bloom. Large …

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The integrated (0-10 m and 0-20 m) chlorophyll a concentrations were low but within normal for this month at all stations in the Kattegat and Skagerrak areas, except for Å15 where chlorophyll concentrations were higher than normal. The chlorophyll fluorescence maxima in these areas were caused by …

Data assimilation creates the starting values ​​(weather situation) for a numerical prediction model. It is one of the most important components of a forecast system.

In the beginning of June, twenty-two decision-makers from Eastern Africa conclude the Sweden segment of their participation in the “Climate Change – Mitigation and Adaptation” educational program at SMHI in Norrköping. In total, approximately 330 individuals from nine countries across three …

The spring bloom was ongoing in almost the whole area and large peaks in fluorescence was measured with the CTD.

The deep water in large parts of the Baltic Proper has oxygen concentrations near zero. Completely oxygen free areas, when toxic hydrogen sulphide is formed, were measured in the …

This report presents the main results of the Swedish national marine monitoring programme of the pelagic during 2017. The monitoring data of hydrography, nutrients and phytoplankton are analysed for the seas surrounding Sweden: Skagerrak, Kattegat, The Sound, Baltic Proper, Bothnian Sea and …

Fil. Dr.

Fil. Dr.

A climatological atlas of the oxygen situation in the deep water of the Baltic Sea was first published in 2011 in SMHI Report Oceanography No 42. Since 2011, annual updates have been made as additional data have been reported to ICES. In this report the results for 2016 have been updated and the …