Skip to Content

Support functions


Table of contents

Breadcrumb trail


Baltic Sea Information

The Baltic Sea Information pages contain a wide range of information on the Baltic Sea, its characteristic features and species, and the state and future of the Baltic.    


The Baltic Sea

Itämeren saaristoa.General information On the Baltic. General description of the Baltic Sea and its characteristic features.
Water movements. Information on the hydrography, upwelling areas and water level variations.
Ice conditions. Information on sea ice cover, its formation and movements, the ice winter in the Baltic and the interaction between sea, ice and the atmosphere.
Life in the Baltic Sea. Review of ecosystems and marine species groups in The Baltic Sea.


State of the Baltic Sea

Reports on the state of the Baltic Sea.  Monitoring reports on the state of the Baltic from the year 1996.
Eutrophication. An information package on eutrophication, nutrient loading and nutrient limitation in the Baltic Sea.
Climat change. Climate change and the Baltic Sea – How are the effects of climate change seen in the Baltic?
Harmful substances. Harmful substances in the Baltic Sea – heavy metals, oil, organic and radioactive substances.
Invasive species. Information on invasive species in the Baltic Sea, e.g. the spiny water flea and the American comb jelly.

Monitoring the State of the Baltic Sea

Helcom monitoring. Information on the coordination of Baltic Sea monitoring by HELCOM, the Helsinki Commission, i.e. the Baltic Marine Environment Protection Commission.
Algaline monitoring. Newest measurements, time series and species reports of the Algaline monitoring.

Newest State of the Baltic Sea News
Aranda monitored the whole of the Baltic Sea: poor oxygen condition continues, amount of phosphorus risen in the Sea of Bothnia and the Baltic Proper 13.3.2014
New pollution reduction targets for all Baltic States decided (HELCOM) 3.10.2013
No significant changes in the status of the Gulf of Finland’s coastal waters compared to last year; oxygen situation on deep open-sea bottoms has deteriorated 19.9.2013
BSR InnoShip Final Seminar 9-10 September 2013 28.6.2013
Nationwide algal review 6.6.2013: No observations of cyanobacterial blooms in Finnish sea areas or lakes 6.6.2013



Ministry of the Environment Finnish Environment Institute Finnish Meteorological Institute

Back to top