Baltic Marine Environment
Protection Commission

Holistic Assessments

HELCOM holistic assessments (HOLAS) give a comprehensive overview of the ecosystem health of an entire regional sea – the Baltic Sea. These major assessments assist the region’s environmental managers and decision-makers, so that they can base their work on sound, up-to-date knowledge of the status of the sea.​

HOLAS I

2003-2007

In 2010, HELCOM completed the initial assessment (HOLAS I) of the ecosystem health of the Baltic Sea – including the associated costs and benefits to the society. The assessment was based on data from 2003 to 2007.

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HOLAS II

2011-2016

The second HELCOM ‘State of the Baltic Sea’ holistic assessment (HOLAS II) provides a comprehensive overview of the ecosystem health of the Baltic Sea based on data collected between 2011 and 2016.

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HOLAS III

2016-2021

HELCOM is currently carrying out the third holistic assessment (HOLAS III) of the Baltic Sea, covering the period 2016-2021. The results are expected to be published in 2023.