Archive of Blue-green algae bulletins

Note: This is an archived report.
You can access the latest blue-green algae bulletin here.

Published 7.6.2024

Blue-green algae notifications start in Midsummer week

Occurrences of blue-green algae in Finnish lakes and the Baltic Sea are monitored also this summer. Risk assessment of the occurrence of blue-green algae in the open sea will be published on Monday 10 June. The weekly blue-green algae reports will be published on Thursdays, starting from the Midsummer week. A summary of the blue-green algae situation in the summer will be published at the end of August.