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Blue-green algae observations have increased in coastal and open sea areas
18.7.2024
Blue-green algae observations have increased in coastal and open sea areas, but the situation in inland waters is typical of the season. Blue-green algae have
Relatively small amount of blue-green algae have been observed in inland waters, but there are plenty of observations on the coast and in the open sea
25.7.2024
The blue-green algae situation has remained stable in inland waters, and slightly less blue-green algae than in previous monitoring years have been observed. Blue-green algae
Earlier-than-usual observations of blue-green algae in marine areas, situation in inland waters typical for early summer
20.6.2024
The warm weather in early summer and early warming of the sea water brought forward blue-green algae observations in the offshore areas of the Gulf
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Warm weather has increased blue-green algae observations in inland waters, on the coasts and in the Gulf of Finland area
27.6.2024
The number of blue-green algae observations has increased since last week. As a result of the warmer weather, the occurrences of blue-green algae in inland
Windy and rainy weather has curbed blue-green algae blooms in lakes and sea areas
1.8.2024
Unstable weather has reduced blue-green algae blooms since last week. Cooled and rainy weather and winds have mixed the water mass and reduced blue-green algae
The number of blue-green algae observations has increased slightly in inland waters and on the coast of Southwest Finland
8.8.2024
Somewhat more blue-green algae have been detected in inland waters and coastal areas than last week. Inland water observations have been made especially in the
The blue-green algae situation has remained stable since last week, unstable and windy weather slows down the growth of blue-green algae
4.7.2024
The blue-green algae situation has remained stable since last week. In inland waters, blue-green algae observations have slightly decreased, and the algae situation in coastal
Slight increase in blue-green algae observations in inland waters
11.7.2024
Blue-green algae observations have increased slightly throughout the country, and observations have been made even in Lapland. Blue-green algae now occur in the Gulf of
Proposal for 18 major flood risk areas in Finland
15.4.2024
Finland’s ELY centres propose that 18 areas in Finland should be considered zones with a significant risk of flooding in sea areas and internal water
Blue-green algae observations have decreased this week
31.7.2025
Compared to the previous week, the number of blue-green algae observations has decreased in inland waters, along the coast, and in open sea areas. In
DISRUPTION OVER: Technical disruptions in Syke’s geospatial interfaces
29.7.2024
The disruption is over and the services of Syke’s geospatial interfaces are functioning normally again. —– There have been technical disruptions in Syke’s geospatial interfaces
A calm start for the blue-green algae season
19.6.2025
As typical in early summer, the number of blue-green algae observations is moderate. Some blue-green algae have been observed in inland waters, mainly in Southern
Unsettled weather has kept the blue-green algae situation moderate
26.6.2025
The situation with blue-green algae remains mostly calm, and observations in inland waters and along coastal areas have remained few. The unsettled weather over the
The number of blue-green algae observations has slightly increased in inland waters, along the coast, and in the open sea areas of the Gulf of Finland
3.7.2025
The blue-green algae situation in inland waters is progressing in a manner typical for midsummer, while slightly less algae than usual have been observed in
Finnish Environment Institute and Kuva Space partner to enhance water quality monitoring
4.7.2025
This public-private partnership will test the use of hyperspectral satellite observations in developing further the national algae monitoring. The Finnish Environment Institute (Syke) and the
Mid-summer blue-green algae situation remains moderate in most parts of the country
10.7.2025
Observations of blue-green algae in inland waters have slightly decreased since last week. In coastal areas, the situation has remained stable, and less blue-green algae
Warm weather has increased blue-green algae observations across the country
17.7.2025
Warm and calm weather has increased the occurrence of blue-green algae in inland waters as well as in coastal and offshore areas. Early summer rains
The blue-green algae situation remains similar in many areas, while observations have increased in open sea areas
24.7.2025
Warm and relatively calm weather has continued, and the number of blue-green algae observations has so far remained nearly unchanged in inland waters and along
The blue-green algae situation has remained calm
8.8.2025
During the past week, the blue-green algae situation has remained calm in inland waters, coastal areas, and open sea areas. Less blue-green algae has been
Water information: Short articles
Am I living in a flood risk area?
How can I tell if my home is in a flood risk area? You can find the answer on the Finnish Environment Institute’s flood map