The calm and warm weather has meant that cyanobacteria (algae) have formed surface accumulations in large parts of the Baltic Sea.
- We have observations that the algae are approaching the coast more and more, says Lisa Lind oceanographer at SMHI.
Gotland's most affectedIt is still so far Gotland and especially Fårö that is most affected by the algae.
- Gotland is most affected but we have also made observations on Stora Gåsskär in the St Anna archipelago. What can stop increased algal blooms is that we get cooler weather in the future, says Lisa Lind at SMHI.
Javascript is disabled
Javascript must be turned on to play video
Read more about browser support
The browser is not supported
SVT does not support playback in your browser. We therefore recommend that you switch to another browser.
Read more about browser support
With the heat comes the algal bloom - expected to pick up speed in the next few days Photo: TT archive / SVT