Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige

Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige

Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige

Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige

Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige

Algblomning i Östersjön - Blue-green algae clumps are floating in the sea

Small clumps of green cyanobacteria are floating in the Baltic Sea on a warm day – close up. Östersjön, Västernorrland, Sverige