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Contact: Thomas Posch
University of Zurich


Caption: The cyanobacteria Planktothrix rubescens (Burgundy blood algae) in Lake Zurich. The threads are only 0.005 by two millimeters in size, but primarily form a mass presence at a water depth of 12 to 15 meters.

Credit: UZH

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Related news release: Global warming harms lakes

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