Blue waters – green beaches: benthic filamentous algae are an emerging threat to clear lakes worldwide
by Nadja Neumann, Leibniz Institute of Freshwater Ecology and Inland Fisheries Many of the world’s well-known clear lakes are deteriorating at an alarming rate: at the shore, where people want to play and swim, the lake bottom is covered with green carpets of algae. These are mass accumulations of filamentous algae that have recently appeared …