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Large-scale human-caused ecosystem disturbances may create new habitats. A good example may be long-lasting disturbances in five lakes (area from 148 to 379 ha, max. depth from 3 to 38 m) integrated into the cooling system of the power plants near Konin (52°17.8’– 52°23.3N, 18°14.4’–18°20.7’E, West Poland). In the middle of the 1990s Vallisneria spiralis began to colonize littoral zone of three of...
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