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Occurrence of species of the genusDaphnia in Brazil
Authors:T Matsumura-Tundisi
Institution:(1) Department of Biological Sciences, Laboratory of Limnology, Federal University of São Carlos, Rodovia Washington Luiz, Km 235, P.O. Box 676, 13560 São Carlos - SP, Brazil
Abstract:Three species ofDaphnia are recorded from natural lakes and reservoirs in Brazil:Daphnia gessneri, Herbst, 1967,Daphnia ambigua, Scourfield, 1947 andDaphnia laevis, Birge, 1878. Some comments on their geographical distribution and ecology are made, showing the trend of the presence of these species in eutrophicated environments.
Keywords:new occurrence  tropical  geographical distribution  eutrophic
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