By Magda | 7:53 PM UTC, Sat March 12, 2011 Locality Erpewaai I Country Netherlands Year 1979 Temperature (°C) 11.0 pH 7.2 Conductivity (μS/cm) 263 Species Mallomonas alata Mallomonas crassisquama Mallomonas tonsurata Paraphysomonas vestita Synura petersenii Synura uvella Mallomonas caudata Synura spinosa References ROIJACKERS & KESSELS (1981) Coordinates 51.761054, 5.827293