By Magda | 2:14 PM UTC, Mon February 07, 2011 Locality Province of Gelderland, Erpewaai II Country Netherlands Year 1979 Temperature (°C) 6.5 pH 6.7 Conductivity (μS/cm) 668 Species Mallomonas crassisquama Mallomonas pumilio Mallomonas tonsurata Paraphysomonas imperforata Paraphysomonas vestita Synura petersenii Synura uvella Mallomonas matvienkoae Mallomonas caudata Mallomonas teilingii Synura spinosa Synura petersenii f. praefracta (= Synura praefracta) Synura glabra References ROIJACKERS (1981) Coordinates 51.761054, 5.827293