By Magda | 2:08 PM UTC, Mon February 07, 2011 Locality Province of Gelderland, Erpewaai I Country Netherlands Year 1979 Temperature (°C) 7.0 pH 7.2 Conductivity (μS/cm) 549 Species Mallomonas akrokomos Mallomonas alpina Mallomonas tonsurata Paraphysomonas imperforata Paraphysomonas vestita Spiniferomonas trioralis Synura echinulata Synura petersenii Synura uvella Mallomonas caudata Synura spinosa Synura "petersenii" f. praefracta Paraphysomonas bandaiensis References ROIJACKERS (1981) Coordinates 51.761054, 5.827293