By Martina P | 7:24 PM UTC, Sat May 19, 2012 pH 7.4 Conductivity (μS/cm) 60 Species Mallomonas annulata Mallomonas prora Paraphysomonas imperforata Synura echinulata Synura petersenii Mallomonas caudata Synura spinosa References HICKEL & MAASS (1989)
