By Martina P | 12:13 PM UTC, Mon December 12, 2011 Year 1975 Temperature (°C) 10.0 pH 5.5 Conductivity (μS/cm) 50 Species Chrysosphaerella brevispina Mallomonas calceolus Mallomonas crassisquama Mallomonas flora Mallomonas heterospina Mallomonas lelymene Mallomonas striata Mallomonas tonsurata Spiniferomonas trioralis Synura echinulata Synura petersenii Synura uvella Synura spinosa Chrysosphaerella multispina (= Chrysosphaerella longispina) Spiniferomonas crucigera References KRISTIANSEN (1978)