Open Access

Table 1

The mean values of conductivity and pH from the study sites.

Study sites Conductivity (µS/cm) pH Oxygen (mg l−1) Temperature (°C)
Lake Czaplino 327 7.0 8.3 17
Lake Iławskie 368 8.5 8.6 18
Lake Sosno 369 8.3 8.6 17
Pond in Strzemieszyce Wielkie 810 7.4 7.3 19
Valley of three ponds area in Katowice 740 8.3 7.8 18

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