Cormorant Island

Big Rideau Lake

Portland, Ontario, Canada

Location created by
Gayle Mathe

Latest photos

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Observations summary

Bird
3
Crustacean
1
Crustacean What's this?
Zebra Mussels
1
Zebra Mussels What's this?

Observation tests summary

Air temperature °C
23.0 Latest
23.3 Average
Water temperature °C
22.0 Latest
22.2 Average
Alkalinity mg/L
20 Latest
92 Average
Hardness mg/L
150 Latest
72 Average
Dissolved oxygen mg/L
9.0 Latest
8.0 Average
Conductivity μS/cm
193 Latest
208 Average
Secchi depth m
6.0 Latest
2.2 Average
Water depth m
6.5 Latest
4.0 Average
pH (0-14)
6.8 Latest
7.5 Average
Total dissolved solids ppm
105.0 Latest
103.5 Average
Turbidity JTU
104 Latest
105 Average
Chlorine ppm
0.0 Latest
0.2 Average
Turbidity NTU
105.0 Latest
105.0 Average

Ice On

Ice Off

  • 2022-08-10
  • 2022-06-20