South Lancaster Wharf : St. Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld
pH (0-14) What's this? 7.5
Dissolved oxygen mg/L What's this? 8.0
Secchi depth m What's this? bottom visible
Hardness mg/L What's this? 150.0
Alkalinity mg/L What's this? 180.0
Water depth m What's this? 1.65
Conductivity μS/cm What's this? 367.0
Air temperature °C What's this? 21.0
Water temperature °C What's this? 22.1


Invasive Species

Zebra Mussels
Zebra Mussels What's this?
Other Invasive
Other Invasive What's this?


Current weather What's this?
  • sunny
  • cloudy
  • windy
Overcast and wind, some sun gets though the clouds every now and again A cool morning
Weather in previous 24 hours What's this?
  • sunny
  • cloudy
Weather fluctated between overcast and intense heat in the afternoon.

Latest photos


Osprey, mourning doves,
Zebra mussels
Round gobies, sunfish sp.,