Rotary Creek : St. Lawrence River

Ontario, Canada

Observed by
Emma Ehrenfeld

Observation report

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pH (0-14) 7.8

Dissolved oxygen mg/L 10.0

Secchi depth m bottom visible

Hardness mg/L 100.0

Alkalinity mg/L 100.0

Water depth m 0.3

Conductivity μS/cm 248.0

Air temperature °C 22.0

Water temperature °C 21.7

Fish

Plant

Bird

Crustacean

Phragmites

Zebra Mussels

Current weather

100% cloud cover and moderate wind - kinda cold too

Weather in previous 24 hours

Strong sun and high humidity

Rocky bottom area with moving water - rocks covered in algae.
We saw mallards, double-crested cormorants, herring gulls, and a great blue heron.

There were thousands of young-of-year perch, white suckers, and minnow species. Other fish included rock bass, bluntnose minnows and mimic shiners.