pH (0-14)
What's this?
7.8
Gananoque Marina : St Lawrence River
Gananoque, Ontario, Canada
Observed by
Emma Ehrenfeld
- Observed on: Thu, 18 Aug 2022 16:50:00 -0400
- Testers Emma Ehrenfeld
-
Associated with:
River Rapport & Education : River Institute - Lat: 44.3237499
- Lng: -76.1650801
Observation report
See trends at this locationWater quality tests
✓ Quality checked by Water Rangers What's this?
Dissolved oxygen mg/L
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11.0
Secchi depth m
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bottom visible
Hardness mg/L
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100.0
Alkalinity mg/L
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140.0
Water depth m
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0.5
Conductivity μS/cm
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296.0
Air temperature °C
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28.5
Water temperature °C
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25.1
Wildlife
Plant
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Insect
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Invasive Species
Zebra Mussels
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Eurasian Milfoil
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Weather
Current weather What's this?
Weather in previous 24 hours What's this?
Latest photos
No photos uploaded.
Notes
Heavily maintained lawns (grass all dead - looked like sand at first!) go right to the waters edge, a busy marina, silty soft bottom.
Plants: Richardsons pondweed, Eurasian milfoil, tapegrass, water nymph, elodea.
Inverts: Damselflies, Zebra mussels.
Invasive species: Zebra mussels, Eurasian milfoil.