Where live readings are available
Credit, Humber, and Ganaraska show observed water levels, flow, and nearby air temperature. Provincial trout records describe surveyed reaches. See the data sources.
Trout Maps pricing
Free to explore.
Find a stretch of water, check the latest gauge readings, and keep notes for your next trip. The atlas is free to use without an account.
Free
Ontario River Atlas$0 CAD
No credit card required.
Open the atlasWhat’s included
- Map browsing and search
- No daily or monthly quota
- Ontario trout reaches
- 5,582 records
- Illustrated river guides
- 10 rivers
- Live river conditions
- 3 rivers
- Verified access destinations
- 4 locations
- Bookmarks and field notes
- 1 note per water
About the atlas
Good to know.
Where your notes are saved
Bookmarks and field notes are stored in this browser. Each water can have one note of up to 2,000 characters, with an optional trip date and a download option.