Migration & timing
Northern Waterthrush in Ontario
There aren't yet enough observations of Northern Waterthrush in Ontario to describe its timing with confidence.
Sighting 9 observations in Ontario
Check back as more observations come in, or explore Northern Waterthrush across North America.
Northern Waterthrush elsewhere
More birds in Ontario
Data: iNaturalist research-grade observations (CC0 / CC-BY), via GBIF. Excludes eBird.