Muskoka Watershed Council’s area of interest encompasses the Muskoka River Watershed as well as portions of the Black-Severn River Watershed. Collectively, this area consists of 19 subwatersheds (also called quaternary watersheds).
![Subwatersheds in the 2014 Muskoka Watershed Report Card Subwatersheds in the Muskoka Watershed Report Card](https://www.muskokawatershed.org/wp-content/uploads/Subwatershed_Map-9-sm-1024x964.png)
Select a subwatershed below to learn more!
Hollow River
![Hollow River Subwatershed Info](https://www.muskokawatershed.org/wp-content/uploads/Hollow-1-794x800.png)