The Spanish River Valley signature site includes the following provincial parks and conservation reserves:
- Biscotasi Lake Provincial Park
- Spanish River Provincial Park
- Sinaminda and Kennedy Lake Enhanced Management Area
- Acheson Lake Enhanced Management Area
- Swann Lake (Ishpodnok) Enhanced Management Area
Here is the web page for the Spanish River Valley Signature Site, and this is a link to the preliminary management plan for the Spanish River Valley.