Here is a map to the treaty hunting/fishing boundaries in washington state :
http://wdfw.wa.gov/hunting/tribal/treaty_history.html

You have to see what treaty the tribe belongs to then look at the map which is color coordinated.

The tribe we were talking about in this issue can hunt some of the GMU's the following counties: Clallam, Jefferson, Kitsap, Mason, and Grays Harbor. So their "patrol area" is pretty big