This is the Tahltan (also Nahanni) Territory where the puberty collar was discovered. The Tahltan people are Northern Athabaskans who have migrated and settled into British Columbia, around Telegraph lake, Dease Lake and Iskut. They have two rivers they rely on for salmon; Stikine and the Iskut. Their culture is organized through a matrilinear clan system. With two clans and subdivided parties of four.
Wonders, K. (2008). First Nations Land Rights and Enviornmentalism in British Columbia. November 30, 2010, http://www.firstnations.de/mining/tahltan.htm.