h., Okanagon (OKA) along with Similkameen (Simulator) just weren't contained in the 87Sr/86Sr standard. This might affect the potency of job for many natal resources. Fig.?3 87Sr/86Sr ideals inside the natal progress region #links# associated with otoliths via Chinook Salmon (Oncorhynchus tshawytscha) accumulated within rivers along with hatcheries in the upper Columbia River. Natal pond requireme