sources 13C sd13C 15N sd15N 34S sd34S Salmon -19.9 1 12.5 1 19.1 0.5 Moose -26.8 0.5 2.4 1.4 -3.4 3.7 Goat -24.5 0.4 1.4 0.7 0.7 2.8 Marmot -26 1.1 1.4 1.9 4.4 7 Vegetation -26.6 2 -2.8 3 -2 4.2