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. 2016 Aug 29;113(35):9757–9762. doi: 10.1073/pnas.1606219113

Table S2.

Bulk stable carbon and nitrogen isotope and stable carbon isotope data from analyses of two fatty acids (C16:0 and C18:0) from modern fauna muscle tissue from interior Alaska collected during subsistence hunting as a comparative dataset

Common name Species name % C % N Adjusted δ13C‰ δ15N ‰ C:N Adjusted mean δ13C‰ 16:0 SD Adjusted mean δ13C‰ 18:0 SD
Terrestrial mammals
 Moose Alces alces 49.2 14.2 −24.7 1.4 4.0 −31.4 0.2 −32.5 0.3
 Snowshoe hare Lepus americanus 46.8 15.0 −23.5 2.8 3.6 −30 0.1 −29.6 0.3
 Red squirrel Sciurus vulgaris 53.0 5.7 −21.8 3.4 10.8 −26.8 0.5 −27.6 0.2
 Ruffed grouse Bonasa umbellus 50.3 13.6 −25.0 3.2 4.3 −32.2 0.2 −32.4 0.2
 Spruce grouse Falcipennis canadensis 48.3 15.0 −24.0 2.1 3.8 −32.8 0.5 −32.7 0.7
Aquatic Birds
 Canada goose Branta canadensis 51.0 14.9 −24.5 7.4 4.0 −33.1 0.4 −31.9 0.5
 Duck mallard Anas platyrhynchos 47.4 15.3 −27.5 5.8 3.6 −35.8 0.5 −35.4 0.6
 Duck teal Anas discors 49.5 14.5 −27.9 6.3 4.0 −34.7 0.3 −34.3 0.5
 Duck wigeon Anas americana 48.3 14.6 −25.0 7.4 3.9 −32.5 0.2 −31.6 0.3
Freshwater Fish
 Arctic grayling Thymallus arcticus 58.4 8.4 −36.9 9.9 8.1 −41.5 0.5 −39.6 0.2
 Burbot Lota lota 47.5 15.0 −33 7.0 3.7 −27.5 0.2 −28.8 0.2
 Burbot Lota lota 46.5 15.5 −25 13.8 3.5 −30.4 0.2 −29.4 0.9
 Northern pike Esox lucius 43.6 13.9 −26 13.1 3.7 −33.5 0.2 −31.3 0.2
 Northern pike Esox lucius 47.7 15.1 −30.3 9.4 3.7 −36.4 0.4 −36.2 0.6
 Northern pike Esox lucius 46.5 15.6 −27.5 14.6 3.5 −36.6 0.1 −35.6 0.5
 Sheefish Stenodus nelma 50.5 13.1 −29 12.1 4.5 −34.6 0.3 −35 0.2
 Bering cisco Coregonus laurettae 50.8 14.9 −28.7 9.4 4.0 −35.2 0.3 −34.9 0.9
Anadromous Salmon
 Coho salmon Oncorhynchus kisutch 50.2 13.7 −19.3 14.5 4.3 −28.8 0.2 −27.2 0.5
 Coho salmon Oncorhynchus kisutch 54.7 12.2 −20.8 12.6 5.2 −28.4 0.4 −26.6 0.4
 Coho salmon Oncorhynchus kisutch 55.9 12.3 −20 13.5 5.3 −27.8 0.4 −25.6 0.4
 Chum salmon Oncorhynchus keta 59.7 5.1 −22.6 13.5 13.6 −26.8 0.3 −26 0.5
 Chum salmon Oncorhynchus keta 49.1 14.2 −18.7 14.6 4.0 −26.8 0.5 −25.4 0.6
 Chum salmon Oncorhynchus keta 55.5 12.2 −19.2 14.0 5.3 −25.7 0.4 −24.1 0.9

To compare with modern and archaeological data, δ13C values of all modern samples were adjusted for the addition (1.5‰) of the effects of postindustrial carbon (SI Materials and Methods and refs. 40–42).