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Fish were more prominent in early Alaskans' diets, isotope study determines

Fish were more prominent in early Alaskans’ diets, isotope study determines

[unable to retrieve full-text content]Ice age inhabitants of Interior Alaska relied more heavily on salmon and freshwater fish in their diets than previously thought, according to a new study. A team of researchers made the discovery after taking samples from 17 prehistoric hearths along the Tanana River, then analyzed stable isotopes and lipid residues to identify fish remains at multiple locations.

Source: https://rss.sciencedaily.com/plants_animals/fisheries.xml