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. 2013 May 17;8(5):e63740. doi: 10.1371/journal.pone.0063740

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© 2013 Losey et al

This is an open-access article distributed under the terms of the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original author and source are properly credited.

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Green squares represent archaeological ungulates; green hexagons are modern Eurasian ground squirrel and hare; white circles are modern Angara fish; blue triangles are modern fish from the open Baikal coast; blue squares modern fish from the Little Sea of Lake Baikal; white triangles modern Lena River fish; pink triangles archaeological Baikal seals. Modern samples are adjusted by 1.0‰ on the carbon scale to compensate for the industrial isotope effect.