Forget the native Americans on this one. Itβs highly likely that this guy was from a culture that predates and independent of the native genealogy.
The marine diet angle is interesting. 6-8K yrs is after the ice age and probable cataclysmic event(s) that caused it if the dating is right. Iβm more and more of the impression that the ancient world was much more connected than we can imagine.
Soultrean...
And many NA,s east of Mississippi have genetic tags linked to europe that west of the Mississippi don't have.
It's why Khanarella is a bytch at times I think.
Fuuging northwest Europe soultrean dna...
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