The 10,300-Year-Old Man Found Inside An Alaskan Island Cave — And The DNA Test That Revealed 10,000 Years Of Native Coastal Continuity

Chinook salmon typically return in spring and early summer.

Sockeye follow in mid-summer.

Pink and chum salmon run in large numbers in late summer and fall.

Coho salmon return in fall.

The specific timing of each species’ return to specific river systems is part of the ecological knowledge that coastal peoples have accumulated and maintained over generations — knowledge of when to be where, with what technology, to intercept the most productive moments of the salmon cycle.

This knowledge is part of what the stable isotope evidence in Shuká Káa’s bones reflects.