They encountered the Aglegmuit Eskimos on the Bristol Bay side of the peninsula and the Koniag Eskino on the Shelikov Strait side .
Russians were the first Europeans to arrive in the area in significant numbers , trading in furs .
Russians encountered the Aglegmuit Eskimos on the Bristol Bay side of the peninsula and the Koniag Eskino on the Shelikov Strait side .
Russians were the first Europeans to arrive in the area in significant numbers , trading in furs .