Blake Channel is a channel in Southeast Alaska, United States. It extends 19.3 kilometres (12.0 mi), separating the southeastern part of Wrangell Island from the mainland.[1] It was first traversed and charted in 1793 by James Johnstone, one of George Vancouver's officers during his 1791-95 expedition.[2]
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56°18′40″N 131°59′20″W / 56.31111°N 131.98889°W