off S tip of Culross I., in NE end of Port Nellie Juan, 22 mi. SE of Whittier, Chugach Mts. 0.7 mile wide.
Named in 1910 by U.S. Geological Survey (USGS) for Samuel Applegate who discovered and mapped Port Nellie Juan in 1887. His report, "The third or Unalaska district," appears in the 1890 Census (1893, p. 81 to 90).
Lake Bay, Port Nellie Juan, Blue Fiord, Cochrane Bay, Cove Shoestring, Culross Bay, Derickson Bay, Entry Cove, Eshamy Bay, Esther Bay, Falls Bay, Foul Bay, Goose Bay, Granite Bay, Hidden Bay, Long Bay, Main Bay, McClure Bay, Picturesque Cove, Pigot Bay, Quillian Bay, West Twin Bay, Ziegler Cove,