_Fall migration._--Early dates of fall arrival are: British Columbia, Atlin, June 29, Chilliwack, July 2, Okanagan Landing, July 3, and Courtenay, July 7; Washington, North Dalles, July 4, and Clallam Bay, July 17; Oregon, Silver Lake, July 1; California, Santa Barbara, July 18, and Bakersfield, July 19; Lower California, San Quentin, August 10; Alberta, Onoway, July 1; Wyoming, Fort Bridger, July 13; Utah, Provo, July 26; Colorado, Barr, July 5; Chihuahua, Pochaco, August 3; Saskatchewan, Isle de la Crosse, July 18; Manitoba, Victoria Beach, July 7, and Shoal Lake, July 27; North Dakota, Pembina, July 17, and Turtle Mountain, July 30; South Dakota, Forestburg, July 5, and Sioux Falls, July 24; Nebraska, Lincoln, July 14; Kansas, Emporia, August 6, and Osawatomie, August 31; Texas, Tom Green, and Concho Counties, July 20, and Tivoli, July 30; Minnesota, North Pacific Junction, July 8, Lanesboro, July 15, and St. Vincent, July 30; Wisconsin, Madison, July 11, North Freedom, July 14, and Madison, July 24; Iowa, Marshalltown, July 8, and Sioux City, July 17; Ontario, Toronto, July 4; Michigan, Detroit, July 7, and Charity Island, July 10; Ohio, Bay Point, July 3, Painesville, July 8, and Youngstown, July 27; Illinois, Chicago, July 2, and Peoria, July 13; Kentucky, Lexington, July 16; Maine, Portland, July 23; New Hampshire, Manchester, July 10; Vermont, St. Johnsbury, July 16, and Rutland, July 19; Massachusetts, Cape Cod, July 1, Ponkapog, July 16, and Dennis, July 25; Connecticut, New Haven, July 14, and Niantic, July 22; New York, Long Beach, July 3, Mastic, July 4, and Rochester, July 21; New Jersey, Tuckerton, July 3, Camden, July 7, and North Branch, July 8; Pennsylvania, Renovo, August 3, Beaver, August 11, Erie, August 13, and Pittsburgh, August 15; Maryland, Chesapeake Beach, August 16; South Carolina, Bulls Point, July 30; Georgia, Savannah, July 23; Alabama, Leighton, July 26; Florida, Palma Sola, July 9, James Island, July 20, and Pensacola, July 26; Bahama Islands, Long Island, July 16, Great Bahama, July 18, and Inagua, July 28; Cuba, Guantanamo, August 15, and Batabano, August 26; Jamaica, Port Henderson, August 2; Porto Rico, Mona Island, August 9, and Joyuda, August 28; Lesser Antilles, Barbuda, August 14, St. Vincent, August 20, and Trinidad, August 22; and Venezuela, Bonaire, July 23, Macuto, August 2, and La Guaira, August 10.