United States of America, Oregon, Coos Co., Along Cape Arago Hwy, from Cape Arago State Park (43°18'N, 124°13'W), through Shore Acres State Park (43°19.5'N, 124°22.5'W), to Sunset Bay State Park (43°20'N, 124°22'W), ca. 13 km SW of Coos Bay; at Sunset Bay State Park