Lost Channels is the fourth studio album by Canadian folk rock band Great Lake Swimmers, released on March 31, 2009. It was recorded in the Thousand Islands area near the New York–Ontario border and features several guest appearances by other artists, including Serena Ryder, Bob Egan (of Blue Rodeo), Erin Aurich (of A Northern Chorus) and Paul Aucoin (of The Hylozoists).