"Flottarkärlek" is a song written by , and performed live by Gösta "Snoddas" Nordgren on Saturday, 26 January 1952 in Swedish radio programn Karusellen, and the song became a major hit in Sweden. The song is also known as "Haderian hadera", the opening lines of the refrain, but during the original live radio performance, these word don't appear. Instead, they appeared when the song was recorded for grammophone record for first time. The song was originally recorded in 1948 by Harry Brandelius, and , but those versions became no major success. has also recorded a version, on the 2001 album .