Captain Haddock oeuvre", it is inspired by the German French-language film "Captain Craddock". In "The Crab with the Golden Claws", Haddock sings one of the film songs, "Les gars de la Marine". At the time of Captain Haddock's introduction to the series in 1940, the character's manners presented a problem to Hergé. As a sailor, Haddock would need to have a very colourful vocabulary, but Hergé could not use any swear words as he knew his audience included children. The solution reportedly came when Hergé recalled how around 1933, shortly after the Four-Power Pact had come into being, he had overheard a
Haddock recorded was in length and weighed , however, haddock are rarely over in length and the vast majority of haddocks caught in the United Kingdom measure between and . In eastern Canadian waters haddock range in size from to in length and and in weight. The haddock has populations on either side of the north Atlantic but it is more abundant in the eastern Atlantic than it is on the North American side. In the north-east Atlantic it occurs from the Bay of Biscay north to Spitzbergen, however, it is most abundant north of the English Channel. The largest stocks