Hugill's workshop on the subject at the Mystic Seaport Sea Music festival was filled to the brim and he was always besieged with requests that he handled quite adroitly.

Mariners practiced self censorship ashore, most commonly at home to avoid getting their ears boxed by the ladies of the house. LOL Only socially acceptable language allowed, thank you very much.

It was when book and magazine publishing enterprises got involved that lyrics were cleaned up aka censored to avoid negative attention.