Essiquibo River is an old sea shanty from south africa. I've only heard an "estonialized" version of it and i'm looking for a recording of a version in english. Here are the lyrics: http://www.sailorsongs.com/the_essequibo_river.html Here's the estonian version. Maybe somebody will recognize the tune. https://www.youtube.com/watch?v=jLvruMvZiLw