It is a concept album revolving around the title character, Duke, and the Captain who runs the ship they are sailing. The cargo of the ship are crazy animals who howl and fight below the deck. Eventually the Captain's sons start a mutiny in which the Captain jumps off the ship.
The album was reissued via Equal Vision Records on June 26, 2007. The reissue features all tracks remixed, with new interludes, and new artwork by Drew Roulette of dredg and Dark Heavens and packaging along with eight remixes from Lover, The Lord Has Left Us.... The album peaked at 35 on the BillboardTop Heatseekers chart.