In Moby-Dick sexuality is expressed in the social and homoerotic bonds between men. Frequently, it’s difficult to say where exactly the line between friendship and romance is drawn. There are men who describe their relationships with one another as marriages, and who show so much mutual affection that people stare at them in public. Hunting and harvesting whales even takes on homoerotic connotations on several occasions, such as when the narrator and the characters wallow in the whale's squishy sperm oil.
The Pequod has the potential to become a fraternal paradise in which masculine sexual energy, symbolized by "sperm," is directed harmoniously, providing a positive foil to Captain Ahab’s desire to harness his crew for diabolical purposes.