Possible Clues:

• Now I see bachelor obsessed captain
• King in 1 Kings
• Unipodal whaler
• Famously driven captain
• Fictional character who declares 'Sleep? ... I do not sleep, I die'
• Moby Dick's adversary
• Captain of the whaler Pequod
• "Call me Ishmael" speaker
• Melville's madman
• Captain after a white whale