The narrative recounts a mariner's life from a humble rural childhood through his decision to go to sea, early voyages and incidents such as boarding merchant and naval ships, encounters with hostile warships, pirate attacks, storms and superstitions, and service during conflict leading to privateering, prizes, and naval engagements. It details captures, life aboard various vessels, a prison term overseas, reminiscences of fellow captains and ships, and eventual parole and return home to settle on land and marry. Episodes range from distant anchorages and foreign ports to naval duels, rescue of castaways, and the daily work and dangers of life at sea.