Cornelius Suttree, having abandoned a life of privilege, takes up life as a river fisherman on a dilapidated houseboat near Knoxville, Tennessee, where he encounters an assortment of eccentrics and outcasts.
Records the author's journeys on fishing boats in waters of the world from the North Sea to the North Atlantic and describes the various kinds of fishing boats and the daily lives of the people who live on them.
Follows a commercial fisherman through his day as he prepares his boat for a two-week fishing trip, leaves port in the Gulf of Mexico, operates navigational equipment and a sonar "fish finder," and unloads the day's catch.