Filthy Riches: A man prepares to catch eels during their annual migration up the Delaware River in the series premiere, which features people who make their money doing manual labor. Also: a father-and-son team search for ginseng root in Appalachia; Maine brothers hunt for blood worms in the mud; a self-styled "burl hunter" searches for the highly sought after wood growths in a canyon.

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Family, Reality-TV