Blood profession was the term give to traditional jobs within Ugnaught society. Blood professions were passed down the Ugnaught family line, generation by generation. In the instance that the available candidates for a blood profession exceeded the number of positions available, a blood duel was called. A series of fights to the death were enacted, with the young Ugnaughts battling for their blood profession. Two of the know blood professions were belter and Tibanna gas panner.