The Catamounts (18-5, 8-1 America East Conference) have beaten Maine (5-19, 3-6) in 16 consecutive games, their longest active winning streak against a conference opponent. The last Black Bears win over Vermont was a 71-68 victory at home on Jan. 22, 2013.
Duncan matched a season-best with six 3-pointers, Lamb grabbed a game-high seven rebounds and the pair combined to make 13 of the Catamounts' 16 free throws. Stef Smith added three 3s and finished with nine points.
Vermont had a double-digit lead about halfway through the first half and built a 49-33 advantage at the break. Maine pulled to 56-42 with 15:33 to play but didn't get closer.
Vermont made 14 of 22 3-pointers and was 28-for-48 shooting from the floor (58 percent).
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