Kevin Hayes assisted on Boston College’s first goal and accounted for the winning strike late in the second period as the ninth-ranked Eagles trimmed No. 18 New Hampshire, 2-1, at the Whittemore Center in Durham, N.H., on Saturday night.

Thatcher Demko posted 28 saves for BC (10-4-2, 6-1-1 Hockey East) as the Eagles swept the home-and-home set. UNH (9-9-1, 5-6-0) was stronger defensively than in its 6-2 loss Friday, but still managed just a goal from Matt Willows to tie the game at 7:11 of the second period. Hayes scored 10 minutes later.

BU 1, Merrimack 1 — Matt O’Connor made 38 saves for the Terriers (7-7-1, 2-4-0 Hockey East) and Rasmus Tirronen stopped 23 shots for the Warriors (4-9-1, 1-5-1) in a tie at Agganis Arena.

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Evan Rodrigues scored 1:47 into the game for BU. Chris LeBlanc had Merrimack’s goal in the second.

UMass 3, Notre Dame 2 — Adam Phillips’s power-play goal with 2:47 to play gave the Minutemen (3-11-2, 1-7-2 Hockey East) a road victory over the No. 13 Fighting Irish (10-6-1, 3-3-1).

Yale 2, Harvard 2 — The No. 8 Bulldogs (6-3-3, 3-2-3 ECAC) shook off a 2-0 deficit in the final 18 minutes, with Kenny Agostino scoring the tying goal at 14:19. Patrick McNally had a pair of assists for the visiting Crimson (4-7-2, 2-6-2).

Union 6, Quinnipiac 4 — Michael Pontarelli scored the first of three unanswered goals by the No. 11 Dutchmen (10-3-2, 7-1-0) to close the game, leaving the No. 5 Bobcats (13-3-3, 6-2-2) behind in Schenectady, N.Y.

Brown 3, Dartmouth 2 — Nick Lappin scored twice in the third period and Kyle Kramer lit the lamp in overtime to push the Bears (5-6-1, 3-4-1 ECAC) past the Big Green (2-9-0, 2-7-0) in Providence.

Women

BC 1, Harvard 1 — The No. 5 Crimson (9-2-1) and No. 6 Eagles (12-4-2) skated to a draw in Cambridge. Miye D’Oench scored her seventh goal of the season just 3:22 into the game but senior Corinne Boyles sealed up the BC net the rest of the way, finishing with 35 saves.

Crimson goalie Emerance Maschmeyer notched 51 saves but had her shutout ruined by Emily Pfalzer with 1:37 to go in regulation.