In Houlton, Mikaelah Tracy scored the game-winning goal with 4:52 left in the first half to lift the Lady Shiretowners by the Lynx of Lincoln.
Breanna Longstaff added a second-half goal for Houlton, while Alana Pratt and Natalie Hill provided assists. Marina Cameron notched her fourth straight shutout by making one save.
Taylor Blood made 12 saves on 23 shots for Mattanawcook.
JV: Houlton 3-0