At Guiski Gymnasium in Dexter, Megan Peach scored 15 points and pulled down seven rebounds to help the Tigers knock off the previously undefeated Pirates.
Abbie Melvin contributed 13 points and seven rebounds for Dexter.
Alex Speed led Piscataquis Community of Guilford (5-1) with 8 points.
PCHS: Speed 1-6-8, Littlefield 3-1-7, Deane 0-2-2, Bennett 1-1-3, Dow, Patterson, Richardson, Easler, Desmarais, Riitano
Dexter: Peach 7-1-15, A. Melvin 6-1-13, Bo. Chambers 3-0-8, Watson 2-3-7, White 1-1-3, Pratt 1-1-3, May 1-0-3, Br. Chambers 0-2-2, Jordan, Theodore, Webber, M. Melvin, Cunningham
3-pt. goals: Chambers 2, May
JV: Dexter 49-20