Loris Hervey scored 10 points and the Trappers held the Eagles scoreless in the third quarter.
Matt Delisle and Jordan Howard each added eight points in the low-scoring game.
T.J. Brumfield led Bay with eight points.
“I thought we played really good defense against a better team,” Bay coach Robert Key said. “We just couldn’t score.”
FORT VANCOUVER 35, HUDSON’S BAY 25
FORT VANCOUVER (3-3, 1-0) — Loris Hervey 10, Matt Delisle 8, Deonte Hawkins 2, Jordan Howard 8, Will Doty 7, Julio Montoya 0, Tre Eisenhut 0, GaQuan White 0.
HUDSON’S BAY (0-6, 0-1) — Bryan Hopster 5, Jomarri Gable 4, TJ Brumfield 8, Christian Glidden 3, LaRon Barrow 6, Jacob Buslach 2.