Travion Weiss had 23 points as Bay pulled away in the fourth quarter for a non-league road win.
Bay jumped out to a 26-12 lead after one quarter. Stevenson got within 61-52 after three before the Eagles sealed it.
Nicholas Campbell added 12 points for Bay and Nathan Bushlach had 11.
Isaac Hoidal led Stevenson with 24 points, 13 rebounds and four assists. Lincoln Krog added 10 points, five rebounds and four assists.
HUDSON’S BAY 79, STEVENSON 60
HUDSON’S BAY — Demareya Gipson 3, Julio Vara 0, Quadrese Teague 5, Eli Hoover 5, Nathan Bushlach 11, Nicholas Campbell 12, Eric Ryapolov 7, Marcus Cadiz 10, Travion Weiss 23. Totals 29 (7) 14-23 79.