The Tigers (2-3) scored six straight goals over the second and third quarters and held the Mount (2-3) scoreless in the second and fourth quarters to win. DeNapoli posted a four-point night, adding an assist to his three goals.
Brett Schmidt had two goals and an assist for the Mount.
No. 20 Fairfield 14, UMBC 9: The visiting Retrievers (1-3) outshot the Stags (3-2) 41-40, but Stags goalie Jack Murphy made 17 saves in the win.
Conor Finch (Boys' Latin) and Zach Linkous (St. Paul's) each scored three goals for UMBC. The Retrievers' Phil Poe won 16 of the game's 27 faceoffs and had a season-best eight ground balls.
Bucknell 11, Navy 2: The visiting Midshipmen (2-3, 0-1 Patriot League) scored twice in the first quarter before the Bison (3-1, 1-0) reeled off 10 straight goals.
Sam Jones (Severna Park) gave Navy a 1-0 lead with 13:54 left in the first quarter. Bucknell tied the score 3:27 later. Gabe Voumard gave Navy its last lead, 2-1, with 6:08 left before Bucknell started running.
Salisbury 8, Gettysburg 5: J.T.McCook made a career-high 18 saves, as the host Sea Gulls (4-2) won their second straight and handed the season's first loss to the Bullets (2-1).
Salisbury outscored Gettysburg 5-2 in the second quarter to open a 7-4 halftime advantage, and the teams combined for just two goals in the second half of the nonconference game.
Stevenson 9, Western New England 5: Peter Green (Hereford) had three goals and the host Mustangs improved to 4-0.
Stevenson took a 6-1 lead over the Golden Bears (0-1) in the first quarter.
St. Mary's 13, Drew 5: The visiting Seahawks (2-1) opened with a 6-0 run and the Rangers (1-1) never got closer than four goals.
Conor Jordan and Will Larch each scored three goals for St. Mary's, which outshot Drew 32-27.
Frostburg State 8, Lebanon Valley 6: Ryan Serio (Chesapeake-AA) led the charge with five goals and the Bobcats (3-0) scored four goals in the fourth quarter to beat the Flying Dutchmen (1-1).
Spenser Love (Winters Mill) had three goals for Frostburg State.
Washington College 8, Washington & Lee 4: Bennett Cord scored three goals and assisted on another to reach 100 career points for the host Shoremen (2-0).
Washington College broke a four-game losing streak to the Generals (4-1).
Randolph-Macon 9, Goucher 8: Justin Butler scored the tying and winning goals in the closing 51/2 minutes to complete a comeback win by the Yellow Jackets (1-4) over the Gophers (1-3), who have lost three straight.
York 9, McDaniel 7: Pat Bivons (Loyola) tied the score at 7 for the host Green Terror (0-4), before the Spartans (3-0) scored twice to win.