The St. Mary’s golf team clinched a spot in the postseason in about as dramatic a way as possible on Monday at Gannon as Dan Donovan’s 16 points in the final group was enough to ensure a 140-138 win over Archbishop Williams.”It came right down to the wire,” St. Mary’s coach Jay Fiste said. “It was tough conditions out there. Everyone was struggling.”Sean MacBurnie led the Spartans on Monday with 25 points. Brian Madden added 24 while Cam O’Neill and Justin Lappin had 22 and 20 respectively.The Spartans return to action on Wednesday when they visit St. John’s Prep at Kernwood CC in Salem.Swampscott 41 1/2, Saugus 30 1/2At Cedar Glen in Saugus, the Big Blue (5-4, 5-2 NEC South) rode the back of stellar contributions from the bottom half of its lineup. Matt Videtta was the lone winner in the top four spots for Swampscott via a 6 1/2-2 1/2 win at No. 3.Kevin Marescalchi was a 6 1/2-2 1/2 winner at No. 5; Derek Mayo and Peter Wright took 6-3 wins in the next two matches before Cameron Swiger completed the day with a 6 1/2-2 1/2 win at No. 8.Salem 56, Revere 16At Olde Salem Greens, the Witches (6-5) won seven of eight matches. Tim Richmond was medallist with a 2-under par score in his 7-2 win in the top spot.Also taking wins were Kyle Gauthier (8-1); Cameron Darmody (7 1/2-1 1/2); Matt Cocozella (7 1/2-1 1/2); Joe Malionek (5 1/2-3 1/2); Will Parr (7-2) and Troy Gilbert (8-1).VOLLEYBALLPeabody 3, Revere 0At Peabody, the Tanners (4-4) swept to 25-10, 25-21 and 25-11 wins. Carolyn Scacchi had 14 service points and four kills while Erin Hallinan added eight service points and nine assists.Ham-Wen 3, Saugus 1At Hamilton-Wenham, the Sachem defense played very well, particularly libero Alex Thanoupolus.”The other team had some really good hitters, but she (Alex) just stepped right in there,” Saugus coach Patrick Bemis said.Thanoupolus also did a great job serving in the second game, bringing the Sachems back for a 25-23 win.Saugus is 4-3 overall, 4-2 Northeastern Conference.FIELD HOCKEYWestford 2, Fenwick 0At Donaldson Field in Peabody, the Crusaders’ (3-6-1) goal-scoring woes continued as the hosts controlled much of the play but couldn’t find the back of the net. Allie Gayron, Colleen Sears and Jen Jordan had good games.GIRLS CROSS COUNTRYFenwick 24, Spellman 31At Peabody, Arianna Maida finished first with a time of 19:46. Faye Haley took second (20:36) and Taylor Black, fourth (21:35). The Crusaders are 5-2.BOYS CROSS COUNTRYSpellman 18, Fenwick 43At Peabody, Bryan Mendes was the top finisher for Fenwick (3-4), taking fourth (18:08). Don Deschenes finished sixth (18:54) and Eric Laehle, 10th (20:54).The course was three miles.