Petaluma completed a perfect 12-0 Sonoma County League championship season with a 7-0 win over Healdsburg.
Maddie Thomas, Hannah Sloth, Giulia Brena and Ada Payne were singles winners for the Lady Trojans.
Emma Morgan teamed with Emma Stessman, Grace Davis joined Grace Slembrock and Celine Rogers teamed with Solia Gonzalez for doubles wins.
Casa Grande's No. 1 singles player, Satvika Madadi, won her first two matches in the North Bay League Singles Tournament before losing to eventual champion Fu Long of Maria Carrillo, 6-0, 6-0, in the semifinals. Madadi then lost the match for third place to Emily Greco of Cardinal Newman, 6-4, 6-1.
Casa Grande High School's Emily Hulsman and Ptaluma's Sarah Jane Catarozoli qualified for the North Coast Section girls golf championships.
Hulsman finished third in a qualifying match played at Diablo Creek Golf course in Concord. The Casa standout shot an 85 to qualify for NCS for the second consecutive year. Catarozoli took the final singles qualifying spot with a 97. By winning the North Bay League, Maria Carrillo qualified its entire team, as did Sonoma County League champion Analy,
St. Vincent took over first place in the North Central League II with a three-set victory over Roseland Prep, 25-9, 25-17 and 25-19. It was the seventh straight victory for St. Vincent. The Lady Mustangs are now 8-1 in league play.
Leading the victory for St. Vincent were senior Brooke Montgomery with 11 kills and nine aces, junior Hannah Sarlatte with six kills and nine assists and freshmen Ali Fetter with 12 assists. Also playing a major role in the win were freshmen Sarah Calabrese with five kills and Isabel Velez with eight digs.
Gabby Banaszek continued her big season for Casa Grande, recording 21 kills to lead the Lady Gauchos to a four-set win over Ukiah.
Ukiah won the first set, 25-15, before Casa Grande came back to win 2-23, 25-16 and 25-20.
Sadie Welch had 12 kills and Kaylei Hart 21 assists for Casa.
On a night that Petaluma celebrated seniors Nicole Craft and Saba Kemmer, the Lady Trojans swept by Elsie Allen in straight sets, winning 25-7, 25-4, 25-10.
Casa Grande lost a tough game to Santa Rosa when Jonthan Lugo scored in the final minute to give the Panthers a 2-1 victory.
Santa Rosa built a 2-0 halftime lead before the Gauchos rallied to tie in the second half, only to lose on the late goal.
Earlier, the Gauchos were on the right side of a close game, beating Maria Carrillo, 1-0, on a second-half goal by Irvin Lopez, working off a goal by Luis Pacheco.
St. Vincent came up with an impressive victory, defeating Sonoma Academy, 1-0, on a goal by Henry Lane.
The win was the seventh in the last eight games for the Mustangs, who improved to 11-7-1 on the season and 5-5 in North Central League II play.
The Mustangs then held off Tomales, 2-1. St. Vincent used goals by Jackson Walker and David Sammons, working off assists from Lane and Erik Nielsen, for a 2-0 halftime lead, and then held tough behind the outstanding play of goalkeeper Joe DeMars for the victory.