The North Coast Section wrestling championships take place Friday and Saturday at Newark Memorial High School. Wrestling begins at 9 a.m. both days, with the finals scheduled to start at 6 p.m. on Saturday. The top three wrestlers in each weight advance to the CIF State Championships, March 7-8 in Bakersfield.

Here's a look at the top seeds in each weight class:

106 -- Donovin Guerrero, De La Salle; Raymond Monela, James Logan; Bryar Edwards, Liberty; Austin Wilson, Windsor.

Notes -- Guerrero was third last year and is unbeaten within the Section, including a major decision over Monela in the Mission San Jose Invitational quarterfinals.

115 -- Perez Perez, Windsor; Jared Luty, American; Jacob Gardiner, Justin-Siena; Michael McDaniel, Monte Vista.

Notes -- Perez was second at NCS and sixth in the state last year. Luty, like Perez, is undefeated within the Section. Gardiner, moved up after missing weight at the Marin County Athletic League tournament, is also unbeaten within NCS. McDaniel lost to Darrin Nguyen of the San Leandro, the fifth seed, but came back to beat him for fifth.

120 -- Jacob Donato, James Logan; Noah Au-Yeung, Windsor; Brian Guerrero, Rancho Cotate; Kevin Walther, Redwood.

Notes -- All are returning placewinners. Donato was third at 120, Au-Yeung fourth at 113, Guerrero second at 113, and Walther seventh at 113.

126 -- Devin Lyle, Liberty; Ricky Coster, Freedom; Diego Lazares, Castro Valley; David Conte, De La Salle.

Notes -- Once again, four returning medalists. Lyle, fourth at 126, is 2-0 against Coster, last year's champ at 120. Lazares was second at 132, and Walther was seventh at 113.

132 -- Tommy Yozzo, Amador Valley; Nathan Cervantes, De La Salle; Seth Trunick, Windsor; Jordan Jimenez, Heritage.

Notes -- Yozzo was third at 126 last year, second at 113 as a sophomore and seventh at 112 as a freshman. Cervantes won the 112-pound title as a freshman, and was third last year. Trunick, third last year, has wrestled just 10 matches due to injury. Two of Jimenez's three Section losses were to Lyle and Lazares.

138 -- Jacob Macalolooy, James Logan; Trevor Silva, Windsor; John Andrade, Irvington; Doug Hooper, De La Salle: Three-time medalist from Logan was fifth as a freshman, third as a sophomore, first as a junior. Silva, third last year, is also unbeaten in the Section. Andrade has one loss at this weight, to Macalooly, and pinned Hooper in their only meeting.

145 -- Angel Beltran, Granada; Jack Walsh, De La Salle; Dominick Dingess, Lower Lake; Michael Klee, Cardinal Newman: Beltran, second at 138 last year, is unbeaten within the Section. Walsh moves up a weight after taking sixth at 138. Dingess has had a short season, with a 12-1 record. Klee takes a big jump after placing fifth at 120.

152 -- P.J. Klee, Cardinal Newman; Ian Black, Healdsburg; Jesse Gregorson, Liberty; Romello Monjaras, College Park.

Notes -- Klee was a three-time All-America at Blair Academy in New Jersey. Black, fourth at 152 last year, has an impressive 43-4 record. Gregorson's two Section losses were to Klee, though he put Klee on his back both times. Monjaras has three losses within the Section.

160 -- Dray Payne, Ukiah; Marc Wilhelm, College Park; Jonathan Farmer, Deer Valley; Tauva Austin, Foothill.

Notes -- The only Section loss for Payne (5-145, 2013) was to Klee. Wilhelm lost to Farmer in their one meeting, while Farmer also has a victory over Austin.

170 -- Arthur Knatt, Foothill; Kolton Martin, Eureka; Alex Bazan, Freedom; Iosefa Palalogi, Antioch.

Notes -- Only Black, at 152, has more victories (43) than Knatt (42-6) this year. Martin is 1-1 against Bazan. Bazan beat Papalogi in the third-place bout here last year, and again in the BVAL final.

182 -- Nathan Morris, Redwood; Zach Wally, James Logan; Tauva Austin, American; Nick Pruett, Petaluma.

Notes -- Morris was third at 170 last year while Wally was seventh; both spent a good portion of the season fighting injuries. Austin has three Section losses. Pruett has lost four times within the Section.

195 -- Clayton Hartwell, James Logan; Cody McNaney, Livermore; Antonio Baldazo, Pittsburg; Paris Henry, Windsor: Hartwell's only losses were to Southern Section opponents. McNaney won five straight consolation matches last year, ended up seventh. Henry was 2-2 here last year.

220 -- Matthew Zachary, College Park; Quentin Wright, Alhambra; Matthew Neale, Livermore; Isaac Kiby, McKinleyville.

Zachary pinned Neale in their only meeting, at the Mission San Jose Invitational. Wright, unbeaten within the NCS, was 4-2 here last year. Neale was eighth last year. Kiby has just two losses against NCS opponents.

285 -- Pablo Gonzalez, Ukiah; Rangel Lowry, Deer Valley; Dantise Jones, Hayward; William Isaacs, Lower Lake.

Notes -- Gonzalez's only loss is to a state-ranked opponent from Madera South, then he came back to beat him for third at the Mid-Cal tournament. Lowry was seventh last year after going 2-2 as a freshman. Three of Jones' six losses have been to Lowry. Isaacs went 2-2 at NCS last year.

NCS championships

9: James Logan (1992-96, 1998-2000, 2004)

5: De La Salle (2009-13), Liberty (1990-91, 1097, 2003, 2008)

3: Clayton Valley (1972, 1977-78)

2: Antioch (1988, 2005), Arcata (1982, 1985), College Park (2006-07), San Leandro (1974, 2002), San Ramon Valley (1980, 1983), Ukiah (1986, 1989)

1: Del Norte (2001), Encinal (1981), Mt. Diablo (1973), Pacifica (1976), San Lorenzo (1979)

Note: 1975 results not available.