Nailsea & Backwell under-15s booked a place in the semi-finals of the BJC Plate with a 26-7 win at Winscombe.
Yatton under-16s produced some of their best rugby of the season in defeat against Hornets.
Clevedon maintained their fine form in 2020 with a 33-0 win over Spartans.
Yatton's under-15s and under-16s joined forces to see out the first half of the season with a fitness challenge.
A Premiership rugby union club is due to be training in North Somerset from next season.
Nailsea & Backwell got back to winning ways with a 29-21 success over Stothert & Pitt.
Clevedon claimed their second victory of the season with a 38-7 success over strugglin Coney Hill.
Yatton under-16s lost to their Weston rivals in a game of two halves on Sunday.
Clevedon had to settle for a losing bonus point after a 20-15 defeat to Western Counties North rivals Winscombe at the Vale.
Yatton tasted defeat against Clevedon for a second week in successsion on Sunday.
Yatton under-16s lost to Clevedon in their first-ever Somerset Cup tie after a game of two halves.
Clevedon claimed their first win of the season with a determined display against Barton Hill.
Yatton under-16s fell to defeat against North Bristol in a hard-fought contest.
A professional rugby union club wants to build another pitch in North Somerset as part of its overhaul of its training area.
When Nick Williams took over as chairman of Yatton Rugby Club last year, he said he wanted to create a one-club identity.
Nailsea & Backwell came from behind to beat Yatton 35-32 in their local derby.
Nailsea & Backwell under-15s began their season with a win over Frampton Cotterell.
Yatton under-16s put up a fight against Hornets in their latest outing at the weekend.
Gordano were brought back down to earth as they fell to a 50-12 defeat at Western Counties North rivals Midsomer Norton.
Nailsea & Backwell maintained their 100 per cent start to the season with a 38-28 win over Avon.