Round 3 of the Magners League brought a second consecutive weekend that saw four home victories, Newport Gwent Dragons being the only team to win on the road this round.
Connacht claimed their first points of the season with a 15 - 8 win over Glasgow Warriors at the Sportsground on Friday night.
Table topping Munster remain the only team in the Magners League with a 100% winning record this season, three victories our of three.
Isa Nacewa's two drop goals in the victory over Ospreys set a new Lienster record.
With the addition of James Hook's opening drop kick, Leinster v Ospreys became only the second Magners League game in which 3 drop goals have been kicked, the previous occasion being Glasgow Warriors v Edinburgh at Hughendon 27 December 2003.
Newport Gwent Dragons 16-14 victory over Ulster at Ravenhill was Coach Paul Turners' first Magners League success on the road in Ireland.
MAGNERS LEAGUE ROUND 3 RESULTS
Friday 19 September 2008 at Sportsground Connacht (12) 15: Fionn Carr(T) Andy Dunne(P) Ian Keatley(C) Brett Wilkinson(T) Glasgow Warriors (8) 8: Thom Evans(T) Dan Parks(P)
Friday 19 September 2008 at Ravenhill Ulster (7) 14: Ian Humphreys(T) Kieron Dawson(T) Clinton Schifcofske(2C) Newport Gwent Dragons (9) 16: James Arlidge(C/3P) Ashley Smith(T)
Friday 19 September 2008 at Murrayfield Edinburgh (15) 32: Nick de Luca(T) Phil Godman(D/P) Allan Jacobsen(T) Mark Robertson(2T) Chris Paterson(3C) Scarlets (0) 12: Martin Roberts(T) Morgan Stoddart(T) Ceiron Thomas(C)
Friday 19 September 2008 at Royal Dublin Society Leinster (7) 19: Luke Fitzgerald(T) Felipe Contepomi(C/2P) Isa Nacewa(2D) Ospreys (6) 13: James Hook(C/D/P) Nikki Walker(T)
Saturday 20 September 2008 at Musgrave Park Munster (7) 28: Paul O'Connell(T) Ronan O'Gara(4C) Justin Melck(T) Niall Ronan(2T) Cardiff Blues (10) 20: Ben Blair(2C/2P) Richard Mustoe(T) Ma'ama Molitika(T)
Beating Merthyr has boosted Carmarthen Quins hopes of reaching a top eight spot in the Principality Premiership. Quins captain Haydn Pugh is delighted with his team's progress and is determined that everyone from the Under 6s through to the senior team, enjoys the ride.
When the Wales squad were asked to nominate individuals who played a big part in their early playing days, Wales and Dragons full back and wing Hallam Amos thought of his former Monmouth School rugby coach John Bevan.
Sam Cross and Luke Treharne have been named as co-captains of the Wales Sevens side as head coach Gareth Williams names his 12-man squad to play in the first leg of the HSBC World Series in Dubai next weekend.
Bedwas head coach Steve Law and players Nicky Griffiths and Alun Rees extol the virtues of the close knit club as they prepare to host third place RGC 1404 - who are one place head of them on the Principality Premiership points table - on Saturday.
Many of the Wales squad have said Diolch (thank you) to someone who played an important part in their early playing days by nominating them to be invited to the Wales v South Africa match. One person, Gowerton Comprehensive geography teacher Mr Dean Mason was nominated by two of his former pupils, Dan Biggar and Sam Davies.
The second WRU disability rugby pilot has been delivered, this time in Caerphilly schools, culminating in a festival at the Caerphilly Centre of Sporting Excellence, Ystrad Mynach tomorrow. Plans are in place to set up a Disability Rugby Club in Newbridge to provide long-term playing opportunities.
WRU TV: Hear from inside the Wales camp as Neil Jenkins discusses this weekend's clash with South Africa and how the squad are looking to put in a strong performance to round of the 2016 Under Armour Series