Ulster returned to United Rugby Championship action with a 27-15 bonus-point win over Scarlets in Belfast.
Bristol ended their Heineken Champions Cup pool phase campaign with a 52-21 bonus-point victory over the Scarlets in Llanelli. Pat Lam’s team had already qualified for the tournament’s round of 16 in April, and a rousing finale that saw them score three tries in six minutes left Scarlets
The Ospreys have confirmed the 12 players leaving the region at the end of the season, including Wales centre Scott Williams.
The Welsh region had a season to forget last term under soon-to-be Wales boss Wayne Pivac, but they are optimistic they are recruiting well for next season.
Leinster booked their place in the Champions Cup Final in Bilbao following a dominant semi-final display against the Scarlets in Dublin.
Leinster play Scarlets in the semi-final of the European Champions Cup this weekend in Dublin in a fascinating repeat of last year's Pro14 semi-final.
