THE Bulldogs maintained second position on the ladder with a 21-point victory over the Royals at Fremantle Community Bank Oval, 16.9 (105) to 12.12 (84).
After a promising first quarter when the Royals kicked four goals to one, South dominated the second quarter to slam on nine majors.
South, who lost key forward Blaine Johnson for personal reasons during the week, still had a number of other options up forward, with Dell-Olio and Saunders kicking three goals, and three goals by Ashton Hams in the third quarter.
Although the Royals kicked five goals to stage a mini-comeback in the last quarter, the Bulldogs steadied through goals to Shaw and Saunders.
Best players for the Bulldogs were Marlion Pickett, Dragovich, Suban and Schloithe, who played in an uncharacteristic role off half-back.
Better players for the Royals were Eagles listed ruckman in Vardy with 57 hit-outs and many contested marks up forward, Dom Sheed with 34 possessions and encouraging performances from young halfback Jaxon Cahill and firstgame players in Angus Brayshaw and Tony Olango, who are both on the Eagles list.
Peel Thunder stayed in the hunt for the finals with a solid, if not spectacular victory over Swan Districts at Bendigo Bank Stadium in Mandurah on Saturday.
The Fremantle-loaded Thunder, with 14 Fremantle players in their side, ran out 18-point winners 10.18 (78) to 9.6 (60).
Bradley Hill made a successful return to the field after injury and suspension for indiscretions kept him sidelined, and Danyle Pearce and an ever-improving Harley Bennell providing a lot of drive for the Mandurah side.
Turner, Banfield and Riggio were solid contributors for Swans, who remain