Rockingham-Mandurah slipped to seventh on the WACA First Grade standings following a defeat to Mt Lawley in last weekend’s fixture at Lark Hill.
A gutsy half-century from Josh Smith was not enough for the Mariners, who were bowled out for 133 in pursuit of the visitors’ 158.
Resuming at 6-69, Smith lead a rearguard action with Ben Wright to lift Rockingham-Mandurah within sight of victory.
The end of the pair’s 55-run stand triggered a mini collapse, which saw the home side bowled out 25 runs short.
Smith remained unbeaten on 66.
With first innings’ points secure, Mt Lawley’s batsmen wasted little time in racing to 7-285 at the close of play.
The loss was Rockingham-Mandurah’s first of the season.
The Mariners’ Second Grade side resumed at 0-38 chasing Mt Lawley’s 179.
They slumped to 5-118 before Rod Shemald (65) and Jayden Derosa (55) combined to guide their team to victory.
They were eventually dismissed for 260.
Set 210, Rockingham-Mandurah’s Third Grade side were placed at 2-80 heading into day two.
The loss of several quick wickets swung momentum back in Mt Lawley’s favour.
Danny Woolard (34) and Dudley Cortland (61) led a Mariners’ revival, before Alex Whiteman’s unbeaten 27 not out took the side closer to their target. However, Whiteman ran out of partners as the visitors prevailed by 27 runs.
In the Fourth Grade clash, Ganish Chaudhari (4-50) and Will Dawson (3-26) combined for seven wickets to leave Mt Lawley out for 131.
The Mariners’ second innings proved less decisive than their first, dismissed for just 68.
Mt Lawley were left stranded at 0/30 at the close of play.