Rockingham-Mandurah have lost their opening round match by six wickets to Bayswater-Morley in the new WA Premier Cricket season.
The Mariners were sent into bat after a delay start due to inclement weather and were rolled for 131.
English import Ed Pollock applied his trade by top scoring with 51 and was the main stay of the innings with little support coming his way.
As the wicket settled in clearer conditions so did the visitors racking up the total in the 30th over.
Leon Coombs finishing as the best of the Mariner bowlers taking 1/18.