Gibson played host to Ports on a wet surface and out muscled their opponents to win 11-17 (83) points to 2-4 (16) points.
Gibson had much of their play in their forward half in the opening two terms but inaccuracy and good defensive pressure from Ports saw the margin only 25 points at half time
Young guns Zac Murray and Darcy Cruttenden were hard at the contest for Colts players while Isaac Puna relished the conditions and gained lots of possessions.
For Gibson, Ryan Leckie’s straight line approach to the football saw him as a very effective players while Gibson’s wingers in Sam Featherstonehaugh and Chris Pink constantly pumped the ball into attack and then set up behind play to prevent Ports getting them on the rebound.
The third quarter saw tempers flare and some yellow cards issued as Gibson kept the pressure on.
Late in the third quarter and into the last, Gibson’s goal accuracy improved and they pulled ahead on the scoreboard to run out comfortable winners.
Patch Jannings finished with three goals after moving forward while two each to Jordan McAllister and Jake Graham were the other multiple scorers.
For Ports, their best player was Angus Barter while their goals came from Rhys Campbell and Isaac Puna.