Port Adelaide forward Darcy Byrne-Jones has been offered a one-match suspension for his first-quarter bump on St Kilda's Ryan Byrnes.

The Power veteran can be seen going past the ball and electing to bump Byrnes.

Byrne-Jones was deemed to have engaged in rough conduct, which the Match Review Officer (MRO) classified it as careless conduct, medium impact and high contact.

In the same contest, Zak Butters was fined on two separate occasions for his involvement during the melee at Adelaide Oval.

Butters copped a whopping $6,500 for both fines combined but can plead guilty and pay $4,125.

Port Adelaide captain Connor Rozee will hand over $3,125 ($1,875 guilty plea) for his participation in the first-quarter brawl.

Mitch Georgiades (engaging in melee) and Jason Horne-Francis (contact with umpire) will also need to reach into their back pockets to cough up some money.

As for St Kilda, Nasiah Wanganeen-Milera was also on the receiving end of two separate fines. One for striking Georgiades and the other for engaging in a fight, totalling to $3,000 ($2,000 guilty plea).

Jackson Macrae, Rowan Marshall and Hugo Garcia will also need to hand over some coin for their involvement in the melee.

Western Bulldogs winger Oskar Baker has also been handed a one-match ban for his rough conduct against Fremantle midfielder Andrew Brayshaw in the fourth quarter.

Baker can be seen going past the ball as Brayshaw is left in a vulnerable position. He collected the Dockers star, making contact with his head.

The Match Review Officer (MRO) classified it as careless conduct, medium impact and high contact.

Fremantle captain Alex Pearce was fined for headbutting Bulldogs youngster Josh Dolan, with the MRO grading the incident as careless conduct, low impact and high contact.

Pearce copped a $3,000 fine ($2,000 guilty plea).

Elsewhere, Collingwood accepted Dan Houston's two-match suspension from Thursday's win against Carlton.