Six Eagles have been fined for engaging in a melee during the first quarter of Saturday night's RAC Derby.

Jackson Nelson, Jack Redden, Tom Barrasss, Liam Duggan and Liam Ryan all received first offence fines, totalling $1000 each with early guilty pleas, while Jamaine Jones' $1500 fine was for a second offence.

Ryan was also fined for striking Fremantle's Brandon Walker, with the incident assessed as intentional, low impact and body contact - resulting in a $2000 fine with an early guilty plea.

Six Fremantle players were also fined for their part in the melee.