Vision has emerged allegedly showing West Coast star Liam Ryan in a fight in Fremantle on Wednesday night.
The incident - which West Coast have acknowledged in a statement - appears to show Ryan engaged in a boxing match with another man.
It has been reported that the fracas occurred after a recent music festival.
The Eagles revealed they are investigating the incident, have contacted AFL authorities but have chosen not to stand down Ryan at this stage.
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"The West Coast Eagles are aware of an incident involving AFL player Liam Ryan in Fremantle on Wednesday evening," a statement from the Eagles said.
"The club has advised the AFL Integrity Unit.
"Liam and his partner Evana are safe, and Liam will continue with pre-season training on Friday morning.
"The club is working to gather all the information, will support Liam throughout this process and will make no further comment at this time."
Ryan has a contract with West Coast that runs until the end of the 2026 season.