The playing group worked through light tough drills for 30 minutes before hitting the water.
A large media contingent were on hand to cover the event with captain Nick Maxwell addressing the group after the session.
Collingwoodfc.com.au photo gallery

Alan Toovey works on his reflexes with the playing group down at the St Kilda sea baths.

Harry O'Brien, Cameron Wood and Travis Cloke look relaxed at training.

Collingwood interrupts the shooting of Ten's hit show, 'Rush', when several Magpies walk through the scene.

Simon Buckley, Heath Shaw, John McCarthy and Brent Macaffer adjust to the freezing temperatures.

Alan Didak, Steele Sidebottom and Dayne Beams share a laugh while Dane Swan fills in Ben Johnson on last night's activities.

Paul Medhurst, Chris Dawes, John Anthony and Cameron Wood look pleased to get out of the tough conditions.