bottom:
long johns, gitch, track pants (sometimes 2 pairs), 2 pairs of socks, insulated (-50) rubber boots
top:
tank top, 2 tshirts, 1 wool vest, long sleeve cotton shirt, sweatshirt, flannel jacket, rubber(surgical gloves) and thinsulate gloves over them, camo balaclava.

insulated coveralls over all of this.

It gets cold in Canada, eh.