drained into Lake Hough through a spillway. While it is sometimes unclear whether some sites were contemporaneous with shorelines or were located a distance inland, sites are geographically temporally stratified in correspondence with water levels.

For example, at two sites along Batteaux Creek near modern-day Collingwood adjacent to the south shore of Georgian Bay, the transitional Late Paleo-IndianEarly Archaic McKean site corresponds to the