Howard Jackson sees a big cat in East Horsley Camping and Caravanning club site between the lake and the W. Boundary of the site, walking parallel to the feeder stream.

BBC: Surrey puma sightings: Timeline

Ahead of this week's ministerial meeting, the federal government announced changes it wanted made to the Boundary Waters Treaty in order to prevent bulk water exports, and referred the Lake Superior case to the International Joint Commission, which deals with boundary waters.

ECONOMIST: Canada��s water

Another group of scientists convened by the International Joint Commission, a U.S.-Canadian agency that deals with boundary waters, is developing recommendations for solving Lake Erie's toxic algae problem.

WSJ: Report predicts ever-bigger Lake Erie algae blooms