Friday Apr 29. Took a few mammals in traps and a number of birds. Took a pigeon hawk, which was fastened on a flagpole. It flew out over the river and settled on the ice a quarter of a mile from shore. I crossed the open channel in a canoe and scoured the bird. Shortly after six o'clock the wind broke its bonds from the Big Point. A break formed nearly straight across the Mackenzie, pushing the ice up on the opposite banks. At the same time a mountain of ice about 60 feet high formed at the nearer channel of the river. Several long fissures then formed in the Mackenzie, some in the middle and some near the opposite shore where the ice also gradually became heaped up. A good deal of ice also piled up on the shore in front of the Fort, to a height of about 20 feet. I measured the ice and found it to be two feet in thickness. Nearly the whole surface of the ice moved slightly but became partially jammed opposite the mission, and stopped. Saturday April 30. There was little change in the River this morning except that a channel of considerable width had formed opposite the Mission. During the day the entire surface of the river became broken up and the ice jammed in all shapes, but becoming dammed below finally stopped and began to rise. Then it remained at night. Sunday May 1. There was a slight movement of the ice during the night and this morning the middle of the river was filled with immense