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THOMPSON'S COAST PILOT. 71 Cove Island light, fixed, visible 11 miles, on the north point of Cove Island, middle entrance to Georgian Bay. Griffith Island light, on Griffith Island, 15 miles from Cape Rich, and 7 miles from Cape Croaker. Christian Island light, on Christian Island, south end, and a leading mark for Penetanguishene from Collingwood. Nottawasaga Island light, fixed, visible 10 miles, on Nottawa- | saga Island, 3 miles from the elevator at Collingwood, and is the leading mark for this harbor. TO ENTER COLLINGWOOD HARBOR--DAY OR NIGHT. Run within 1,000 feet of the Lighthouse on Nottawasaga Island, to the northward and eastward of it, in 84 fathoms water ; thence. for the red light on the east end of the break- water 25 miles. Run within 50 or 100 feet of the east end of the breakwater; thence due south, until the red light on the elevator opens up; thence for the dock in range. Vessels drawing over 10 feet should not go south of this range. In going in, leave the red buoys to starboard and black to port. Fisherman's shoal bears from the east end of the breakwater NNE, distant 120 chains, with 14 to 17 feet water on it. Nottawasaga Island Lighthouse bears from the east end of the breakwater NW#N 23 miles. SAULT SAINTE MARIE RIVER. | FROM THE ENTRANCE OF STE. MARIE RIVER TO SAILORS' ENCAMP- MENT. From a point 1 mile east of Detour Lighehviiwe run N3K 2 miles, to a point ¢ of amile east of Frying Pan Island; thence Nby WW, toward the west side of Pipe Island, until within ¢ ofamile | of it (and observe there is a rocky reef 14 miles above Frying Pan Island, # of a mile below Pipe Island, and ¢ of a mile from the mainland on the west, and lying to the west of, and very near to the range line from west side of Frying Pan to west side of Pipe Island; a black spar buoy is kept on this reef of rock) ; thence NW3N, toward the opening between Lime Island and St. Joseph Island, for 23 miles, to abreast of a spit putting out