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88 THOMPSON'S COAST PILOT. ST, CLAIR RIVER. After clearing the flats and into the river, keep the center, and at the turns run from point to point. The channel of the river is plain to be seen in daylight all the way up, except the middle ground off Port Huron. Algonac is the first town on the American side, and opposite to Hurson's Island, and nearly opposite where the south channel enters the main river. Snicarte River, a little above Algonac, on the Canada side, runs into Bear Creek. From Algonac you can keep either side of the river aboard to Lake Huron. _ The island called Oak Island, just below Newport, which is 7 miles from Algonac, has a good channel between it and the Canada shore, with wood docks. A shoal sets down from the island, but is plain to be seen. | | o From Newport to St. Clair 7 or 8 miles, Off St. Clair City there is a middle ground, with 4 to 5 feet water on the center of it, and directly opposite Sutherland's dock, but nearer to St. Clair side than the Canada. Good channel on both sides. After passing St. Clair and the point above it, you make Elk Island. A shoal or flat sets down from the island in a line with the Canada side 13 to 2 miles, and leaves a good channel on both sides. In running up keep one side or the other aboard until well up towards Port Huron, as there is a middle ground off Black River. To run the American channel, keep all the docks close aboard until up to the ferry, when you are into the rapids. To run the rapids, keep just inside the eddy and run out into Lake Huron, keeping the starboard shore aboard until up to thee Lighthouse. To run up on the Canada side, run up to abreast. the docks at Sarnia; then shape your course for the outer point of low land on the starboard hand, and keep just in the eddy and run out as above. There is deep water the whole length of the river, from 5 to 7 fathoms, with good holding ground, except in the rapids above Port Huron.