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THOMPSON'S COAST PILOT, 15 them. This woot is about 44 to 5 miles from Gull Island. Between Gull Island and High Island the water is deep, being from 22 to 168 feet, from shore to shore, and is nearly 6 miles wide. Due north carries you through midway. The water between High Island and the Big Beaver is deep, being from 36 to 1388 feet. To run through this channel, keep about midway until you are abreast of Trout Island, steering NNE. This course will carry . you clear through, leaving Whisky Island and the shoal which sets off from it SW to port, best aboard, but is only safe for small vessels, as there are a number of patches of rock and sand with from 7 to 13 and 17 feet water on them; but in case a vessel should get in here in foggy weather, when you are abreast of the _ NW point of the Big Beaver, haul out NW until Trout Island bears SSW, then haul up NNE, leaving Whisky Island and Squaw Island 2 miles to starboard, until Seul Choix Point bears We N ; thence as above to Mackinaw. _ Potter's Reef bears from Point Patterson EbyN2N 62 miles, and is nearly in a range with Point Patterson and Seul Choix Point. The distance from Squaw Island (which is the most northern island of the Beaver group) to Point Patterson is 94 miles, and Seul Choix Point is 144 miles from Trout Island and 16 miles from Gull Island, leaving a deep channel of from 80 to 180 feet water. The variation of the compass in this neighborhood is 3°56' E. FROM BEAVER HARBOR TO POINT WAUGOSHANCE LIGHTHOUSE, TWENTY . MILES AND A HALF, From the south dock at the entrance of Beaver Harbor east | 8 miles, to a point 2 mile north of Hog Island Reef; thence EbyNZN 124 miles, to the passage 4 mile south of Waugoshance Lighthouse, observing that Hog Island Reef lies in the range of Whisky Island and the south point of Garden Island; a range easily recognized, and which will serve to indicate the vicinity of this dangerous reef. TO RUN INTO LITTLE TRAVERSE BAY, _. Keep either shore aboard, and as you approach the head of the .