Grass Rock, Tamgas Harbor entrance Strømforhold

Strømforhold 1.6 mi Harris Island 1.9 mi Grass Rock, 1 mile south of 2.7 mi Ajax Reef 4.1 mi Point Davidson, 1 mile south of 4.1 mi Hotspur Island, 0.5 mile southeast of 5.7 mi Snipe Island 5.8 mi Hid Reef, 2.7 miles south of 6.9 mi Indian Reef 8.8 mi Wharburton Island 9.6 mi Point McCartey Light 11.5 mi Customhouse Cove, 1 mile west of 11.6 mi Driest Point Tidevand 3.2 mi Tamgas Harbor, Annette Island 7.6 mi Metlakatla, Port Chester