 | Naval art and science - 1865 - 726 pages
...springs, there are two feet lesa water in Port Denison than is shown by the soundings on the chart. During northerly winds, it may often be a considerable...to use this passage without difficulty : — After rounding Saddle-back Island (a high island lying off Cape Gloucester), steer for the south-easternmost... | |
 | Queensland - 1879 - 596 pages
...not more than ten feet can bertli at low water. A small red light is placed at its outer extremity. During northerly winds it may often be a considerable...directions will enable vessels to use this passage without ditliculty : — After passing Saddle-back Island (« high island lung off Cape Gloucester), steer... | |
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... at low water. A small red light is placed at its outer extremity. During northerly winds it may often be a considerable saving of time to vessels of light draught bound to Port Denison to pass through Gloucester Passage, instead of rounding the north... 