Marine signal flag: Letter "Q" (Quebec) Coastal Waters of Southeast Alaska and British Columbia Johns River Dunns Creek to

Johns River Dunns Creek to Lake Dexter

NOAA Nautical Chart 18581: Yaquina Bay and River

British Admiralty Nautical Chart 1425: France

Approaches to Puerto de la Luz (Las Palmas) is a standard nautical chart

NOAA Nautical Chart 11486: St

Marine signal flag: Letter "Q" (Quebec) Coastal Waters of Southeast Alaska and British Columbia Johns River Dunns Creek toInternational maritime signal message: "Ship meets health regs; request clearance into port" Marine signal flags are international signals used by ships at sea to spell out short messages, or more commonly, used individually or in combination they have special meanings.