The left edge of a navigation channel as you are heading in.
Green is a square shaped daymark buoy.
A red cone shaped buoy, called a nun buoy, usually marks the right side of the channel when you are returning from the sea or going upstream. Remember it by saying, red, right, returning.
In Region B a "green can shaped buoy" stands for the edge of a channel on a boaters left side when entering from open sea or heading upstream, the opposite applies in Region A.
The left edge of a navigation channel as you are heading in.
The left edge of a navigation channel as you are heading in.
The left edge of a navigation channel as you are heading in.
The left edge of a navigation channel as you are heading in.
The left edge of a navigation channel as you are heading in.
The left edge of a navigation channel as you are heading in.
marks the junction of two channels
In Region A it is a starboard hand buoy, in Region B it is a port hand buoy. These are lateral marks and in some areas the shape of the buoy cannot be relied upon.
In Region B a "green can shaped buoy" stands for the edge of a channel on a boaters left side when entering from open sea or heading upstream, the opposite applies in Region A.