Port hand buoy
A "port hand buoy" is green and displays identification letter(s) and odd number(s).
It marks the port (left) side of a channel or the location of a danger when proceeding upstream.
If it carries a topmark, the topmark is a green cylinder.
If the buoy carries a light, the light is a green flashing (Fl) 4s or a quick flashing (Q) 1s.
If the buoy does not carry a light it has a flat top.
|
|
Starboard hand buoy
A "starboard hand buoy" is red and displays identification letter(s) and even number(s).
It marks the starboard (right) side of a channel or the location of a danger when proceeding upstream.
If it carries a topmark, the topmark is a single red cone, point upward.
If the buoy carries a light, the light is a red flashing (Fl) 4s or a quick flashing (Q) 1s.
If the buoy does not carry a light it has a pointed top.
|
Port (green can)
Port (green pillar)
Port (green spar)
Keep this buoy on your port (left) side when proceeding in the upstream direction.
Bifurcation (red andgreen bands)
You may pass this buoy on either side when proceeding in the upstream direction, but the main or preferred channel is indicated by the colour of the topmost band. For example: Keep this buoy on your starboard (right) side.
|
|

Starboard (red spar)
Starboard (red conical)
Starboard (red pillar)
Keep this buoy on your starboard (right) side when proceeding in the upstream direction.
Remember the three "R"s as a memory aid for this rule. "Red, Right, Returning".
|