graphic location. Always consult local
boat in unfamiliar waters.
1
1
A
1
1
Proceeding toward head
of navigation from seaward
CAN BUOY
Odd number. Leave to port.
OR
SECONDARY CHANNEL BUOYS
STARTS NEW NUMBERING SYSTEM
old new
C
"
1
"
NUN BUOY
Even number. Leave to starboard
N
"
2
"
No change
BUOY
COLOR CODE
BLACK
RED
GREEN
"
A
"
"
2
"
"
1
"
"
3
"
"
4
"
"
5
"
"
7
"
N
"
2
"
"
6
"
C
"
1
"
RB
"
L
"
RG
"
L
"
or
S
E
C
O
N
D
A
R
Y
C
H
A
N
N
E
L
MAIN CHANNEL
old
new
2
2
2
A
L
L
Odd number. increasing toward head of naviga-
MAIN CHANNEL BUOYS
"
1
" "
3
" "
5
" "
7
"
tion.Leave to port (left) proceeding upstream.
LIGHTED BUOY (Port Hand)`
White Light
Green Light
old
new
old
new
old
new
LIGHTED BUOY (Starboard Hand)`
"
2
" "
4
" "
6
"
Even number,increasing toward head of naviga-
tion. Leave to starboard (right) proceeding up-
stream.
White Light Red Light
"
A
"
LIGHTED SAFE WATER BUOY
No number. Marks midchannel, pass on either
side. Letter has no lateral significance, used for
No number. Topmost band red
-
preferred
Top Mark
White Light
White Light
OR
OR
LIGHTED PREFERRED CHANNEL TO
RB
"
L
"
RG
"
L
"
PORT BUOY
identification and location purposes.
channel is to left of buoy. Letter has no lateral
significance, used for identification and location
purposes.
Red Light
Red or
White Light
OR