anchor light

white 360*arc

(top center of the mast, 15' above the mast bottom plate)

masthead light (1)

white 225* arc

(forward side of mast, 12'11" above the mast bottom plate)

masthead light (2)

white 225* arc

(forward side of the mast, 9'7" above the bottom plate)

stern light

white 135* arc

(aft side of the mast, 7'7" above the mast bottom plate)

towing light (1)

yellow 135* arc

(aft side of the mast, 11'7 1/2" above the mast bottom plate)

towing light (2)

yellow 135* arc

(aft side of the mast, 8'8 3/4" above the mast bottom plate)

port light

red 112.5* arc

starboard light

green 112.5* arc

short blast

lasts for 1 second

prolonged blast

lasts for 4 to 6 seconds

danger signal

five quick short blasts

signalk for intention, come to port (inland)

2 short blasts

signal vessle during periods of reduced visability

1 long blast every 2 mins for a power driven vessel moving in the water

signal vessle during periods of reduced visability

 2 prolonged blasts with 2 second delay and intervals of 2 minutes for power driven vessel that is stationary

signal for intention to come to starboard

1 short blast

signal for i am operating astern propulsion

3 short blast