Nautical License

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Lights

Nav lights

Starboard light (green, right side, 112.5 deg)

Port light (red, left side 112.5 deg)

Stern light (white, back side, 135 deg)

 

Other Lights

Masthead (white, front side, 225 deg)

All round light (white, all around, 360 deg)

Stern towing light (yellow, back side, 135 deg)

Vessel Lights, Shapes & Sounds

 

Under sail

 Can have tricolour light in the mast

22.5% abaft of beamside

>70m must have seperate nav lights and stern light astern

under sail never has a masthead light on

Fog signal sound: 1 long 2 short (visibility less than 20m)

 

Power driven vessels

All round light + starboard & port light

>70m must have seperate nav lights, stern light astern and masthead light

Fog signal sound: 1 long (visibility less than 20m)

 

Vessel Lights, Shapes & Sounds

 

Under sail

 Can have tricolour light in the mast

22.5% abaft of beamside

>70m must have seperate nav lights and stern light astern

under sail never has a masthead light on

Fog signal sound: 1 long 2 short (visibility less than 20m), at least every 2 minutes

Power driven vessels

All round light + starboard & port light

>70m must have seperate nav lights, stern light astern and masthead light

Fog signal sound: 1 long (visibility less than 20m)