Fishing vessel under 50m engaged in trawling
with nets fast upon an obstruction. 
Fishing vessel engaged in trawling, over 50m making Way hauling nets.
Fishing vessel engaged in trawling, less than 50m making way
Power driven vessel less than 50m, long. 
Power driven vessel over 50m, long. 
Sailing vessel under way showing additional mast lights
Pilot vessel at anchor
Fishing vessel engaged in trawling
making way.
Vessel not under command making way
Vessel over 50m aground
Vessel engaged in other than trawling or
fishing making way
Vessel restricted in her ability to manoeuvre
under way
Stern light (this could have other meanings
Anchor light, Alternatively a single white
lightcould be a vessel under oars, or a
power driven vessel less than 7m in length
max speed less than 7 knots.
Fishing vessel engaged in trawling over 50m
making way. Fishing vessel engaged in trawling making way.
Purse seine fishing vessel, hampered by her gear, making way
Air-cushion vessel operating in the non-displacement mode
Vessel engaged in fishing other than trawling, making way, with outlying gear extending more,than 150m. Horizontaly from the vessel
Vessel restricted in her ability to manoeuvre, with obstruction to the left and clear to pass on the right. not making way. 
Power driven vessel engaged in mine clearing operations
Fishing vessel engaged in trawling, less than 50m making way
Sailing vessel under 20m long
Vessel not under command, not making way
Vessel engaged intrawling less than 50m.
Making way shooting nets
vessel engaged in fishing other than trawling
not making way.
Power driven vessel constrained by her draught.
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