Vessel engaged in trawling
Green over white, both all-round. "Green over white: trawling tonight." She is dragging a trawl through the water.
Drag across the scene to walk around the ship. Tap a light to see its name.
Lights (Rule 26b)
| Light | Colour | Sector | Height above water |
|---|---|---|---|
| green all-round light (upper) | green | all-round, 360° | 10 m |
| white all-round light (lower) | white | all-round, 360° | 8 m |
| green sidelight (when making way) | green | sidelight, starboard, 112.5° | 3.5 m |
| red sidelight (when making way) | red | sidelight, port, 112.5° | 3.5 m |
| white sternlight (when making way) | white | stern, 135° (around the stern) | 3 m |
Model: a 26 m vessel. Heights and positions follow COLREG Annex I (positioning of lights).
Day shapes
- cone, apex down · upper cone, apex down
- cone, apex up · lower cone, apex up (apexes together)
Shapes are black and hoisted where they can best be seen: a ball at least 0.6 m in diameter, vertical spacing at least 1.5 m (Annex I, section 6). Set the trainer above to day to see them.
Fog signal
One prolonged and two short blasts at intervals of not more than 2 minutes (Rule 35c).
A short blast lasts about 1 second, a prolonged blast 4 to 6 seconds (Rule 32). The play button is in the trainer above.
What to watch for
Green over white means trawling. Red over white means any other kind of fishing.
Sidelights and sternlight only when making way. From 50 m a masthead light abaft of and higher than the green is compulsory.
Quick answers
What lights does a vessel engaged in trawling show at night?
Green over white, both all-round. In full: green all-round light (upper); white all-round light (lower); green sidelight (when making way); red sidelight (when making way); white sternlight (when making way).
What day shapes does a vessel engaged in trawling show?
By day she shows: upper cone, apex down; lower cone, apex up (apexes together).
What is the fog signal of a vessel engaged in trawling?
One prolonged and two short blasts at intervals of not more than 2 minutes (Rule 35c).