Lights

Question 1

Lights on starboard aspect

Answer 1

White steaming light
Green light

Question 2

Lights on port aspect

Answer 2

White steaming light
Red light

Question 3

Lights on bow aspect

Answer 3

Whtie steaming light
Green starboard light
Red port light

Question 4

Lights on stern aspect

Answer 4

White stern light

Question 5

Lights on a vessel > 50m in length

Answer 5

Second steaming white light at the bow
Lower than the first light

Question 6

Light options on a sailing vessel

Answer 6

Red and green (or bicolour) lights and white stern light.
OR tricolour red, green, white

Question 7

Answer 7

Motor vessel
> 50m
Starboard aspect

Question 8

Answer 8

Vessel aground
All round lights

Question 9

Answer 9

At anchor
> 50m
All round lights

Question 10

Answer 10

At anchor
All round light

Question 11

Answer 11

Constrained by draught
> 50m
Starboard aspect

Question 12

Answer 12

Fishing vessel
Starboard aspect

Question 13

Answer 13

Hovercraft
Flashing yellow
Bow aspect

Question 14

Answer 14

Minesweeper
Stern aspect

Question 15

Answer 15

Motor vessel
Bow aspect

Question 16

Answer 16

Not under command
port aspect

Question 17

Answer 17

Pilot vessel on duty
Starboard aspect

Question 18

Answer 18

Restricted in ability to manoeuvre
> 50m
Starboard aspect

Question 19

Answer 19

Sailing vessel
Port aspect

Question 20

Answer 20

Vessel towing another
Tow > 200m
Starboard aspect

Question 21

Answer 21

Towing vessel
Stern aspect

Question 22

Answer 22

Vessel trawling
Bow aspect

Question 23

Answer 23

Vessel engaged in underwater actions
Pass on the green side
At anchor

Question 24

Lights for a northerly cardinal mark

Answer 24

Continuous white flash

Question 25

Lights for an easterly cardinal mark

Answer 25

Groups of 3 white flashes

Question 26

Lights for a southerly cardinal mark

Answer 26

Groups of 6 white flashes and one long flash

Question 27

Lights for a westerly cardinal mark

Answer 27

Groups of 9 white flashes

Question 28

Lights for a port lateral mark

Answer 28

Any rhythm of red flashes
Other than 2 + 1

Question 29

Lights for a starboard lateral mark

Answer 29

Any rhythm of green flashes
Other than 2 + 1

Question 30

Lights for a ‘preferred channel starboard’ mark

Answer 30

Groups of 2 + 1 red flashes

Question 31

Lights for a ‘preferred channel port’ mark

Answer 31

Groups of 2 + 1 green flashes

Question 32

Lights for an isolated danger mark

Answer 32

Groups of 2 white flashes

Question 33

Lights for a special mark

Answer 33

Yellow light in any rhythm
Other than the rhythm for another marker

Question 34

Lights for a safewater mark

Answer 34

White light
Occulting, isophase, or morse ‘A’

Question 35

Lights for a temporary wreck marker

Answer 35

Alternating blue and yellow flashes

Question 36

Answer 36

Sailing vessel
> 20m
Starboard aspect

Question 37

Answer 37

Vessel towing another
Tow < 200m
Port aspect