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Dayskipper > Buoyage, Lights, and Flags > Flashcards

Buoyage, Lights, and Flags Flashcards

1
Q

What kind of marker may be lit with

one long flash every n seconds

or

morse code A - 1 short 1 long every n seconds

A

Safe-water buoy

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2
Q

What abbreviations on a chart would be used for this light?

A

2 FR

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3
Q

What does FL. mean on a buoy?

A

Flashing light. Off more than it’s on.

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4
Q

What does this mean for a lighthouse on the chart?

Fl. 10s72m23M Horn 60s

A

Flashing white light once every 10 seconds (white because the color is not specified)

Height of light is 72 meters above MHWS

Can be seen for 23 miles

Horn sounds once every 60 seconds.

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5
Q

What does morse code W mean?

A

I require medical assistance

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6
Q

What does F mean on a buoy?

A

Light is fixed. On all the time.

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7
Q

When lateral buoys are numbered, which ones are even?

A

Port buoys

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8
Q

What mark is red and white vertical striped?

A

Safe water mark

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9
Q

What flashes yellow for 1 sec followed by blue for 1 sec with 0.5 seconds inbetween?

A

Temporary Wreck Marking Buoy

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10
Q

What does a white flag with a red X mean?

A

I require assistance

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11
Q

What is the loom of a light?

A

A light that is rotating causes the light to sweep across the sky

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12
Q

What does this symbol on a chart mean?

A

It indicates the direction of the buoyage, meaning green will be starboard and red port in the direction indicated by the arrow.

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13
Q

What does an all yellow mark mean (may have a yellow X on top)?

A

Special mark used for non-navigational reasons (racing, recreational area, data collection point, etc)

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14
Q

What is a BYB cardinal mark?

A

East cardinal mark

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15
Q

What does AL. mean on a buoy?

A

Alternating. Alternates between different colored lights.

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16
Q

What does a vertical red and white striped triangle flag mean?

A

Message understood. I will comply.

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17
Q

What does a Safe Water Mark mean?

A

1st buoy you see when you come into a port.

It’s the start of the lateral buoys.

You can pass on either side, but convention is to keep it on our port side.

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18
Q

What does this mean?

FL.(6) + LFL.15s

A

6 short flashes followed by 1 long flash within 15 seconds.

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19
Q

What does an isolated danger mark look like?

A

Combo of RB on a Buoy or pole with two black circles on top.

On the chart, it will show 2 black circles on top.

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20
Q

What does one horn blast mean?

A

I am turning to starboard

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21
Q

What do 5 or more short blasts mean?

A

I don’t understand your intentions (aka what on earth are you doing?)

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22
Q

IALA A

What does a preferred channel mark of RGR mean?

A

Preferred channel is to port

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23
Q

What is this marker?

A

Isolated danger mark

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24
Q

You wish to follow the main channel. Should you leave this mark to port or starboard?

A

Starboard.

This is a preferred channel marker. The mainly green tells you the main channel is to the right and the preferred channel is to port.

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25
Q

What lights should you show when you are under sail?

A

Either

red/green (port/starbaord) on your bow

or

red/green (port starboard) on left and right and white in the back at the top of your mast

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26
Q

What does a safe water mark indicate?

A

the start of a buoyed channel

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27
Q

What does morse code T mean?

A

Message understood. I will comply

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28
Q

What light should a small vessel use when anchoring?

A

White light at top of mast

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29
Q

What symbol over a lateral buoy indicates it is fitted with a radar reflector?

A

An eyelash

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30
Q

What do lateral marks mean?

A

They mark the sides of the channel.

Buoys are setup for entry into port.

Therefore, starboard buoys will be on the right and port buoys on your left as you enter the port and reversed when you leave the port.

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31
Q

What does a flag with blue, white, red, white, blue horizontal stripes mean?

A

Yes or affirmative

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32
Q

When lateral buoys are numbered, which ones are odd?

A

Starboard buoys

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33
Q

What does OC. mean on a buoy?

A

Occulting. On more than it’s off.

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34
Q

What’s another name for a Safe Water Mark?

A

Fairway Buoy

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35
Q
A
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36
Q

What flashes a yellow light in a sequence that cannot be confused with any other lights?

A

Special markers

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37
Q

What marker flashes a white light 9 times?

A

West Cardinal Mark

38
Q

What will show the light for morse code ‘u’ (dit dit dah)

A

Large offshore structures

U means ‘you are standing in danger’

39
Q

What is the difference between a beacon and buoy?

A

A beacon is set in the ground in concrete. It will be shown vertically on the chart.

A buoy is floating. It will be shown angled to the right on the chart.

40
Q

How would fixed structures connected to the shore, such as jetties, piers, and breakwaters, usually be lit?

A

With two vertical fixed lights, either red or green per the direction of the bouyage.

41
Q

What lights should you show when you are under power?

A

White light half-way up mast and red/green (port/starboard) on bow

42
Q

What lights should a vessel over 50m use when anchoring?

A

Two white lights, bow and stern

43
Q

What does a flag with a red center square surrounded by white, surrounded by blue mean?

A

I require medical assistance.

44
Q

IALA A - which lateral mark marks a channel on the port side?

A

Red cans

45
Q

Which region is IALA B

A

North and South America, Japan, Korea

46
Q

What does morse code N mean?

A

No, negative, or I am unable to comply

47
Q

What is a YBY cardinal mark?

A

West cardinal mark

48
Q

What does morse code V mean?

A

I require assistance

49
Q

What do 3 short horn blasts mean?

A

My engines are going astern (this does not necessarily mean the craft is going backwards)

50
Q

What is a YB cardinal mark?

A

South cardinal mark

51
Q

What does two horn blasts mean?

A

I am turning to port

52
Q

What marker flashes a white light 6 times followed by one long white flash?

A

South Cardinal Mark

53
Q

What lights will vessels >50m under power have?

A

White lights on bow and stern

red/green lights at bow

54
Q

What does a blue and white checkered flag mean?

A

No or negative

or I am unable to comply

55
Q

What 4 light configurations could a safe water mark have?

A

One long flash

Occulting

Isophase

Morse A (one short flash, one long flash)

56
Q

IALA A - which lateral mark marks a channel on the starboard side?

A

Green cones

57
Q

What does morse code C mean?

A

Yes, affirmative

58
Q

Define these common abbreviations

A
59
Q

What is the symbol on the chart that tells you which way the lateral buoys will be going?

A

A large magenta arrow with two circles on either side.

60
Q

What does a preferred channel mark mean?

A

Used when a channel divides and indicates which side is the preferred side.

61
Q

What flag should you fly when you are motor sailing?

A

Black triangle pointed down

62
Q

What does Iso. 4s. mean?

A

On for 2 secs and off for 2 secs.

63
Q

What marker flashes a white light 3 times?

A

East Cardinal Mark

64
Q

What is this marker?

A

Temporary Wreck Marking Buoy

65
Q

IALA A

What does a preferred channel mark of RGR mean?

A

Preferred channel is to starboard

66
Q

What marks the exact position of a danger

A

Isolated danger mark

67
Q

Should you leave a safe water mark to port or starboard?

A

Port

68
Q

What is this marker?

A

A major safe water buoy

69
Q

how do safe water marks appear on the chart?

A

buoy with vertical line down the middle and an empty circle on top

70
Q

What do these abbreviations mean?

A
71
Q

What marker flash a white light twice within n seconds?

A

Isolated danger markers

72
Q

What does this mean for a lighthouse?

Fl.(4)WR15s13/11M

A

Flashing 4 times in 15 seconds.

Visibility for white light 13 miles, red 11 miles

73
Q

What daymark should all vessels use when anchoring?

A

Black ball on bow

74
Q

What does RACON mean on a chart?

A

Stands for Radar Beacon. It is a structure that is equipped with a radar reflector.

75
Q

What is a BY cardinal mark?

A

North cardinal

76
Q

What does ISO. mean on a buoy?

A

Isophase. On and off for the same amount of time.

77
Q

What marker flashes a white light continuously?

A

North Cardinal Mark

78
Q

Which region is IALA A?

A

Everywhere except North and South America, Japan, Korea

79
Q

What does a BY vertically stripped mark with a yellow cross on top mean?

A

Emergency wreck marking buoy used until a permanent one is put in place.

Appears like a safe water mark, but with a cross on top instead of circle.

80
Q

What does this mean for a lighthouse?

Iso.WRG.4s21-17M

A

Isophase light.

On for 2 sec

Off for 2 sec

White visibile for 21 miles

Green visible for 17 miles

Red visible for 17-21 miles

Keep down the white sector

81
Q

IALA A

What does a preferred channel mark of GRG mean?

A

Preferred channel is to port.

82
Q

What is the order of precedence for positions for flying flags?

A
  1. as close to the stern of the vessel as possible
    2) masthead
    3) starboard spreader
    4) port spreader
83
Q

What flag is flown at the masthead?

A

A burgee -

a flag bearing the colours or emblem of a sailing club, typically triangular.

84
Q

Where should signaling flags be placed?

A

The starboard spreader

85
Q

What is the Q flag and where should it be placed?

A

The Q flag stands for quarantine and indicates you’re a new arrival, not yet officially checked into the foreign country.

The yellow Q flag should be flown instead of the courtesy ensign until the yacht is properly cleared by customs and immigration, after which the Q flag is replaced by the courtesy flag.

It should be flown on the starboard spreader

86
Q

What flags are flown on the port spreaders?

A

The port spreaders are used for house flags. A house flag is normally but not always a small rectangular version of a burgee. It may indicate membership of an association (i.e. the RYA) or society or may be to indicate membership of another club should that club have a house flag. More than one house flag may be flown on the port halyard, but with caution as too many might appear vulgar to some.

87
Q

What does this flag mean?

A

I have a diver down please pass at slow speed

88
Q

What does this flag mean?

A

Yes or affirmative

89
Q

What does this flag mean?

A

No or negative

90
Q

What does this cone mean?

A

Mooring

91
Q

What does this cone mean?

A

Motoring

Dayskipper (9 decks)

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