OOW Buoyage

IALA

International Association of Lighthouse Authorities

IALA A is

IALA B is

IALA A is British influenced, most of the world except…

IALA B, The Americas(North & South), Japan, South Korea, Philippines

RACON?

Radar Beacon (Transponder)

transponder devices used as a navigation aid, identifying landmarks or buoys on a shipboard marine radar display

North Cardinal Mark Features

Shape?

Top Mark?

Colour ?

Retroreflector?

Light Sequence?

Shape? Pillar or Spar

Top Mark?Two Black Cones (upward facing)

Colour ? Black(top) & Yellow(bottom)

Retroreflector? Blue, space, Yellow

Light Sequence? WHITE Quick OR Very Quick continuous flashing

East Cardinal Mark Features

Shape?

Top Mark?

Colour ?

Retroreflector?

Light Sequence?

Shape? Pillar or Spar

Top Mark? Two Black cones (facing away from each other)

Colour ? Black, Yellow, Black

Retroreflector? Blue, space, Blue

Light Sequence? WHITE 3 Flashes, Very Quick - every 5 seconds, Quick - every 10 seconds

South Cardinal Mark Features

Shape?

Top Mark?

Colour ?

Retroreflector?

Light Sequence?

Shape? Pillar or Spar

Top Mark? Two black Cones (facing Down)

Colour ? Yellow(Top) & black(bottom)

Retroreflector? Yellow, space, Blue

Light Sequence? WHITE 6 flashes + 1 long flash, Very Quick is 10 seconds, Quick is 15 seconds

West Cardinal Mark Features

Shape?

Top Mark?

Colour ?

Retroreflector? - Cheese and wine!!!

Light Sequence?

Shape? Pillar or Spar

Top Mark? Two black cones (inward facing)

Colour ? Yellow, black, yellow

Retroreflector? Yellow, space, yellow

Light Sequence? WHITE 9 flashes, Very quick 10 seconds, Quick 15 seconds

Isolated Danger mark

Shape?

Top Mark?

Colour ?

Retroreflector?

Light Sequence? FUCK OFF

Indicates an isolated danger with navigable water all around it, complete a chart assessment and pass it by a wider margin as practical.

Shape? Not specific

Top Mark? Two Black spheres

Colour ? Red and black bands

Retroreflector? Blue over Red

Light Sequence? WHITE Gp FL(2),

Safe water mark

Use? (4)

Shape? (3)

Top Mark?

Colour ?

Retroreflector?

Light Sequence? (4)

Indicates safe navigable water all around it

Use? Safe navigable water OR Indicate Centreline OR Mid-channel/Landfall Buoy OR best point of passage under a fixed bridge

Shape? Spherical OR Pillar OR Spar buoy

Top Mark? A red Sphere if the buoy is not already spherical, fitted whenever practical

Colour ? Red and white stripes

Retroreflector? Red over White OR White and red stripe (vertical)

Light Sequence? WHITE, Occulting OR Isophase OR 1 Long every 10s OR Morse A

What is occulting?

Always on, with flashes of darkness

What is Isophase?

Equal light and dark

what is the duration of a long flash?

2 seconds or longer

What is flashing

More off than on

Always off with periods of light

Region A

Port Hand lateral mark

Colour ?

Shape?(3) Which hand do you hold your beer when going into port?

Topmark?

Light sequence?

Retroreflector?

Starboard Hand lateral mark

Colour ?

Shape?(3)

Topmark?

Light sequence?

Retroreflector?

Port Hand lateral mark

Colour ? Red

Shape? Can OR Pillar OR Spar - Beer can always in my left hand when coming into port.

Topmark? Single Red Can, on top of pillar or spar

Light sequence? Any sequence other than 2+1

Retroreflector? Red band or square

Starboard Hand lateral mark

Colour ? Green

Shape? Cone OR Pillar OR Spar

Topmark? Single Green cone

Light sequence? Any sequence other than 2+1

Retroreflector? Green band or triangle

Region B

Port Hand lateral mark

Colour ?

Shape?(3) Which hand do you hold your beer when going into port?

Topmark?

Light sequence?

Retroreflector?

Starboard Hand lateral mark

Colour ?

Shape?(3)

Topmark?

Light sequence?

Retroreflector?

Port Hand lateral mark

Colour ? Green

Shape? Can OR Pillar OR Spar

Topmark? Single green Can, on top of pillar or spar

Light sequence? Any rhythm other than 2+1

Retroreflector? Green band or square

Starboard Hand lateral mark

Colour ? Red

Shape? Cone OR Pillar OR Spar

Topmark? Single red Cone

Light sequence?

Retroreflector? Red band or triangle

Preferred channel markers

Shape and colour in relation to the region it is in?

Light sequence?

Retroreflector?

Shape and colour are exactly the same as they would be in that region,

The only difference is the colour in the middle, that colour indicates which direction is the preferred channel.

Light sequence? Composite group flashing 2+1 light - Fl(2+1)

Retroreflector? Exactly the same as it would be in that region(normal lat marker)

Special marks

Use?

CROFTS

Shape ?(5)

Colour?

Topmark?

Light sequence?

Used to Indicate a special area or feature, the nature is apparent upon referencing a chart.

• Cables or pipelines

• Recreational zone

• ODAS buoys

• Function

• Traffic separation scheme

• Spoil grounds

Shape ? Can(2 Be left on PT side) OR Cone(2 Be left on STBD side) OR Sphere OR Pillar OR Spar

Colour? Yellow

Topmark? Single yellow X

Light sequence? YELLOW, Any sequence other than those used for a white light of a Cardinal, Isolated danger & safewater marks

The Emergency Wreck Marker buoy

Use ?

Maintained position until?

Colour?

Shape?

Topmark?

Light sequence?

Nominal range?

Racon Morse ?

Used to indicate a wreck, Designed to provide high visual and radio aid to navigation recognition

It is placed as close as possible to the wreck, or in a pattern around it

Maintained position until?

• the wreck is well known

• Wreck fully surveyed and the exact details such as position and least depth are known

• A permanent form of marking the wreck has been carried out

Colour? Equal number of Blue and yellow stripes, min 4, max 8

Shape? Pillar OR Spar

Topmark? A single standing upright yellow cross

Light sequence? Alternating blue and yellow occulting light, on for 1 sec, off for 0.5 sec, with nominal range of 4nm.

If multiple buoys are deployed, they shall be synchronised

Racon Morse D and /or AIS transponder

Virtual AIS ATON?

V-AtoN

Virtual Aid to Navigation

No physical object there, only exists on your ECDIS, AIS messages broadcasted from another location.

Synthetic AIS ATON?

S-AtoN

Synthetic Aid to Syntheitc

A physical marker is there, but the broadcast is not from the marker, but rather a land station.

ODAS Buoy?

Ocean Data Acquisition System (ODAS) buoy

is an automated, often yellow-colored, moored or drifting device used to measure and transmit meteorological and oceanographic data in real-time via satellite.

Yellow light (special marker)

A group of 5 flashes every 20 seconds

what is nominal range?

the maximum distance at which a light can be seen in clear weather

action to take when spotting a Emergency wreck marker buoy?

(5)

how to find more information on the wreck?

(3)

Stop the vessel

Call the master

change to hand steering

plot the position

check the depth

Refer to weekly Notice to Mariners

Navtex

Contact VTS

Maneuvering lamp Nominal range?

5NM