Post on 14-Sep-2019
transcript
N= 68 40 000
N= 68 40 000
N= 68 48 000
N= 68 48 000
N= 68 56 000
N= 68 56 000
N= 68 64 000
N= 68 64 000
N= 68 72 000
N= 68 72 000
E=
752
000
E=
752
000
E=
760
000
E=
760
000
E=
768
000
E=
768
000
E=
776
000
E=
776
000
CC
RO
WN
CO
PY
RIG
HT
RE
SE
RV
ED
Departm
ent of Transport, W
.A. 2010.
March
2016, Ed
ition
2.
Produced by C
artographic Services, D
oT, W
estern Australia.
SE
E R
ELA
TE
D P
UB
LICA
TIO
NS
: Notice to M
ariners (http://ww
w.transport.w
a.gov.au/imarine/coastaldata/), S
ymbols, A
bbreviationsand T
erms (IN
T 1), T
ide Tables, S
ailing Directions. F
or surveys beyond this chart refer to RA
N C
harts AU
S 83 and A
US
751.
1.01.5
23
45
67
89
1015
2030
SP
EE
D(K
nots)
0.10.2
0.40.6
1.02
48
1015
2030
4050
6D
IST
AN
CE
(Nautical M
iles)
610
1520
3040
5060
90120
180T
IME
INT
ER
VA
L(M
inutes)
LO
GA
RIT
HM
IC N
OM
OG
RA
M S
PE
ED
- DIS
TA
NC
E - T
IME
Exam
ple
To find S
peed, Distance or T
ime Interval, draw
a line through any two factors, then interpolate for
the unknown factor. eg. A
distance of 10 nautical miles in 120 m
inutes means a speed of 5 knots.
For further inform
ation, contact Departm
ent of Land Adm
inistration on (08) 9273 7133.
The
locationof
pointson
thischart
arereferenced
tothe
Geocentric
Datum
ofA
ustralia1994
(GD
A94)
andw
illdiffer
byapprox
200mto
thesam
epoints
shown
oncharts
referencedto
theA
ustralianG
eodeticD
atum1984
(AG
D84).
All depths and heights rem
ain the same.
0010
020030
040
050
060070
080090
270 280290
300
310
320
330340
350
100110
120
130
140
150
160170
180190
200
210
220
230
240
250260
1°12'W 2016 (0'E)
030
060
090
270
300
330
120
150
180
210
240
MI
DD
LE
CH
AN
NE
L
Mo
rn
in
g
R
ee
f
GossPassage
No
o
n
R e e f
S h e l t e r
Re
ef
Barker
Passage
SudaB
ayP
assage
W
es
tR
ee
f
SouthP
assage
The
Houtm
anA
brolhosis
situatedabout
40nautical m
ilesw
estof
Geraldton
andcom
prises122
islandsclustered
intothree
main
groups.It
isan
extensivecoral
reefsystem
thatstretches
forabout
45nautical
miles
northto
south.T
heislands
arelow
lyingand do not present a very good radar picture.
The
name
Abrolhos
isderived
fromthe
Portuguese
language, andm
eans"O
PE
NY
OU
RE
YE
S",
which
isexactly
what
youneed
todo w
hen navigating in this area.
The
Abrolhos
isa
hazardousarea
andrequires
carefulpilotage.
The
reefsystem
sare
steep,rising
fromrelatively
deepw
ater,and
canrem
ainunseen
untilclose
by.G
oodvisibility
isnecessary
tonavigate
throughthe
reefs.V
isibilityis
impared
when
thesun
islow
or ahead and when the w
ater is glassy calm.
As
swells
orw
avesm
ovein
fromthe
openocean
towards
theA
brolhos,they
aresuddenly
confrontedby
arapidly
risingseabed,
causingthem
tobreak.
An
important
factorin
safereef
navigationis
theskipper's
abilityto
understandand
interpretthe
conditionssensibly and objectively.
When
goingout,
ifa
bigw
avedoes
rearup,
getthe
boat'sbow
upfast
andhit the
wave
at anangle
ofabout
10degrees
offhead
on,w
ithplenty
ofthrottle.
Back
offthe
throttlew
henthrough
andw
orkout
yourapproach
tothe
nextw
ave.Look
forthe
lowest
pointof
the wave and rem
ember the correct angle of approach.
When
coming
inthrough
heavyseas,
always
concentrateon
keepingyour
boaton
theback
ofthe
wave,
avoidsurfing
atall
costs, and never get side on in the impact zone.
Be
careful when
applyingpow
erin
frothyw
avesas
cavitationand
lossof
power
may
occur.If
so,back
offthrottle
untilcavitation
stops and reapply power gradually.
Keep
aclose
eyeon
thew
eatherand
watch
outfor
unexpectedchanges,
asthe
wind
canchange
directionand
blowstrongly
with
littlew
arning.T
heislands
arelow
lyingand
offerlittle
protectionfrom
thew
ind.T
hecoral
sandat
theH
outman
Abrolhos
isgenerally
verypoor
holdingground
anddragging
anchorhere
canbe
dangerous, especiallyat
night.G
eraldtonS
eaR
escueoperate
a24
hourservice
andw
eatherschedules
arebroadcast
onV
HF
channel 72.
The
weather
patternis
unaffectedby
theland
andsea
breezesof
them
ainland.D
uringsum
mer,
south-easterliesprevail,
andare
constantlystrong.
During
winter
months,
NW
-Wchanges
arepreceded by northerlies and light w
inds.
The
Abrolhos
isfirst
inthe
pathof
anyw
eatherm
ovingin
fromthe
west
ornorthw
est,and
coldand
warm
frontsm
ayreach
theislands
24hours
orm
orein
advanceof
weather
bureauforecasts
for the mainland.
Alw
aysinform
someone
asto
where
youare
goingand
when
youw
illreturn.
Call
Geraldton
Sea
Rescue
on27m
Hz,
VH
For
HF
radioto
notifythem
ofyour
intentions.D
on'tforget
tolet
themknow
when
youhave
returnedand
importantly,
advisethem
ifyou
have changed your plans.
Minim
um safety equipm
ent you MU
ST
carryB
ilge pump or bailer or bucket
●
Approved anchor and sufficient line
●
Fire
extinguisherfor
boatsw
ithinboard
motors
orliquid
or●
gas filled appliancesS
uitablesized
lifejackets:
SO
LAS
,C
oastalor
Australian
●
Standards 1512
Tw
o hand held red flares●
Tw
o parachute distress rockets●
Tw
o hand held orange smoke signals or one sm
oke canister●
Tw
o-way m
arine band radio●
EP
IRB
●
Responsible
skipperscarry
extragear,
and,although
notprescribed,
agood
pairof
polaroidsunglasses
areessential
fornavigating around the reefs.A
llsafety
equipment
MU
ST
bem
aintainedin
verygood
conditionand be accessible at all tim
es.
The
Houtm
anA
brolhosand
it'ssurrounding
coralreef
comm
unitiesform
oneof
Western
Australia's
most
uniquem
arineareas.
The
islands'environm
ents-
bothm
arineand
terrestrial-
arevery
fragile,and
needthe
protectionof
residentsand
visitorsalike.
The
Abrolhos
ispartof the
aquaticheritage
ofallWest A
ustralians-
itis
ourtask
toensure
thatw
ehand
theislands,
theirfish
stocksand
theirw
ildlifeonto
futuregenerations,
undamaged
andstill
productive.
No
facilitiesor
accomm
odationfor
visitorsare
availableat
theA
brolhos,and
thereare
nosources
offreshw
ateron
theislands.
Before
settingout
make
surethat
youhave
enoughsupplies
andfreshw
aterto
lastthe
lengthof
yourintended
visit.E
mergency
medical assistance
isavailable
fromthe
Silver
Chain
nurseon
Rat
Island(E
asterG
roup)betw
een15
March
and30
June.C
ontactchannel 16 on V
HF
.
The
Houtm
anA
brolhosN
atureR
eservecovers
all122
islandsin
theA
brolhossystem
.A
ssuch,
bylaw
,all
wildlife
isprotected,
andno
domestic
petsare
allowed
onvessels
orat
theislands.
Landingis
permitted
onuninhabited
islands,but
lightingfires,
camping
andfirearm
sare
prohibited.P
leasetake
greatcare
notto
disturbnesting
seabirds.If
youdo
goashore,
itis
betterto
walk
alongthe
shoreline,or
welldefined
paths,rather
thanacross
the islands, as you may destroy seabird nesting burrow
s.
When
youvisit
theA
brolhos,rem
ember
-this
isa
specialplace
that needs your protection.P
rivatep
rop
erty-
The
residences,jetties
andrainw
ater●
tanksof
comm
ercialfisherm
enon
the22
islandsdesignated
fortheir
useare
privateproperty.
You
may
landon
theislands,
butyou
may
notuse
thefacilities
(inclu
din
gjetties)
unlessyou
havew
rittenperm
issionon
boardyour
boatfrom
theow
ner. You
may
not stayin
fishermen's
camps
unlessthe
owner is present.
Ifyou
areunable
touse
apublic
mooring,
pleaseendeavour
●
toanchor
away
fromsensitive
marine
habitats,particularly
coral and seagrass areas.T
ake your rubbish away w
ith you - don't drop it in the water.
●
Only take enough fish for your personal consum
ption.●
Take
carenot
todisturb
birdsand
otherw
ildlifeon
the●
islands.D
on'tpum
pbilges
inthe
shallows
-the
effluentcan
harm●
marine life.
When
diving,avoid
standingon
fragilecorals
-they
break●
easily.
Anum
berof
environmentally-friendly
publicm
ooringshave
beeninstalled
atsensitive
marine
sitesand
populardiving
spotsaround
theH
outman
Abrolhos,
includingthe
LongIsland
Dive
Trail
andF
ishP
oint.Instructions
printedon
theindividual
mooring
buoysindicates
suitabilityfor
dayor
overnight useage.F
urtherm
ooringsare planned for the future.
The
Abrolhos
isfam
ousfor
it'shistoric
shipwrecks,
thebest
known
ofw
hichare
theD
utchE
astIndia
Com
panyvessels
Batavia
(1629),on
Morning
Reef
nearB
eaconIsland
inthe
Wallabi
Group,
andthe
Zeew
ijk(1727)
onH
alfM
oonR
eefin
theP
elsaertG
roup.S
ofar,
atotalof
sevenhistoric
shipwrecks
havebeen
discovered.O
therw
recksare
known
toexist,
butthey
areyet to be found.
Allw
recks,75
yearsold
orm
ore,are
protectedunder
theH
istoricS
hipwrecks
Act
1976,w
hichprohibits
therem
ovalof
artefactsor
wilful
damage
ofany
sort.B
ythis
means,
thesites
will
remain
betterpreserved
fordivers
inthe
future.R
eferto
WA
Maritim
eM
useum for further inform
ation.
Am
ajordevelopm
entin
managing
them
arinesystem
ofthe
Abrolhos
occurredin
1994w
iththe
introductionof
Reef
Observation
Areas,
with
onesuch
areabeing
declaredin
eachisland
group,including
North
Island.E
xceptfor
theuse
ofrock
lobsterpots,fishing
byboth
recreational andcom
mercial fishers
isprohibited
inthe
Reef
Observation
Areas.
These
regulationsare
intendedto
allowthe
recoveryof
finfishpopulations
towards
theiroriginal
state,providing
anarea
where
diverscan
observelarge
fish that are not frightened by their approach.
Your
boatm
ustbe
suitablefor
along
journeyin
openw
ater.It
must be seaw
orthy and have adequate buoyancy.Y
oum
ustcarry
theappropriate
safetyequipm
entand
ensureall
on board know how
to use it.
117
98 3
41
5
5.0
13
LE
GE
ND6
0
Marsh and sw
ampland
Nature R
eserve / National P
arkR
ailway, C
learance height, Bridge
Clearance height, O
verhead powerline
River
Major road
Minor road
TrackM
edical facility, Building
Mean high w
aterM
ean low w
aterD
atum m
arkC
liffR
ock shorelineS
and drift, Anchoring prohibited
GP
S validation point, H
elipad, Groyne
Car parking, O
ver-beach launchingB
oat ramp, Tide rips
Parking for boats / trailers
Mangroves, Foul ground, M
arine farmW
ater, Fuel, Jetty, Safe anchorage
Telephone, Public toilet
Exposed w
reck, Subm
erged wreck
Hazardous subm
erged reefR
eef which covers and uncovers
Coral reef / outcrop, B
reakersR
ock awash, U
nderwater rock
Sounding above D
atumD
anger line2m
contour5m
contour10m
contourD
epth in metres and decim
etresA
pproximate contour
Subm
arine cableA
nchorage area, No anchorage area
No fishing, P
ilot boarding locationS
peed limit boundary
Water skiing boundary
Prohibited area boundary
Various lim
itsP
ort Authority / H
arbour boundaryR
ecomm
ended trackO
utfallD
redged area boundaryR
estricted area / Sensitive area
Marine protected area
LIG
HT
CH
AR
AC
TE
RIS
TIC
Sindicates lit navigation mark
CA
RD
INA
L M
AR
KS
North
South
East
Indicatessafe w
aterto the E
ast
West
Indicatessafe w
aterto the W
est
Indicatessafe w
aterto the N
orth
Indicatessafe w
aterto the S
outh
FFlFl( )
QLFl
Oc
Iso
= Fixed
= Flashing
= Group-flash
= Quick-flash
= Long-flash
= Occulting
= Isophase
smM
= Period in seconds
= Focal plane height above MH
HW
= Luminous range in nautical m
iles
Colour of light is w
hite unless otherwise stated
NA
VIG
AT
ION
MA
RK
S
Lighthouse, major, m
inor light
Beacon, port, starboard
Safe w
ater, isolated danger
Spar buoy, port, starboard
Pillar buoy, port, starboard
Mooring buoy, yachting buoy
Lead, front, rear
Special M
arks (yellow cross topm
ark) are not primarily to
assist in navigation, but indicate special features.
Y = Y
ellowB
u = Blue
G = G
reenR
= Red
W = W
hite
2 0001 00001 000 METRES 3 000 4 000 10 000 METRES7 0006 000 8 000 9 0005 000
37
32
5152
52
46
44
36
48
46
35
49
46
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128
84
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168
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14’14’
15’15’
16’16’
17’17’
18’18’
19’19’
20’20’
21’21’
22’22’
23’23’
24’24’
25’
28°
S
25'
28°
S
26'26'
27'27'
28'28'
29'29'
30'30'
31'31'
32'32'
33'33'
34'34'
34'
34'
35'
35'
36'
36'
37'
37'
38'
38'
39'
39'
40'113°
E
40'113°
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41'
41'
42'
42'
43'
43'
44'
44'
45'
45'
46'
46'
47'
47'
48'
48'
49'
49'WA
WA99999
9M
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IN
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28° 34' 48" S
113° 33' 06" E28° 13' 24" S
113° 49' 48" E
HO
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Heights
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Underlined
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dryingheights
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Overhead
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areabove
Highest
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icalTide.
Allother
heightsare
aboveM
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ater.
Depths
areshow
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anddecim
etres,reduced
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which
isapproxim
atelylow
estwater
level.
Universal T
ransverse Mercator.
CH
AR
T A
ME
ND
ME
NT
S
Positions
onthis
chartare
referencedto
theM
apG
ridof
Australia,
Zone
50,based
onthe
Geocentric
Datum
ofAustralia
1994(G
DA
94).For
GP
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approximates
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TID
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Place
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HH
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LHW
MS
LM
HLW
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Heights in m
etres above datumLattitude
LongitudeLA
T
The
information
providedon
thischart
iscorrect
attim
eof
publication.A
sthis
information
issubject
tochange,
ensurethe
latestversion
ofthe
chartis
usedat
all times and is kept up-to-date w
ith reference to the following:
xxx
No
tices to M
ariners
Changes
ofa
safetyor
navigationalnature
will
bereflected
inN
oticesto
Mariners.
Current
Notices
areavailable
fromD
oTchart
salesoffices,
approvedchart agents and at
http://ww
w.transport.w
a.gov.au/imarine/coastaldata/.
Navig
able W
aters Reg
ulatio
ns
Changes
toN
avigableW
atersR
egulationsare
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theW
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overnment
Gazette.
Regulations
forN
avigableW
aterscan
alsobe
found at http://ww
w.slp.w
a.gov.au/gazette/gazette.nsf.M
arine P
rotected
Areas
Refer
toD
epartment
ofF
isheriesand
Departm
entof
Parks
andW
ildlifepublications for the latest inform
ation.
HO
UT
MA
N A
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HO
SC
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Proposed
Pelsaert G
roup WA
997 Side A
113° 33' 06" E28° 34' 48" S
28° 13' 24" S
113° 49' 48" E
A1
A2BCDU
20m
50m
500m
Worse than Z
OC
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ZO
C C
AT
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(For details see A
ustralian Seafarers H
andbook AH
P 20)
All significant
seafloor featuresdetected.
All significant
seafloor featuresdetected.
Depth anom
aliesm
ay be expected.
Large depth anomalies
may be expected.
Unassessed - T
he quality of the bathymetric
data has yet to be assessed.
Uncharted features
hazardous to surfacenavigation are not
expected but may exist.
Zo
ne o
f Co
nfid
ence (Z
OC
) Diag
ram
= 0 50m+
1%d
= 1 00m+
2%d
= 1 00m+
2%d
= 2 00m+
5%d
5m
Dep
th (d
)A
ccuracy
HO
UT
MA
N A
BR
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HO
SW
AL
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E 1 : 50 000
Rat Island
28°43'113°47'
1.310.93
0.730.68
0.600.46
0.10
Geraldton
28°47'114°35'
1.361.00
0.780.75
0.660.51
0.15
From
the latest information available to D
epartment of T
ransport, 2016.
Dick
Island
West W
allabiIsland
Pigeon
Island
East W
allabiIsland
WA
RN
ING
During m
oderate to heavy seas,S
outh Passage m
ay close off andbecom
e unsafe for navigation.
Kn
ow
you
bo
at
Safety eq
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t
BO
AT
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SA
FE
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IN
DI
AN
NorthE
astReef
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Fl 5s 7m 10M
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allabiIsland
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ank
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everse Side
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WA
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During m
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See D
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TH
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AB
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OR
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OB
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RV
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113°40'E
28°30'
S
113°40'E
28°30'
S
2 000 1 000 0 1 000 METRES3 0004 00010 000 METRES 7 000 6 0008 0009 000 5 000
28° 13' 24" S
113° 49' 48" E
28° 34' 48" S
113° 33' 06" E
Notices to M
ariners inclusive 1 - April 2018
N=
6844
000
N=
6844
000
N=
6848
000
N=
6848
000
N=
6852
000
N=
6852
000
E= 7 64 000
E= 7 64 000
E= 7 68 000
E= 7 68 000
E= 7 72 000
E= 7 72 000
E= 7 76 000
E= 7 76 000
C CROWN COPYRIGHT RESERVED Department of Transport, W.A. 2010.
March 2016, Edition 2.
Produced by Cartographic Services, DoT, Western Australia.
SEE RELATED PUBLICATIONS: Notice to Mariners (http://www.transport.wa.gov.au/imarine/coastaldata/), Symbols, Abbreviationsand Terms (INT 1), Tide Tables, Sailing Directions. For surveys beyond this chart refer to RAN Charts AUS 83 and AUS 751.
SCALE 1:20 000For symbology, tides andgeneral information, referto reverse side of chart.
WALLABI GROUP
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25’ 25’
26’ 26’
27’ 27’
28’
28°
S
28'
28°
S
29' 29'
30' 30'
41'
41'
42'
42'
43'
43'
44'113° E
44'113° E
45'
45'
46'
46'
47'
47'
48'
48'
49'
49'
WAWA
999999
METRES
DEPTHS
IN
IN
DEPTHS
METRES
28° 30' 30" S
113°
40'
06"
E28° 24' 36" S
113°
49'
48"
E
HOUTMAN ABROLHOS - WALLABI GROUPHOUTMAN ABROLHOS - WALLABI GROUP
Fl R 3s 6m 5M
Q(3) 10s 6m 5M
Fl 5s 7m 10M
FISH POINT
BLOWFISHPOINT
EAGLE POINT
SLAUGHTERPOINT
PigeonIsland
LittlePigeonIsland
AlcatrazIsland
OystercatcherIsland
PloverIsland
TattlerIsland
Tattler
Bay
Bay
Weibbe
Hayes
SeagullIsland
TurnstoneIsland
Shag Rock
BargeRock
First Sister
SecondSister
ThirdSister
PelicanIsland
Bay
Horseyard
Bay
Turtle
DickIsland
Long
Island
Akerstrom Island
Marinula Island Beacon Island
Eastern Island
Far Island
Hall Island
Saville-Kent Island
Dakin Island
Seal IslandTraitors Island
Recruit
Bay
WannIsland
The Lagoon
SnakeFlat
WEST WALLABIISLAND
EAST WALLABIISLAND
Flag Hill
Eagle Hill
ShagBay
The
Gap
North
East
Reef
Reef Obse
rvatio
n Area
Reef Observation Area
WARNINGDuring heavy N and NEweather conditions, seasmay break in this area.
WARNINGDuring heavy N and NEweather conditions, seasmay break in this area.
WARNINGDuring heavy N and NEweather conditions, seasmay break in this area.
CAUTION - AquacultureMariners are advised thatfloating and submergedhazards may exist in this area.
Airstrip
PELICAN POINT
28°28'
S
113° E44'
113° E44'
28°28'
S
289·2°
182·
9°
98·6°
Q 5M
Q 6M
Marine
Farm
113°
40'
06"
E
28° 30' 30" S
28° 24' 36" S
113°
49'
48"
E
Batavia (1629)
Hadda (1877)
Marine
Farm
Marine
Farm
Marine
Farm
Marine
Farm
CAUTIONDuring moderate swell seas maybreakover depths of about 7m.
Notices to Mariners inclusive 1 - April 2018