LEGEND
NOTES
LOCATION
GEODETIC INFORMATION
SCALE
PROJECT TITLE
685000 695000 705000 715000 725000 735000 745000 755000 765000
685000 695000 705000 715000 725000 735000 745000 755000 765000
1300
0014
0000
1500
0016
0000
1700
0018
0000
1900
0020
0000
1300
0014
0000
1500
0016
0000
1700
0018
0000
1900
0020
0000
Colour BandingBathymetry
Metres
PACIFIC ISLANDS APPLIED GEOSCIENCE COMMISSIONPrivate Mail Bag, GPO, Suva, Fiji Islands
www.sopac.org
Geodetic datumEllipsoid Projection
Horizontal positioning
WGS84WGS84UTM Zone 59 North
Stand alone GPS
Date of Survey Area (b)Date of Survey Area (e)Acquisition system Area (b)Acquisition system Area (e)Collection softwareProcessing softwareData presentationSurvey vessel
Observed soundings have been reduced to Chart Datum using predicted water levels for Tarawa and Abaiang as defined by the Admiralty Tide Tables (2005), Pacific Ocean, Vol 4, UK Hydrographic Office.
15/09 to 13/10/200503/08 to 19/08/1999Reson SeaBat 8160 multibeam echosounderOdom echotrack singlebeam echosounderHypack 4.3Hypack 4.3ASurfer 8.03R.V. Summer Spirit
KIRIBATITARAWA
COMPOSITE BATHYMETRY
Scale 1 : 100 000
A0 Original
SOPAC/EU Project:Reducing Vulnerability of Pacific ACP States
DRAWING TITLE
Metres
150 Bathymetric contours are shown at 5, 50 and 200 meter intervals
Land area
NOT TO BE USED FOR NAVIGATION
Drawn by: Ashishika Sharma and Jens Kruger.Report Reference: ER114. Drawing No.: ER114.5
6500 m
6000 m
5500 m
5000 m
4500 m
4000 m
3500 m
3000 m
2500 m
2000 m
1500 m
1000 m
500 m
0 m
168°E 170°E 172°E 174°E 176°E 178°E 180°E-4°
-2°
0°
2°
4°
Banaba
TarawaAbaiang
Butaritari
Abemama
OnotoaTabiteuea
Nonouti
30
25
20
15
10
5
4400
3800
3200
2600
2000
1400
800
200
Lagoon Ocean
0 1000 2000 3000
700000 720000 740000 760000
700000 720000 740000 760000
1400
0016
0000
1800
00
1400
0016
0000
1800
00
a
b
cd
d
a Landsat satellite-derived bathymetryb SOPAC Multibeam echosounder survey (2005)c Multibeam echosounder survey data from RV Melville, SCRIPPS, 1999. http://www.ngdc.noaa.govd S2004 data from: Marks, K.M., and Smith, W.H.F., 2006. An evaluation of publicly available global bathymetry grids. Marine Geophysical Researches, 27, 19-34.e SOPAC Single beam echosounder survey (1999)
SOURCE DATA
b
e
c