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since 2017. IBCSO version 2 was published in 2022 and increased the extent of the bathymetric map to 50°S, increasing the area covered by 2.5 compared to IBCSO version 1. 92.7% of map data originate from multibeam data, 6.7% originate from singlebeam data, and the remaining ~1% comes from mixed
594:
Dorschel, Boris; Hehemann, Laura; Viquerat, Sacha; Warnke, Fynn; Dreutter, Simon; Tenberge, Yvonne
Schulze; Accettella, Daniela; An, Lu; Barrios, Felipe; Bazhenova, Evgenia; Black, Jenny; Bohoyo, Fernando; Davey, Craig; De Santis, Laura; Dotti, Carlota Escutia (2022-06-07).
554:
Arndt, Jan Erik; Schenke, Hans Werner; Jakobsson, Martin; Nitsche, Frank O.; Buys, Gwen; Goleby, Bruce; Rebesco, Michele; Bohoyo, Fernando; Hong, Jongkuk; Black, Jenny; Greku, Rudolf; Udintsev, Gleb; Barrios, Felipe; Reynoso-Peralta, Walter; Taisei, Morishita (2013-06-28).
441:
Morlighem, Mathieu; Rignot, Eric; Binder, Tobias; Blankenship, Donald; Drews, Reinhard; Eagles, Graeme; Eisen, Olaf; Ferraccioli, Fausto; Forsberg, René; Fretwell, Peter; Goel, Vikram; Greenbaum, Jamin S.; Gudmundsson, Hilmar; Guo, Jingxue; Helm, Veit (February 2020).
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filter is run across the pooled data set to create a spatial map of high and low quality data. The low quality data is processed using a spline interpolation algorithm and used as a background layer. The high quality data from e.g. modern
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data is then added on top and incorporated in the background surface using a bending algorithm. Regions with no data coverage are padded by bathymetric data from the dataset collected by the
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based on BedMachine and data for the ice surface topography derived from various sources such as REMA. The most recent version is also incorporated into the annual release of the
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557:"The International Bathymetric Chart of the Southern Ocean (IBCSO) Version 1.0-A new bathymetric compilation covering circum-Antarctic waters: IBCSO VERSION 1.0"
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Bathymetric data from all data holders are reviewed and pooled at 1 meter resolution to form the basis of the bathymetric data set. This includes all
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233:. The extent of the project is bound by 50°S, stretching from the southern tip of South America to the coastal waters of
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The gridded product is made available to the public at a 500m x 500m resolution in a polar stereographic projection (
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Current coverage of the world's oceans by SEABED2030 Project (hosted by the
University of Stockholm, Sweden)
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south of 60°S. More than 4,200 million ocean soundings of diverse types and quality were incorporated.
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The IBCSO version 2 bathymetric chart as print map. Map contains the ice surface layer. Download from
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444:"Deep glacial troughs and stabilizing ridges unveiled beneath the margins of the Antarctic ice sheet"
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Tozer, B.; Sandwell, D. T.; Smith, W. H. F.; Olson, C.; Beale, J. R.; Wessel, P. (October 2019).
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Howat, Ian M.; Porter, Claire; Smith, Benjamin E.; Noh, Myoung-Jong; Morin, Paul (2019-02-26).
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and singlebeam echosounders to historic lead line measurements. A weighted
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597:"The International Bathymetric Chart of the Southern Ocean Version 2"
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The first version of IBCSO was published in 2013, covering the
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and use that data to produce gridded bathymetric maps of the
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Publicly available bathymetric chart of the
Southern Ocean
385:"Global Bathymetry and Topography at 15 Arc Sec: SRTM15+"
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Alfred
Wegener Institute for Polar and Marine Research
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IBCSO became associated with and is supported by the
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237:. The IBCSO project is currently hosted by the
499:"The Reference Elevation Model of Antarctica"
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221:. The project aims to identify and pool all
211:Scientific Committee on Antarctic Research
181:) is a regional mapping initiative of the
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289:: 9354) with either bedrock data of the
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295:General Bathymetric Chart of the Oceans
215:General Bathymetric Chart of the Oceans
207:International Hydrographic Organization
183:General Bathymetric Chart of the Oceans
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189:). IBSCO receives support from the
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688:SCAR website of the IBCSO project
104:Antarctica and the Southern Ocean
280:Shuttle Radar Topography Mission
205:IBCSO is a joint project by the
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77:The official text logo of IBCSO
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561:Geophysical Research Letters
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621:10.1038/s41597-022-01366-7
468:10.1038/s41561-019-0510-8
360:500x500 meter resolution
347:500x500 meter resolution
401:2019E&SS....6.1847T
389:Earth and Space Science
38:, as no other articles
524:10.5194/tc-13-665-2019
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267:multibeam echosounders
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276:multibeam echosounder
239:bathymetry department
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410:10.1029/2019EA000658
261:sources from modern
101:class=notpageimage|
613:2022NatSD...9..275D
515:2019TCry...13..665H
460:2020NatGe..13..132M
363:coverage up to 50°S
350:coverage up to 60°S
313:Seabed 2030 Project
291:Antarctic continent
219:Seabed 2030 Project
195:Seabed 2030 Project
144: /
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318:seismic reflection
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57:for suggestions.
47:to this page from
573:10.1002/grl.50413
567:(12): 3111–3117.
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395:(10): 1847–1864.
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253:Description
247:Bremerhaven
167:World Ocean
151: /
126:Coordinates
713:World maps
702:Categories
607:(1): 275.
370:References
235:Antarctica
223:Bathymetry
201:Background
112:Bathymetry
53:; try the
40:link to it
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581:210009232
541:135189510
533:1994-0424
484:209331991
476:1752-0894
427:202193310
419:2333-5084
324:, etc.).
316:sources (
62:June 2023
43:. Please
647:35672417
328:Versions
231:seafloor
217:and the
193:– GEBCO
148:90°S 0°E
117:Location
638:9174482
609:Bibcode
511:Bibcode
456:Bibcode
431:SRTM15+
397:Bibcode
338:PANGAEA
297:grid.
241:at the
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537:S2CID
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423:S2CID
322:lidar
187:GEBCO
179:IBCSO
643:PMID
625:ISSN
529:ISSN
472:ISSN
415:ISSN
287:EPSG
173:The
136:90°S
633:PMC
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245:in
139:0°E
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