| MRGID |
http://marineregions.org/mrgid/49871 |
| Status |
Proposed standard  |
| Names |
| Language |
Name |
Name source |
| English | Madden Sea Channel | IHO-IOC GEBCO Gazetteer of Undersea Feature Names |
| English | Madden Channel | New Zealand Gazetteer |
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| PlaceType |
Seachannel |
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| Latitude |
40° 38' 57.5" S (-40.64931°) |
| Longitude |
177° 19' 57.2" E (177.33255°) |
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| Min. Lat |
40° 44' 42.6" S (-40.7452°) |
| Min. Long |
177° 15' 48.3" E (177.2634°) |
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| Max. Lat |
40° 33' 44.8" S (-40.5624°) |
| Max. Long |
177° 23' 11.3" E (177.3865°) |
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| Source |
IHO-IOC GEBCO Gazetteer of Undersea Feature Names, available online at http://www.ngdc.noaa.gov/gazetteer/ |
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| Notes |
GEBCO: associated meeting, proposer and year of proposal (en): Associated meeting: SCUFN-29. Proposer: New Zealand Geographic Board (NZGB). Year of proposal: 2015. |
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GEBCO: discoverer and year of discovery (en): History: Named in association with Madden Basin and Madden Canyon, which were named after Admiral Sir Charles Madden (1906-2001), Chief of New Zealand Naval Staff. |
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Additional information (en): This feature is located approximately 60 km E-SE of Cape Turnagain, offshore from the E coast of the North Island of New Zealand. It is the gentle-sided lower part of Madden Canyon that falls as deep as 2000 m. The name first appeared on NZ Coastal Bathymetry Series (CBS) chart 'Turnagain' in 2002. Minimum depth (m): 1900. Maximum depth (m): 2000. Total relief (m): 100. Dimension: 40 km. |
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Coordinate information (en): Coordinates in New Zealand gazetteer: -40.639333, 177.322667 |
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Previous coordinates (en): Lat: -40.64931 ; Long: 177.33255 (update 2020-04-22) |
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ACUF unique id (UFI) (en): 15454010 |
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| Relation |
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| Map |
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| Edit history |
Last edited on 2020-05-08 00:45:32 by Lonneville Britt
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