| MRGID |
http://marineregions.org/mrgid/57103 |
| Status |
Proposed standard  |
| Names |
| Language |
Name |
Name source |
| English | Ko-Hakucho Guyot | IHO-IOC GEBCO Gazetteer of Undersea Feature Names |
| English | Kohakuchō Guyot | US BGN Advisory Committee on Undersea Features (ACUF) |
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| PlaceType |
Guyot(s) |
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| Latitude |
23° 28' 17.4" N (23.4715°) |
| Longitude |
148° 34' 33.2" E (148.57588°) |
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| Min. Lat |
23° 19' 16.5" N (23.3213°) |
| Min. Long |
148° 25' 32.4" E (148.4257°) |
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| Max. Lat |
23° 38' 20.5" N (23.639°) |
| Max. Long |
148° 45' 7" E (148.7519°) |
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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: discoverer and year of discovery (en): Discoverer: Japanese survey vessel "Shoyo". Year of discovery: 2001. History: Ko-Hakusho is the Japanese for "Small Swan". A series of Seamounts and Guyots around the nearby Minami-Tori Shima Island (literally "Southern Bird Island" in Japanese) have been given bird names. |
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GEBCO: associated meeting, proposer and year of proposal (en): Associated meeting: SCUFN-30. Proposer: Japanese Committee on Undersea Feature Names (JCUFN). History: 2017. |
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Additional information (en): This feature has a conical shape and a steepness of ~ 20 %. Minami-Tori Shima Island, also known as Marcus Island, is an isolated Japanese coral atoll in the Northwest Pacific Ocean, and the easternmost land territory of Japan. Minimum depth (m): 2183. Maximum depth (m): 5805. Total relief (m): 3622. Dimension: 35 km × 35 km |
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ACUF unique id (UFI) (en): 15175478 |
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Coordinates in ACUF (en): Latitude: 23.47233; Longitude: 148.567 |
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Previous coordinates (en): Lat: 23.47233; Long: 148.567 (update 2026-09-29) |
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| Edit history |
Last edited on 2026-09-29 09:47:45 by Lonneville Britt
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