Marine Gazetteer Placedetails

Status Proposed standard Proposed standard
Language Name Name source
EnglishKoyo RidgeIHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version)   
PlaceType Ridge 
Latitude 21° 21' 29.8" N (21.35829°)  
Longitude 127° 6' 40.9" E (127.11136°)  
Min. Lat 21° 14' 20" N (21.2389°)  
Min. Long 126° 59' 33.8" E (126.9927°)  
Max. Lat 21° 28' 25.6" N (21.4738°)  
Max. Long 127° 13' 23.4" E (127.2232°)  
Source IHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version), available online at
Notes GEBCO: discoverer and year of discovery: Discoverer: Japanese survey vessel "Takuyo". Year of discovery: 1997. History: Named after the Japanese novelist and poet Koyo Ozaki (1868-1903), during the Meiji period of Japan. Koyo is the first name as, at that time, it was common and popular for Japanese writers to be called by their first names. This feature is associated with the nearby Great Writers Seamount Province.    
GEBCO: associated meeting, proposer and year of proposal: Associated meeting: SCUFN-30. Proposer: Japanese Committee on Undersea Feature Names (JCUFN). History: 2017.    
Additional information: This feature has an elongated shape and a steepness of ~ 13 %. The single position is that of the summit. Most of the Japanese writers relevant to the Great Writers Seamount Province were active in late 1800's to early 1900's. Minimum depth (m): 4347. Maximum depth (m): 5664. Total relief (m): 1317. Dimension: 20 km × 20 km    
Part of  Philippine Sea (IHO Sea Area)  [view hierarchy]   
Edit history Last edited on 2018-09-13 16:53:11 by Lonneville Britt
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