Marine Gazetteer Placedetails

MRGID http://marineregions.org/mrgid/57068
Status Proposed standard Proposed standard
Name
Language Name Name source
EnglishYitong CanyonsIHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version)   
PlaceType Canyon 
Latitude 18° 55' 42.8" N (18.928542°)  
Longitude 114° 24' 14.5" E (114.404032°)  
Min. Lat 18° 31' 12" N (18.52°)  
Min. Long 113° 51' 24.1" E (113.8567°)  
Max. Lat 18° 48' 6" N (18.8017°)  
Max. Long 115° 0' 42" E (115.0117°)  
Source IHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version), available online at http://www.ngdc.noaa.gov/gazetteer/
Notes GEBCO: discoverer and year of discovery: Discoverer: Chinese research vessel "Haiyang Sihao". Year of discovery: 2008. History: Named from the nearby Yitong Ansha (Helen Shoal), thus named by the Chinese government in 1983.    
GEBCO: associated meeting, proposer and year of proposal: Associated meeting: SCUFN-30. Proposer: Guangzhou Marine Geological Survey, China. History: 2017.    
Additional information: This feature has a steepness of 3 to 10°. It comprises several canyons extending NW-SE. Minimum depth (m): 1100. Maximum depth (m): 3611. Total relief (m): 2511. Dimension: 140 km × 62 km    
Relation 
Part of  South China Sea (IHO Sea Area)  [view hierarchy]   
Map
Edit history Last edited on 2018-09-13 16:53:11 by Lonneville Britt
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