Marine Gazetteer Placedetails

Status Proposed standard Proposed standard
Language Name Name source
EnglishGrossos CanyonIHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version)   
PlaceType Canyon 
Latitude 4° 33' 0.8" S (-4.55022°)  
Longitude 36° 54' 31.6" W (-36.90879°)  
Min. Lat 4° 34' 43.9" S (-4.5789°)  
Min. Long 36° 54' 49.2" W (-36.9137°)  
Max. Lat 4° 31' 23.7" S (-4.5232°)  
Max. Long 36° 54' 2.2" W (-36.9006°)  
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: Brazilian survey vessel "Sirius". Year of discovery: 2011. History: Named from the nearby coastal city of Grossos, in the Brazilian State of Rio Grande do Norte.    
GEBCO: associated meeting, proposer and year of proposal: Associated meeting: SCUFN-30. Proposer: Helenice Vital, Geology and Geophysics Laboratory of Rio Grande do Norte Federal University, Brazil. History: 2017.    
Additional information: This feature has a steepness of 25 to 35°. The name first appeared in 2015 in a scientific paper from Almeida, N., Vital, H., and Gomes, M.: "Morphology of submarine canyons along the continental margin of the Potiguar Basin, NE Brazil". Minimum depth (m): 150. Maximum depth (m): 950. Total relief (m): 800. Dimension: 0.9 km to 1.9 km width x 6.5 km long    
Part of  South Atlantic Ocean (IHO Sea Area)  [view hierarchy]   
Edit history Last edited on 2018-09-13 16:53:11 by Lonneville Britt
[Google] [Google scholar] [Google images]