Marine Gazetteer Placedetails

Status Proposed standard Proposed standard
Language Name Name source
EnglishPorangahau RidgeIHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version)   
EnglishPōrangahau RidgeNew Zealand Gazetteer   
PlaceType Ridge 
Latitude 40° 29' 16.4" S (-40.4879°)  
Longitude 177° 40' 23.6" E (177.67321°)  
Min. Lat 40° 37' 33" S (-40.6258°)  
Min. Long 177° 31' 54.1" E (177.5317°)  
Max. Lat 40° 19' 42.6" S (-40.3285°)  
Max. Long 177° 47' 37.1" E (177.7937°)  
Source IHO-IOC GEBCO Gazetteer of Undersea Feature Names (2018-06-25 - current version), available online at
Notes GEBCO: discoverer and year of discovery: History: Named in association with Porangahau (locality), Porangahau River and Porangahau Stream on the adjacent New Zealand mainland. Lit. "po": night; "rangahau": pursuit. The inhabitants of Heretaunga once had to make a retreat from their enemies at this place. The NZGB's archives record that Porangahau is named after a Rangitane chief. There is a macron on the "o".    
GEBCO: associated meeting, proposer and year of proposal: Associated meeting: SCUFN-29. Proposer: New Zealand Geographic Board (NZGB). History: 2016.    
Additional information: This NE-SW trending feature is located approximately 80 km offshore from the E coast of the North Island of New Zealand on the lower continental slope. The name first appeared on NZ Coastal Bathymetry Series (CBS) chart 'Turnagain' in 1976. Minimum depth (m): 1600. Maximum depth (m): 2000. Total relief (m): 400. Dimension: 45 km    
Part of  South Pacific Ocean (IHO Sea Area)  [view hierarchy]   
Edit history Last edited on 2018-09-13 16:53:11 by Lonneville Britt
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