Download Bathymetry Data
NIWA provides free New Zealand Region bathymetric datasets and images.
This dataset provides the most up-to-date bathymetry of one of the largest areas of deep-water seabed under national jurisdiction. The 250m resolution gridded bathymetric data set encompasses New Zealand's Exclusive Economic Zone and is available in multiple high-resolution file formats to suit a range of imagery and mapping needs.
New Zealand Regional Bathymetry (2016)
ESRI shapefile [ZIP 830 MB]
NZ 250m ESRI ASCII grid [ZIP 563 MB]
NZ 250m ESRI binary grid [ZIP 553 MB]
New Zealand Region Bathymetry (2008)
The NZ 250m gridded bathymetric data set and imagery, CANZ (2008).
8235x10460 pixels image [TIF 246 MB]
4117x5230 pixels image [JPG 1.32 MB]
MapInfo Interchange Format [ZIP 106 MB]
ESRI Shapefile [ZIP 68 MB]
NZ 250m ESRI ASCII grid [ZIP 530 MB]
NZ 250m ESRI binary grid [ZIP 592 MB]
Annotated New Zealand Region Bathymetry
Annotated NZ 250m gridded bathymetric imagery, CANZ (2008) with either undersea feature names or (Exclusive Economic Zone) EEZ. An exclusive economic zone (EEZ) is a marine area prescribed by the United Nations Convention on the Law of the Sea over which a state has special rights over the exploration and use of marine resources, including energy production from water and wind.
Undersea feature names
TIF 246Mb (8235x10460)
JPG 1.59Mb (4117x5230)
Undersea feature names with Contours
TIF 329Mb (8235x10460)
JPG 5.8Mb (4117x5230)
Exclusive Economic Zone (EEZ)
TIF 401Mb (8235x10460)
JPG 8.93Mb (4117x5230)
Southwest Pacific Region Bathymetry
A bathymetric image compiled from of the NZ 250m gridded bathymetric data set, CANZ (2008) and The Centenary Edition of the GEBCO Digital Atlas, 2003.
GeoTIFF 162Mb (zip) (16826x21917)
JPG 38Mb (8413x10959)