Science Centres: Environmental Information, Oceans

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 Region Bathymetry

The NZ 250m gridded bathymetric data set and imagery, CANZ (2008).

TIF 246Mb (8235x10460)
JPG 1.32Mb (4117x5230)
MapInfo Interchange Format 106Mb (zip)
ESRI Shapefile 68Mb (zip)
NZ 250m ESRI ASCII grid 530Mb (zip)

Annotated New Zealand Region Bathymetry

Annotated NZ 250m gridded bathymetric imagery, CANZ (2008).
with either undersea feature names or EEZ

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)