They give an unprecedented insight into the shape of the ocean floor ridges volcanoes plateaus.
Sea floor map nz.
So i wanted to start off my mapping tour by creating a seafloor map of new zealand.
Gns science a new zealand research institute published two new maps and an interactive website on monday.
Niwa s new undersea new zealand map provides a unique insight into the shape of the seafloor in one of the world s most extensive marine jurisdictions.
That s our job as the new zealand hydrographic authority nzha located within linz.
More than 90 per cent of new zealand s continental mass is underwater.
Nz marine charts all in one place.
See our new bathymetry area the high resolution maps show the hidden seabed of the deep sea around the country in incredible digital detail making them a treasure for all new zealanders.
New zealand is the perfect country to map not only because of all the free data available it also has a very interesting topography above and below the sea surface.
The resulting surveys show far greater detail than was possible with older equipment.
Display and track your current location.
Choose from linz navionics topo google street satellite and terrain.
The maps cover the shape of the ocean floor and zealandia s tectonic profile which.
Highly detailed maps of new zealand s seabed are now freely available on niwa s website.
These maps are the culmination of niwa s geological oceanographic and fisheries research and their collection of high resolution sea floor images from around new zealand.
Experts in hydrography the science of surveying and mapping the sea floor and coastline we chart the country s surrounding sea and environs from the south west pacific to the antarctic as mandated by the international hydrographic organisation.
Nz s national hydrographer on mapping the sea floor niwa s multibeam echo sounder maps the seafloor using a fan of acoustic beams providing complete coverage of the seabed.