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NZ scientists launch their part in bold project to map seafloor
Media release20 June 2018New Zealand’s contribution to an ambitious international project aiming to generate a definitive map of the entire ocean floor in less than 12 years, is being launched in Wellington tomorrow. -
New Zealand joins global seabed mapping initiative
News article09 June 2017New Zealand joins global seabed mapping initiative -
New Zealand bathymetry - Further information
Technical information about our datasets and methodology along with related resources. -
Charts
Publication seriesCharts of coastal bathymetry, sediment, and other information are available for purchase. -
Multibeam swath system
Hull-mounted on the RV Tangaroa, the EM302 multibeam echosounder maps the seafloor using a fan of 288 acoustic beams, producing up to 864 soundings per ping in dual swath mode, providing 100% coverage of the seabed. -
Massive mudslides in Kaikōura Canyon destroy seabed life
Media release27 February 2017Huge mudslides from November’s earthquakes have wiped out all organisms living in the seabed of the Kaikōura Canyon. -
NIWA completes first bathymetric mapping of Lake Tekapo
Media release17 March 2016NIWA researchers have spent part of the last month keeping a close eye on the bottom of Lake Tekapo to find out what it looks like and what is going on below the lake bed. -
Backscatter Measurement Guidelines
Research ProjectMarine scientists have long recognized the potential of using remotely-sensed data, most often acquired using a sonar system, as a proxy of biophysical indicators. -
Voyage leader's final update
Blog11 March 2015Now back on dry land, Voyage Leader Richard O'Driscoll reflects on the final days of RV Tangaroa's 2015 Antarctica expedition. -
Rare fish and new seafloor habitats found during NIWA survey of coastal East Northland
News article16 July 2014NIWA scientists surveying shallow water coastal habitats off the east coast of Northland have found a rich diversity of macroalgal meadows, shellfish beds, sponges, and rare fish species. -
How prepared are we for a major marine earthquake?
News article14 November 2012