Bathymetry

Latest news

Seabed mapping in Marlborough uncovers 10 shipwrecks

31 August 2018
The most detailed seafloor mapping of a coastal region off New Zealand has been completed in Marlborough.

New discoveries on Marlborough seafloor

Media Release
28 August 2018
The findings of the most complex underwater coastal survey of the seafloor undertaken in New Zealand, including previously undiscovered natural features and sunken boats, are to be formally presented to the Marlborough community tomorrow.

NZ scientists launch their part in bold project to map seafloor

Media Release
20 June 2018
New 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

9 June 2017

New Zealand joins global seabed mapping initiative

 

Our work

Backscatter Measurement Guidelines

Marine scientists have long recognized the potential of using remotely-sensed data, most often acquired using a sonar system, as a proxy of biophysical indicators.

Oceans 20/20

The Ocean Survey 20/20 (OS 20/20) programme is a Government initiative, which aims to provide New Zealand with better knowledge of its ocean territory, including New Zealand's Exclusive Economic Zone (EEZ), Continental Shelf and the Ross Sea Region.

 

Latest videos

Shifting Sands - Tsunami hazard off Kaikoura, NZ

Shifting Sands

Dr Joshu Mountjoy discusses NIWA's work in assessing the tsunami hazard just south of Kaikoura. 

Find out more about this research. 

Echo, Echo: Scanning the Seafloor on R.V. Tangaroa

Echo, Echo: Scanning the Seafloor on R.V. Tangaroa

NIWA ocean geologist Dr Joshu Mountjoy explains how the R.V. Tangaroa's multibeam system is used for bathymetric (seabed) mapping, and some of the benefits which come out of this mapping.

Seabed Frontier: A Brief History of Bathymetry

Seabed Frontier: A Brief History of Bathymetry

NIWA marine geologist John Mitchell gives a brief history of bathymetric (seabed) charting, and how it's been carried out over the last few hundred years. (01:18) 

 

Seabed mapping in Marlborough uncovers 10 shipwrecks

31 August 2018
The most detailed seafloor mapping of a coastal region off New Zealand has been completed in Marlborough.

New discoveries on Marlborough seafloor

Media Release
28 August 2018
The findings of the most complex underwater coastal survey of the seafloor undertaken in New Zealand, including previously undiscovered natural features and sunken boats, are to be formally presented to the Marlborough community tomorrow.

NZ scientists launch their part in bold project to map seafloor

Media Release
20 June 2018
New 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

9 June 2017

New Zealand joins global seabed mapping initiative

Massive mudslides in Kaikōura Canyon destroy seabed life

Media Release
27 February 2017

Huge mudslides from November’s earthquakes have wiped out all organisms living in the seabed of the Kaikōura Canyon.

NIWA diverts ship to earthquake areas

Media Release
18 November 2016
NIWA’s flagship research vessel Tangaroa has been diverted to survey the seabed in areas affected by Monday’s earthquake.

NIWA completes first bathymetric mapping of Lake Tekapo

Media Release
17 March 2016
NIWA 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

Marine 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 reports and data

A list of current voyage reports in downloadable formats.

Voyage leader's final update

Blog
11 March 2015
Now 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

16 July 2014
NIWA 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.

Coromandel

Biodiversity images.

Shifting Sands - Tsunami hazard off Kaikoura, NZ

Shifting Sands

Dr Joshu Mountjoy discusses NIWA's work in assessing the tsunami hazard just south of Kaikoura. 

Find out more about this research. 

How prepared are we for a major marine earthquake?

14 November 2012

This week, New Zealand's leading coastal scientists, engineers and planners are attending the New Zealand Coastal Society 20th Annual Conference in Auckland. At the conference, NIWA's Dr Philip Barnes will explore the question of how well do we know New Zealand's submarine earthquake hazards.

First sighting of volcano responsible for undersea eruption

29 October 2012

New Zealand scientists are investigating active undersea volcanos, north of New Zealand. New images reveal the impacts of a significant eruption on the seafloor.

Oceans 20/20

The Ocean Survey 20/20 (OS 20/20) programme is a Government initiative, which aims to provide New Zealand with better knowledge of its ocean territory, including New Zealand's Exclusive Economic Zone (EEZ), Continental Shelf and the Ross Sea Region.

NIWA survey reveals deep water canyons off Otago coast

23 August 2012

NIWA's has mapped the seabed off the coast of Otago, revealing the structure of nine canyons in the Great South Basin. This survey is providing new information about geological processes in the region as well as clues to what types of life might exist on the seafloor. 

NIWA seafloor mapping of Auckland’s doorstep

20 August 2012

NIWA's research vessel Tangaroa will set sail from Wellington on 21 August to map the seabed in the mid-to-outer Greater Hauraki Gulf, including the coast off Coromandel.

Tangaroa sets sail to map the seabed off Otago

3 July 2012

 New Zealand's research vessel Tangaroa set sail from Wellington on Saturday to map the seabed off the coast of Otago. The survey area includes the Canterbury and Great South Basins.

Echo, Echo: Scanning the Seafloor on R.V. Tangaroa

Echo, Echo: Scanning the Seafloor on R.V. Tangaroa

NIWA ocean geologist Dr Joshu Mountjoy explains how the R.V. Tangaroa's multibeam system is used for bathymetric (seabed) mapping, and some of the benefits which come out of this mapping.

Seabed Frontier: A Brief History of Bathymetry

Seabed Frontier: A Brief History of Bathymetry

NIWA marine geologist John Mitchell gives a brief history of bathymetric (seabed) charting, and how it's been carried out over the last few hundred years. (01:18) 

Pages

 
Subscribe to RSS - Bathymetry