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See NIWA scientists talking about their work, along with fascinating animations and underwater footage.

Ocean Acidification
This video has been produced to highlight ocean acidification as a potential issue affecting the NZ shellfish aquaculture industry
NIWA antarctic buoy deployed
A buoy to measure waves in the Southern Ocean is lowered on to sea ice via a helicopter from research vessel, Aurora Australis.
Our World is Changing
Our world is changing - here is some food for thought...
Thin Ice
In late 2013, a group of scientists from NIWA travelled to Antarctica to perform a series of experiments under the sea ice to look at how climate change and ocean acidification could affect this fragile ecosytem.
Ice divers
A specialist dive team venture under the Antarctic sea ice to work on an ocean acidification experiment, and they bring back some breath taking video of the environment along the way.
Blue Cod
For the first time on a blue cod survey, cameras were fixed to some of the pots to observe the behaviour of blue cod in and around the pots.
Summer Camp - Extreme
PhD Student Eleanor Rainsley tells us about her experience living and working on Taylor Glacier, Antarctica. 
Raw footage - Wellington storm, June 21 2013
Raw footage of the storm battering Wellington (New Zealand) on June 21st, 2013.
NIWA forecast
Scientists, farmers and growers discuss NIWA's new weather forecasting product at Fieldays 2013.
Back to the Future
Dr Katja Riedel and Dr Hinrich Schaefer discuss how NIWA's ice coring work on Taylor Glacier in Antarctica is allowing us to find out about the Earth's atmosphere in the distant past.
Shifting Sands - Tsunami hazard off Kaikoura, NZ
Dr Joshu Mountjoy discusses NIWA's work in assessing the tsunami hazard just south of Kaikoura. 
A Different Kettle of Fish
Take a look inside NIWA's facilities - the species, the science and the future of our aquaculture industry.
Fiordland’s depths reveal more new-to-science wonders - Funicularina sp. (sea pen)
Scientists from NIWA and the Department of Conservation (DOC) have used a remote operated vehicle (ROV) equipped with cameras and a grappling arm to locate and sample specimens of sea pen previously unknown to science, hidden in the undiveable depths of remote Fiordland.
Our World
Compiled by NIWA from the United Nations report "Keeping Track of Our Changing Environment: From Rio to Rio+20 (1992-2012)".
Ocean acidification
Otago water shows how the ocean is changing.
Journey Across an Underwater Landscape
The diverse communities of New Zealand's seamounts. On show at the Deep NZ: Our underwater wilderness exhibition at Te Papa 2012/2013.
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
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) 
Pearse Resurgence Dive
Australian cave divers exploring the Pearse Resurgence, a cave system near Nelson, in search of samples of stygofauna.
Vent and seamount fauna - Tangaroa Seamount
A collection of images of some of the chemosynthetic barnacles, mussels, and shrimps on Tangaroa Seamount. The footage and specimens confirmed active hydrothermal venting.