Oceans

A successful electronic tagging project means scientists have made some important discoveries about spinetail devilrays.

A tiny community of New Zealand sea lions on the Otago Peninsula is helping scientists solve the mystery of why some populations are doing better than others.

Another colossal squid is under examination in Wellington, but this one could fit in the palm of your hand.

Ocean acidification conditions around the New Zealand coast are being measured to establish baseline conditions and to quantify future change.

We are using modern techniques to map seafloor surrounding Kapiti Island, an area of significant cultural and environmental value to New Zealand.

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.

Hundreds of amazing images have come back from NIWA’s NZ-AU Antarctic Ecosystems Voyage 2015 on RV Tangaroa.

Now back on dry land, Voyage Leader Richard O'Driscoll reflects on the final days of RV Tangaroa's 2015 Antarctica expedition.

This week’s critter is the colonial ascidian, or more commonly known as seasquirt, Leptoclinides marmoreus Brewin, 1956.

It has been another amazing week here on the Tangaroa. On Saturday we saw Antarctica which was an absolutely breath-taking experience that I’ll remember for the rest of my life!

Scientists from the Australian Antarctic Division explain the blue whale research they are leading onboard the New Zealand-Australia Antarctic Ecosystems Voyage 2015.