Atmospheric analysis

Commercial toothfish fishing in the Ross Sea has the potential to affect some demersal (bottom-dwelling) fish species in the region through by-catch and ecosystem changes.

This study will complement groundbreaking work undertaken in 2013 to determine the distribution of blue whales in the area and measure the characteristics of their habitats.

This voyage will undertake a range of surveys around the islands to understand the factors influencing abundance and distribution of the whales - including what they eat.

Te Waihora is a special lake in need of some intensive care. Together, scientists, iwi, locals and environmentalists are pooling their knowledge and resources to make it better.

Weekly update to help media assess likelihood of extremely dry weather preceding a drought. Regions experiencing severely to extremely drier than normal soils conditions are deemed “hotspots”.

This week’s critter is a funky, multi-coloured seastar, Asterodiscides truncatus, commonly known as the firebrick seastar.

Nothing says summer holiday quite like the rhythmical sigh of waves breaking gently on a sundrenched shore.

Weekly update to help media assess likelihood of extremely dry weather preceding a drought. Regions experiencing severely to extremely drier than normal soils conditions are deemed “hotspots”.

In this week’s blog we explore Ecionemia alata (Dendy, 1924) commonly known as the purple cup or pillow sponge.

When it comes to second-guessing the weather, everyone has an opinion. NIWA meteorologist Chris Brandolino has heard most of them.

Karl Safi is reluctant to say brewing beer is a science. He thinks it is more accurate – and important – to describe it is a combination of science and art.

NIWA photographers are well known for their stunning images of New Zealand’s environment. Four of the best discuss their favourite shots and what was going on at the time.