Atmospheric analysis

The River Environment Classification (REC) is a database of catchment spatial attributes, summarised for every segment in New Zealand's network of rivers.

Whitianga Wharf sea levels

RV Tangaroa is New Zealand’s only ice strengthened and dynamically positioned deep-water research vessel.

This Statement of Corporate Intent (SCI) sets out NIWA's strategy for delivering against its core purpose over the next five years.

Each waterway has its own particular characteristics relating to water flow, velocity, and quantity.

Tuna, or freshwater eels, are the most widespread freshwater fish in New Zealand. This 'living' educational resource summarises a large amount of scientific and technical literature.

These datasets are available in a range of formats.

If you're moving to join us here at NIWA, we want to say thanks for choosing us by helping you with your big move.