Has a receding lower jaw and black spots behind the head.

Technical information about our datasets and methodology along with related resources.

Tuna harvested from Lake Ōmāpere and Utakura River catchment have long comprised an important fishery for tangata whenua.

Wastewater treatment is the separation and extraction of solid waste from liquid waste, and the removal of nutrients and pathogens.

What are the potential sources of chemical contamination from aquaculture activities?

Defining drought and identifying its causes and impacts on humans.

At the age of seven, NIWA’s youngest climate scientist, Nava Fedaeff, swapped sub-arctic Siberia for balmy Auckland – and her first job was to learn to swim.

Pauanui North station

There are several ways to tell the three New Zealand eel species apart.

Projections of how climate change is likely to affect New Zealand.

This lesson will explore the use of Māori environmental indicators [tohu] to anticipate local weather and climate conditions.