On 1 July 2025, NIWA merged with GNS Science to become Earth Sciences New Zealand.

Willowed riverbanks

Willows along the banks of the Waihao and Waitaki Rivers. Willows provide excellent cover and habitat for eels. You can read more about the results of this survey in Jellyman (2012) - Survey of tuna in customary areas of ANG 14. Credits: Eric Mellina and NIWA