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

NIWA Fish & macroinvertebrate Photarium - image 1

Side view of Freshwater bully fish in a white box, window facing camera, and scale attached length-wise at the bottom to measure fish length
Cindy Baker, NIWA

NIWA Fish & macroinvertebrate Photarium being used to ID two bully species. [Cindy Baker, NIWA] 

Freshwater fish