Freshwater Ecological monitoring

Few New Zealand lakes retain their indigenous vegetation, and the condition of many lakes is under threat from land-use changes and the invasion of alien aquatic plants.

This manual prescribes a set of sampling and analysis protocols applicable to most of the common stream habitats in New Zealand.

These guidelines outline a recommended minimum set of methods for a community group interested in following habitat changes in an estuary.

Over the past decade, NIWA has published many popular articles that deal with estuaries - this overview is intended to bring together and make whole sense of the information published to date in the various popular articles.

Wetland species and wetland management in New Zealand.

Tau kōura is a traditional Māori fishing method commonly used to harvest kōura or freshwater crayfish in areas where they are abundant.