Freshwater quality

Banded kōkopu juveniles are very good climbers and will try to escape from buckets by clinging to and wriggling up the sides.

When soils erode, sediments are washed into waterways.

To prepare for changes in climate, our freshwater and oceans decision-makers need information on species vulnerability to climate change.

The largest member of the Galaxiidae family.

Temperature affects the number and type of animals and plants that live in a waterway.

Inanga are the predominant species in the modern whitebait fishery.

How do hydro-electricity activities potentially influence waterway temperatures?

The kākahi or freshwater mussel was a valuable mahinga kai resource for many Māori.

Water clarity or turbidity is the cloudiness or haziness in a fluid caused by individual small particles (suspended solids).

Grey mullet have a worldwide distribution and Aotearoa is at the southern limit of their range.

What are the potential sources of sediments from land use activities?

Kōaro are excellent climbers and like clear, swiftly flowing, forested streams.