Hutt River, Kaitoke Regional Park. Photo: Ministry for the Environment
Environmental reporting series
- Our marine environment 2019
- Environment Aotearoa 2019
- Our air 2018
- Our land 2018
- Our atmosphere and climate 2017
- Our fresh water 2017
- Our marine environment 2016
- Environment Aotearoa 2015
New and updated for Our freshwater 2020:
- Conservation status of indigenous freshwater species
- Lake submerged plant index
- Deposited sediment in rivers
- Freshwater physical habitat
- Consented freshwater takes
- Modelled lake water quality
- River water quality: heavy metals
- Groundwater quality
Indicators updated for Environment Aotearoa 2019:
- River water quality: nitrogen
- River water quality: phosphorus
- River water quality: clarity and turbidity
- River water quality: Escherichia coli
- River water quality: macroinvertebrate community index
- Nitrate leaching from livestock
- Livestock numbers
- Nitrogen and phosphorus in fertilisers
- Irrigated land
Indicators last updated for Our fresh water 2017:
- Selected barriers to freshwater fish in Hawke’s Bay
- Freshwater pests
- Cultural health index for freshwater bodies
- Groundwater physical stocks
Other indicators referenced in this report:
- Predicted pre-human vegetation
- Land cover
- Wetland extent
- Agricultural and horticultural land use
- Rainfall intensity
- National temperature time series
- Soil moisture and drought
- Annual glacier ice volumes
- Coastal sea-level rise
- Coastal and estuarine water quality
- Heavy metal load in coastal and estuarine sediment
- Ocean acidification
The Ministry for the Environment and Stats NZ would like to thank the following people and organisations for their invaluable contribution to Our freshwater 2020 and Environmental indicators Te taiao Aotearoa.
We thank the following for providing data for this report:
- Cawthron Institute
- Department of Conservation
- Land Water People
- Manaaki Whenua Landcare Research
- regional councils.
Senior Science and Mātauranga Team
We are very grateful for the assistance of the Senior Science and Mātauranga Team, who provided advice and feedback on draft versions of this report:
- Anne-Gaelle Ausseil: Manaaki Whenua Landcare Research
- Clive Howard-Williams: NIWA
- Erica Williams: NIWA
- James Renwick: Victoria University of Wellington
- Jane Kitson: Kitson Consulting.
We also acknowledge Alistair Allan (Greater Wellington Regional Council) and Merilyn Merrett (Friends of Waiwhetu Stream) who provided information for the Waiwhetu Stream case study, and Jane Goodman (Department of Conservation) who provided advice and information for the īnanga infographic series.
This report was compiled by the Ministry for the Environment and Stats NZ’s Environmental Reporting team.
All infographics were created by Dumpark Information Design.
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