Freshwater Knowledge Hub • Access to Experts

Welcome to A2E’s Freshwater Knowledge Hub.

We’re here to support you meet your freshwater management needs. Here you’ll find handy resources, like reports, fact sheets, workshop recordings and FAQs, to help you find advice and answers your questions quickly.

Welcome to A2E’s Freshwater Knowledge Hub.

Our latest thinking

Restore Hibiscus and Bays Freshwater Monitoring Plan

Sediment Bunds in the Waitakarao Washdyke Lagoon Catchment

Stormwater Detainment Bund Design Feasibility on Playnes Farm (Bay of Plenty)

Biophysical Risk Mapping Manual and Methodology – Bay of Plenty

Barkers Creek Nutrient Review: Sources, Mitigation and Achievability of Targets

Kākahi (freshwater mussel) eDNA Sampling in the Coatesville Area Guide

Periphyton Biomass Baseline Attribute State in Tairāwhiti

Puerua-Waitepeka Catchment Group Water Quality Monitoring Programme

Ecosystem Metabolism Application in the Taranaki Region

Bream Bay Catchment Action Plan

Welcome to Freshwater Knowledge Hub

Assessment of potential for modelling an extended set of E.coli mitigation measures for Horizons and Taranaki regions

Teviot Valley Water Quality Monitoring Programme Review

Kahahakuri Erosion and Cow Cress Mitigations

Mangarara Catchment - Erosion and Sediment Reduction Strategy

Lowburn Catchment - Willow Management

Willow Removal at Poolburn Gorge

Le Roys Bush Slip Remediation – Ecological Restoration Plan

Hurunui Catchment Stream Health Training and Testing

Implementable Actions for Piakoiti and Piakonui

Piako Waihou Catchment – Review of Existing Data

Hurunui District Water Quality Review

Hauarahi Stream - Water Quality Assessment

Awa Matakana bank erosion and channel stability

Guidance Webinar Series - Implementing mahinga kai as a Māori freshwater value presentation (Session 1 - 27 July 2023)

Guidance Webinar Series - Development of ecosystem health bottom-line thresholds for suspended and deposited sediment in New Zealand rivers and streams presentation (Session 2 - 8 August 2023)

Guidance Webinar Series - Development of ecosystem health bottom-line thresholds for suspended and deposited sediment in New Zealand rivers and streams recording (Session 2 - 8 August 2023)

Guidance Webinar Series - Implementing mahinga kai as a Māori freshwater value recording (Session 1 - 27 July 2023)

Resources

A guide to setting instream nutrient concentrations

All factsheets on policies and regulations in the Essential Freshwater package

Cultural Health Index for Freshwater Bodies

Development of ecosystem health bottom-line thresholds for suspended and deposited sediment in New Zealand rivers and streams

Essential Freshwater: Natural inland wetlands factsheet

Essential Freshwater: Te Mana o te Wai factsheet

Guidance for implementing the NPS-FM sediment requirements

Guidance on look-up tables for setting nutrient targets for periphyton

New Zealand Periphyton Guideline: Detecting, monitoring and managing enrichment of streams

Sediment and erosion control: implementation guidance on Essential Freshwater policies and regulations

Setting instream nutrient concentration thresholds for nutrient-affected attributes in rivers

Wetlands: implementation guidance on Essential Freshwater policies and regulations