September 21, 2026
News from OHRN
September 4, 2026
Improving Water Quality?
The Christchurch City Council’s water team has reported on the quality of the city’s surface water and the work being undertaken to improve it.
August 22, 2026
Bring Back the Birds – Update!
One year on from launch, the results of our predator trapping project are providing valuable insights.
July 10, 2026
Alternative Messaging
New signs along a section of the river provide alternative messages about the waterway for residents.
July 8, 2026
WaQA Monitoring
The Ōpāwaho Heathcote River Network has been able to commence continuous water quality monitoring of the river through deployment of a WaQA.
June 11, 2026
Climate Change Adaptation
The next areas for coastal hazards adaptation planning are the Lower Ōpāwaho (Heathcote River) and St Andrews Hill to Taylors Mistake areas.
March 22, 2026
Climate Change Effects
Our Climate Change Report: "Under Pressure: Climate Change and the Ōpāwaho Heathcote River Catchment"
March 3, 2026
Pest Plants
The Ōpāwaho Heathcote River Network has published two free posters. Armed with these, you can play a role in combating the ecological effects of weeds...Next event
Gathering of the Groups
Sunday, 29 November
The Old Stone House, Cracroft
We are holding our annual event to bring together all groups working in the catchment to share information, collaborate better in the coming year, and celebrate 2026’s achievements.
Volunteer Co-ordinators will have received a direct invitation with more details.
If you are attending, please RSVP here.