Tributaries of the Otukaikino River provide potential valuable trout spawning reaches. These areas are being enhanced and protected.

Volunteer at Styx River

What to expect

Join Council rangers in some of our stunning regional parks across the city for community planting days to help with park maintenance.

The Styx Living Laboratory Trust(external link) runs regular working bees focusing on biodiversity monitoring. The Trust was set up in 2002 to develop Styx Mill into a living laboratory focused on learning and research in the Styx River catchment.

What to bring

  • Weather appropriate clothing – layers, rain jacket, hat
  • Sturdy boots or gumboots
  • Gardening gloves
  • Water bottle and snack

Regular working bees

Bird monitoring programme(external link)

  • First Saturday of every month, 9am

Meet in the Styx Mill Conservation Reserve car park, off Styx Mill Road.

Bring sturdy outdoor clothing and footwear in case conditions are wet and muddy. If you can, bring a pen and paper, binoculars and a camera/phone.

For more information contact

  Water quality monitoring programme(external link)

  • Third Saturday of every month, 10am

Meet at the Styx Trust laboratory, located inside the Ranger Base at 130 Hussey Road, Harewood.(external link)

Bring sturdy outdoor clothing and footwear in case conditions are wet and muddy. You will be given instructions on how to take water samples, measurements and observations, and be paired with another volunteer.

Register your attendance by emailing

Freshwater invertebrate monitoring programme(external link)

Monitoring freshwater invertebrate is important in determining changes in habitat, aquatic plants and invertebrate over time.

This programme was active up until the earthquakes and is currently looking for enthusiastic assistance to get restarted. If you can help, contact the Trust(external link).

Community volunteer days


Spencer Park Community Planting Day

Join Christchurch City Council Rangers and to help plant native trees and shrubs at Spencer Park.

  • 10am-12.30pm, Sunday 14 June

Due to Covid19 restrictions, registrations are essential to help us limit numbers on sites. 

Numbers are limited based on being able to maintain physical distance practicably within each site. Register your attendance by emailing

Alice will confirm attendance or let you know if you're on a waiting list. You will be given details of where to meet in your confirmation email.

We will require contact details for everyone attending so we can trace them in the event of a Covid19 related illness in the group. If you feel unwell, you must stay home.

Please bring your own gardening gloves and spade if you have one (labelled). Some spades will be provided and will be disinfected before and after use. Unfortunately we will not be providing a BBQ at our events just yet, but you are welcome to bring your own morning tea to enjoy while in the park.