
Upper Billabong Refreshing Rivers – Great Southern BioBlitz 2025
24–27 October 2025
Holbrook Region
Holbrook Landcare and the Refreshing Rivers Program invite YOU to take part in the Great Southern BioBlitz – a fun, hands-on weekend of nature discovery with a focus on our beautiful creeks and waterways in the Upper Billabong region!
What is a BioBlitz?
It’s a snapshot intime where the community and scientists work together to record as many species as possible – from plants and birds to fungi and frogs!
How to get involved:
Download the iNaturalist app (free!)
Create a login
Join our iNaturalist Projects:
We’ll be hosting events across the weekend in Holbrook and Woomargama – stay tuned for more details soon!
Let’s get outside, explore our creeks, and celebrate local biodiversity – one photo at a time!

Through the Refreshing Rivers Program, we are looking for landholders with farm dams, gravel pits or wetlands, who are interested in establishing refuge "arks" for this rare species of fish.
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During the January school holidays, our next generation of citizen scientists came together at the Landcare Nursery in Tumut for a hands-on workshop all about the importance of hollows for native wildlife.
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As 2025 comes to a close, we’re proud to share some amazing achievements in the Riverina Highlands target area:
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Website developed by the Australian River Restoration Centre