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!
Join us to look for and photograph flora and fauna, share your findings on iNaturalist, and have your findings verified by experts.
LEARN MORELEARN MOREIn this hands-on workshop, aimed at the mature age group, you will learn how to record nature observations and contribute to an international biodiversity data base. Each participant will also receive free plants and resources to improve nature in their own back yard.
LEARN MORELEARN MOREYACTAC are on the lookout for landholders along Colombo Creek to be part of a baseline assessment. This program will focus on carp removal, and the distribution and health of trout cod and eel-tailed catfish populations in Colombo Creek.
LEARN MORELEARN MOREWebsite developed by the Australian River Restoration Centre