
Have you spotted a platypus? We’re on the lookout too!
We’ve been busy along Billabong Creek in the Upper Billabong Project Target Area, using a clever tool called environmental DNA (eDNA) to detect the presence of platypus in the water. It’s a simple, non-invasive method that lets us find out which species are sharing our waterways—without disturbing them.
Why eDNA? Platypuses are notoriously shy and hard to spot using traditional methods like trapping or visual surveys. eDNA gives us a better chance of detecting them, especially when numbers are low.
The platypus is a true Aussie icon, found in waterways from Tasmania to tropical Queensland. But they’re under pressure. Drought, water extraction, land clearing, and introduced predators all threaten their habitat. And because they’re so tricky to monitor, we still don’t have a clear picture of how their populations are tracking.
That’s where eDNA comes in. While we’re focusing on platypus, the data also tells us what else is living in the system. This helps guide actions in the riparian zone—that strip of land between paddocks and the creek—like weed control, revegetation, or habitat restoration. These small changes can make a big difference to waterway health.
How you can help our platypus friends

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