Treen Brook 2
Basin : Warren River
Catchment : Warren River
The Treen Brook 2 site (site code: WR84TREE1/6074014), was assessed on several occasions:
- 12-13 February 2020
- 23-24 February 2023
- 18-19 February 2026
Only aquatic biota was assessed, using the standard methods from the South West Index of River Condition.
Condition summary
Please contact the River Science Branch for site information.
Fish and crayfish
Three fish and one crayfish species were found during the assessments:
- Galaxias occidentalis (Western minnow)
- Oncorhynchus mykiss (Rainbow trout) – non-native
- Salmo trutta (Brown trout) – non-native
- Cherax crassimanus (Restricted gilgie)
Click on the images below to learn more.
Species found in subcatchment
This includes all species found within the subcatchment of the assessment site, from this and previous studies in the area. The photos are linked to more information about each species, including maps of where they are expected across the south-west.
Native Species
Explore other sites in the catchment
- Archies Oven Gully
- Big Brook - Downstream of Big Brook Dam
- East Brook
- Four Mile Brook
- Lefroy Brook - Channybearup
- Lefroy Brook - Channybearup Gauging Station
- Lefroy Brook - Redgum Bridge
- Perup River - Lower Perup River
- Perup River - Quabicup Hill
- Smith Brook - Picketts Pond Upstream
- Smith Brook - Smith Brook Road Bridge
- Smiths Brook - Picketts Pond
- Treen Brook
- Warren River - Barker Rd
- Wilgarup River - Quintarrup
- Wilgarup River - Quintarrup downstream
- Wilgarup River - Quintarrup upstream