Collie-Preston Rivers catchment

Mainstem first, tributaries nested the way the water actually joins. Waters with fish records have them counted; a quiet entry just hasn't had fish logged on it.

• Collie River177.9 km6 records
• Preston River96.3 km3 records
• Ferguson River32.3 km2 records
• Hough Brook10.8 km
• Thomson Brook24.9 km
• Thomson Brook South10.5 km
• Joshua Creek20 km
• Crooked Brook17.7 km
• Preston River South12.6 km
• Charley Creek11.8 km
• Coolingutup Brook11.7 km
• Waterfall Gully9.5 km
• Rocky Brook4.2 km
• Gavin Gully7.7 km
• Mill Brook7.6 km
• Mininup Brook7.1 km
• Brunswick River51 km1 record
• Wellesley River15.4 km
• Buttercup Main Drain3.9 km
• Lunenburgh River10.6 km
• Otho River7.6 km
• Sophia River2.7 km
• Matilda River5.2 km
• Ernest River8.3 km
• Augustus River6.8 km
• Frederic River6.4 km
• Elvira Gully5.5 km
• Harris River50.9 km
• Hanson Brook6.1 km
• Bingham River41 km
• Pollard Brook13 km
• Stinkwoods Brook5.4 km
• Batalling Creek15.5 km
• Hamilton River15.4 km
• Collie River East15 km
• Collie River South14.3 km2 records
• Bussell Brook13.8 km
• Stella Brook7 km
• Yabberup Brook0.1 km
• Henty Brook13 km
• Waterfall Creek5.8 km
• Flaherty Brook7.9 km
• Silver Wattle Gully6.3 km
• Stones Brook5.4 km
• Ironstone Gully5.2 km
• Riches Gully4.6 km
• Gervase River4.4 km
• Worsley River4.2 km
• Sailors Gully3 km
• Mill Brook2.2 km
• Collie River South28.7 km
• Wellesley Creek11.2 km
• Wokalup Creek16.9 km
• Norah Brook9 km
• Paradise Creek8 km
• Mornington River3.4 km

• Leschenault Inlet24.912 km²
• Wellington Dam14.656 km²
• Benger Swamp10.77 km²
• Lake Ballingall9.318 km²
• Rush Swamp5.225 km²
• Browns Swamp3.896 km²
• Boonilup Swamp2.346 km²
• Din Swamp0.493 km²
• Camballan Swamp0.416 km²
• Big Camelup Swamp0.4 km²
• Glen Mervyn Dam0.395 km²
• Nalyerin Lake0.3 km²
• Yourdamung Lake0.206 km²
• Mungalup Dam0.17 km²