Kolan River
Encyclopedia
The Kolan River is a short river north of Bundaberg
Bundaberg, Queensland
Bundaberg is a city in Queensland, Australia. It is part of the Local Government Area of the Bundaberg Region and is a major centre within Queensland's broader Wide Bay-Burnett geographical region...

. The catchment area is bounded by the Dawes Range in the north-east, and the Burnett Range in the south-west.

The river was dammed in 1978 by the Fred Haigh Dam
Fred Haigh Dam
The Fred Haigh Dam was constructed across the Kolan River in 1978 creating Lake Monduran. The dam's catchment area, north of Bundaberg in Queensland, covers 1310 km2....

 forming Lake Monduran. Other water storage facilities supplied with water from the river include Bucca Weir and Kolan Barrage. The construction of the Fred Haigh Dam has mitigated severe flooding in lower reaches.

The main tributary of the Kolan River is Gin-Gin Creek. The lower reaches of the river are surrounded by sugar cane fields. The Mouth of Kolan River Conservation Park is a protected area at the mouth of the river.

Natural history

Macfadyena unguis-cati, commonly known as Cats Claw Creeper, is a rapidly growing clinging vine that has been killing gumtrees
Eucalyptus
Eucalyptus is a diverse genus of flowering trees in the myrtle family, Myrtaceae. Members of the genus dominate the tree flora of Australia...

 on the banks of the Kolan River, leaving damaged tracts of riverbank. In 2007 a water hyacinth
Water hyacinth
The seven species of water hyacinth comprise the genus Eichhornia. Water hyacinth are a free-floating perennial aquatic plant native to tropical and sub-tropical South America. With broad, thick, glossy, ovate leaves, water hyacinth may rise above the surface of the water as much as 1 meter in...

 outbreak
Outbreak
Outbreak is a term used in epidemiology to describe an occurrence of disease greater than would otherwise be expected at a particular time and place. It may affect a small and localized group or impact upon thousands of people across an entire continent. Two linked cases of a rare infectious...

occurred within the Kolan River system.
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