Category: National Wetlands

The resource availability scenario (RAS) is an important consideration when developing potential environmental water priorities, plans and watering actions over the year ahead.   The assessment of the RAS occurs leading up to and throughout the water year. The assessment is based climate conditions over the previous year (rainfall, runoff and soil moisture) and surface water […]

Many changes to the condition of the Lachlan River have contributed to the degradation of native fish habitat. River regulation has changed the flow conditions upon which many native fish depend. Changed flow patterns and degraded riparian zones increase bank erosion and turbidity and sedimentation within channels, filling pools and smothering habitats, including macrophytes, woody […]

The Lachlan Catchment contains eight nationally significant wetlands, five associated with the swamps and effluent creeks in the lower catchment (Great Cumbung Swamp, Booligal Wetlands, Cuba Dam, Lake Merrimajeel—Murrumbidgil Swamp and Merrowie Creek–Cuba Dam to Chillichil Swamp) and three in the middle catchment (Lake Cowal–Wilbertroy Wetlands, Lake Brewster and Lachlan Swamp; (NOW, 2010c)). The eight […]