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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 […]
Largest Pelican Breeding Event in Decades
The largest Australian pelican (Pelecanus conspicillatus) breeding event in over 30 years at Lake Brewster has been ongoing since October 2021. Over 15,000 nests were estimated from drone monitoring in January 2022, and thousands of large chicks and juveniles were still on the breeding mounds in May 2022. This is the largest known breeding event […]
Murrumbidgil Swamp, Lake Tarwong and Lake Bullogal in-field condition assessments to be completed late October
Murrumbidgil Swamp is a wetland of national significant and lies on Merrimajeel Creek, which is one of several distributaries from the lower Lachlan River on the Lachlan alluvial fan. Research starting in the mid-late 1970s established how River Red Gums drive the ecology of Murrumbidgil Swamp,and the Office of Environment and Heritage has recenlt commissioned […]
Fish on the Move – Lachlan Fish Passage Program
Background There are nine native fish species that call the Lachlan River home. Many of these fish species migrate short and long distances to spawn, feed and seek shelter. Structures such as dams, weirs, regulators and poorly designed road crossings can create physical barriers that prevent fish movement up and down the river, and stop […]