Braysher et al. Dewfish N/A Manage the impacts Potential risks and Water level manipulations of managed (2009) Demonstration and abundance of benefits for native weir pools where possible during active Reach, alien species flora and fauna spawning. Condamine populations Carp exclusion from emergent vegetation River, (specifically Carp) to reduce access to spawning habitat. Queensland via the application Carp trapping at remediated weirs (~90 km reach) of physical control (modified to allow fish passage). mechanisms (e.g. Carp screens, traps) Permanent in-stream traps that utilise bait (grain), but prevent bycatch of and water level manipulation waterbirds or native species. Limit the potential Bio-manipulation—stocking with native fish could reduce spawning for reinfestation from likely sources success. within the reach Netting program and use of Judas Carp to Reduce the target spawning aggregations. likelihood of further Community awareness programs (broader community, schools and recreational invasions of Carp groups, e.g. angling and other species Implementation of Carp disposal bins. (community Monitoring programs for identifying Carp awareness) hotspots within the catchment.
Braysher et al. (2009) Dewfish Demonstration Reach, Condamine River, Queensland (~90 km reach) N/A Manage the impacts and abundance of alien species populations (specifically Carp) via the application of physical control mechanisms (e.g. Carp screens, traps) and water level manipulation Limit the potential for reinfestation from likely sources within the reach Reduce the likelihood of further invasions of Carp and other species (community awareness) Potential risks and benefits for native flora and fauna Water level manipulations of managed weir pools where possible during active spawning. Carp exclusion from emergent vegetation to reduce access to spawning habitat. Carp trapping at remediated weirs (modified to allow fish passage). Permanent in-stream traps that utilise bait (grain), but prevent bycatch of waterbirds or native species. Bio-manipulation—stocking with native fish could reduce spawning success. Netting program and use of Judas Carp to target spawning aggregations. Community awareness programs (broader community, schools and recreational groups, e.g. angling Implementation of Carp disposal bins. Monitoring programs for identifying Carp hotspots within the catchment.