Table 4: Commonwealth environmental watering actions for the Gwydir catchment in 2013–14 Location of watering Type of action Expected Expected Contributes to Timing Total action environmental environmental Murray–Darling Commonwealth outcome(s) of outcome(s) of Basin Plan environmental Complex Site River Inundation watering, <1 year watering, 1–5 years Environmental water delivered flows watering plan (ML) Wetland Floodplain objectives Gwydir Mallowa Yes Yes Yes Maintain the condition Maintain vegetation 8.05(2)(b)(c) September 20 000 Wetlands of permanent and condition and 2013 to 8.05(3)(a)(b) semi-permanent diversity. March 2014 wetland vegetation 8.06(3)(a)(b)(i)(ii) Promote waterbird (e.g. water couch, diversity and spike rush, river 8.06(6)(b)(7) population condition. cooba and lignum). 8.07(2)(3)(4)(5)(6) Promote fish diversity Promote waterbird and population survival and condition. condition. Promote fish Support the diversity movement and and abundance of condition, nutrient and other native aquatic carbon cycling, and species (e.g. primary production. invertebrates, frogs, turtles). Gwydir Mehi Yes No No Contribute to an Promote fish diversity 8.05(3)(a)(b) October to 8420 fresh with a and population November River 8.06(3)(b)(i) slower, more natural condition. 2013 rate of recession to 8.06(6)(a)(b) Support the diversity support fish condition
Table 4: Commonwealth environmental watering actions for the Gwydir catchment in 2013–14 Location of watering action Type of action Expected environmental outcome(s) of watering, <1 year Expected environmental outcome(s) of watering, 1–5 years Contributes to Murray–Darling Basin Plan Environmental watering plan objectives Timing Total Commonwealth environmental water delivered (ML) Complex Site River flows Inundation Wetland Floodplain Gwydir Mallowa Wetlands Yes Yes Yes Maintain the condition of permanent and semi-permanent wetland vegetation (e.g. water couch, spike rush, river cooba and lignum). Promote waterbird survival and condition. Promote fish movement and condition, nutrient and carbon cycling, and primary production. Maintain vegetation condition and diversity. Promote waterbird diversity and population condition. Promote fish diversity and population condition. Support the diversity and abundance of other native aquatic species (e.g. invertebrates, frogs, turtles). 8.05(2)(b)(c) 8.05(3)(a)(b) 8.06(3)(a)(b)(i)(ii) 8.06(6)(b)(7) 8.07(2)(3)(4)(5)(6) September 2013 to March 2014 20 000 Gwydir Mehi River Yes No No Contribute to an fresh with a slower, more natural rate of recession to support fish condition Promote fish diversity and population condition. Support the diversity 8.05(3)(a)(b) 8.06(3)(b)(i) 8.06(6)(a)(b) October to November 2013 8420
environment-annual-report-2013-14.docx