Return Mobile series of seven sites, What did locations changed Commonwealth to wherever return environmental flows are planned. water contribute to patterns and rates Continuous logging (10 Methods for of decomposition in minute intervals) of: metabolism and riverine habitats photosynthetically nutrients as per component) adjacent to return active radiation (PAR), Category 1 flows? barometric pressure, standard methods. dissolved oxygen (DO), Chlorophyll-a What did temperature over the assayed via a more (Optional Commonwealth release period. Wetland accurate method. environmental water samples hydrology, Wetland oxygen flows water contribute to assayed for: dissolved aquatic veg assayed using 12 patterns and rates organic carbon (DOC), cover, hour deployments return of primary Chlorophyll-a, Nutrients fish and tadpole of dissolved oxygen productivity in (TN, TP, NOx, NH4, PO4)* abundance loggers. and riverine habitats , Daily spot measures of adjacent to return conductivity, turbidity Additional wetland risk flows? and pH. monitoring: metabolism (gross Continuous logging What did primary production, (10 minute intervals) Commonwealth community respiration, of dissolved oxygen Blackwater environmental net daily metabolism). and temperature water contribute to spanning a hypoxic blackwater minimum of 12 hours Hypoxic risk in wetlands and (late afternoon to riverine habitats? following morning) to capture the full range of oxygen conditions at each flooded wetland. Short term: What did a Commonwealth environmental Aligned with core water contribute to wetland monitoring native fish sites reproduction? Chlorophyll Dissolved organic 12 sites across 3 carbon (DOC), zones: Mid- What did and Chlorophyll-a, Nutrients Wetland Murrumbidgee, Commonwealth (TN, TP, NOx, NH4)* hydrology Redbank, environmental aquatic veg water contribute to carbon Spot measures of 5 in 5 years, 4 native larval fish conductivity, turbidity, surveys per year growth? DO and pH. Processed on-site using a portable What did nutrients, colourimeter and Commonwealth nutrient test kits environmental water contribute to Wetland native fish survival?
Hypoxic Blackwater risk and return flows (Optional component) What did Commonwealth environmental water contribute to patterns and rates of decomposition in riverine habitats adjacent to return flows? What did Commonwealth environmental water contribute to patterns and rates of primary productivity in riverine habitats adjacent to return flows? What did Commonwealth environmental water contribute to hypoxic blackwater risk in wetlands and riverine habitats? Continuous logging (10 minute intervals) of: photosynthetically active radiation (PAR), barometric pressure, dissolved oxygen (DO), temperature over the release period. water samples assayed for: dissolved organic carbon (DOC), Chlorophyll-a, Nutrients (TN, TP, NOx, NH4, PO4)* , Daily spot measures of conductivity, turbidity and pH. metabolism (gross primary production, community respiration, net daily metabolism). Wetland hydrology, aquatic veg cover, fish and tadpole abundance Return Mobile series of seven sites, locations changed to wherever return flows are planned. Methods for metabolism and nutrients as per Category 1 standard methods. Chlorophyll-a assayed via a more accurate method. Wetland oxygen assayed using 12 hour deployments of dissolved oxygen loggers. Additional wetland monitoring: Continuous logging (10 minute intervals) of dissolved oxygen and temperature spanning a minimum of 12 hours (late afternoon to following morning) to capture the full range of oxygen conditions at each flooded wetland. Wetland nutrients, carbon and Chlorophyll a Short term: What did Commonwealth environmental water contribute to native fish reproduction? What did Commonwealth environmental water contribute to native larval fish growth? What did Commonwealth environmental water contribute to native fish survival? Dissolved organic carbon (DOC), Chlorophyll-a, Nutrients (TN, TP, NOx, NH4)* Spot measures of conductivity, turbidity, DO and pH. Wetland hydrology aquatic veg Aligned with core wetland monitoring sites 12 sites across 3 zones: Mid- Murrumbidgee, Redbank, 5 in 5 years, 4 surveys per year Processed on-site using a portable colourimeter and nutrient test kits
murrumbidgee-me-plan.docx