Total nitrogen (mg.L-1) 350 160 Total phosphorus (mg.L-1) 25 18 Edge SIGNAL 5.7 6.93 EPT families 7 8 Total families 22 15 OE50 0.86 1.15 0.76 – Riffle SIGNAL 6.0 6.73 EPT families 9 9 Total families 21 16 OE50 0.87 1.13 0.81 – Combined habitats Key families 22 21 Band A B Site 505 Snowy Creek – Site 505 achieved an AUSRIVAS score of A reference condition. All SEPP objectives were achieved – (Table 40 ). Table 40. SEPP objectives at site 505. Objective Result Water quality Temperature (°C) - 7.44 Electrical conductivity (µS.cm-2) 100 35 pH 6.4 7.7 7.32 – Alkalinity (mg.L-1.CaCO3) - 16 Dissolved oxygen (% sat.) 90 110 94 – Dissolved oxygen (mg.L-1) - 11.1 Oxides of nitrogen (mg.L-1) - 11
Total nitrogen (mg.L-1) 350 160 Total phosphorus (mg.L-1) 25 18 Edge SIGNAL 5.7 6.93 EPT families 7 8 Total families 22 15 OE50 0.86 – 1.15 0.76 Riffle SIGNAL 6.0 6.73 EPT families 9 9 Total families 21 16 OE50 0.87 – 1.13 0.81 Combined habitats Key families 22 21 Band A B Site 505 – Snowy Creek Site 505 achieved an AUSRIVAS score of A – reference condition. All SEPP objectives were achieved (Table 40 ). Table 40. SEPP objectives at site 505. Objective Result Water quality Temperature (°C) - 7.44 Electrical conductivity (µS.cm-2) 100 35 pH 6.4 – 7.7 7.32 Alkalinity (mg.L-1.CaCO3) - 16 Dissolved oxygen (% sat.) 90 – 110 94 Dissolved oxygen (mg.L-1) - 11.1 Oxides of nitrogen (mg.L-1) - 11
mitta-mitta-biological-monitoring-program-ar-2013-14.docx