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NOTICE: SIGNALT Calculations are currently running through final testing and may be inaccurate until completed.

MITCHELL RIVER AT ALEXANDER ROAD 240073

Source EPA Victoria
Latest Sample Date 06-04-2006
Taxa count ORDER 8
Taxa count FAMILY 15
Taxa count ALT 16
Mayflies present? 58
ORDER FAMILY ALT
SIGNAL 4.8 5.5 4.8
Weighted SIGNAL 6.2 5 5.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 51.40% 210,242,041,201m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 40.67% 166,380,949,849m2
  Pastoral Farming 3.2.0 Grazing modified pastures 6.03% 24,672,270,131m2
Show minor land uses 8
4,090,591,888m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 7 2
Dugesiidae (Unident.) IF619999
7
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Coleoptera QC 7 5
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
5
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
1
Elmidae (Unident.)(Larvae)
Diptera QD 49 3
Simuliidae (Unident.) QD109999
26
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
18
Chironominae (Unident.) QDAJ9999
5
Ephemeroptera QE 58 9
Baetidae (Unident.) QE029999
42
Leptophlebiidae (Unident.) QE069999
15
Caenidae (Unident.) QE089999
1
Odonata QO 2 3
Telephlebiidae (Unident.) QO219999
2
Trichoptera QT 50 8
Glossosomatidae (Unident.) QT029999
1
Hydropsychidae (Unident.) QT069999
48
Ecnomidae (Unident.) QT089999
1
ORDER
SIGNALT 4.8
Weighted SIGNALT 5.5
Taxa Abundance SIGNALT Grade
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Acarina MM 10 6
Mites (Unident.) MM999999
10
Mites (Unident.)
Coleoptera QC 15 5
Elmidae (Unident.) QC349999
12
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
3
Elmidae (Unident.)(Larvae)
Diptera QD 38 3
Tipulidae (Unident.) QD019999
4
Simuliidae (Unident.) QD109999
1
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
31
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 58 9
Baetidae (Unident.) QE029999
43
Coloburiscidae (Unident.) QE059999
5
Leptophlebiidae (Unident.) QE069999
9
Caenidae (Unident.) QE089999
1
Plecoptera QP 31 10
Gripopterygidae (Unident.) QP039999
31
Trichoptera QT 23 8
Hydrobiosidae (Unident.) QT019999
12
Hydropsychidae (Unident.) QT069999
11
ORDER
SIGNALT 6.1
Weighted SIGNALT 6.6