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

BIG RIVER AT MT. WILLS 453

Source EPA Victoria
Latest Sample Date 14-04-2012
Taxa count ORDER 8
Taxa count FAMILY 26
Taxa count ALT 27
Mayflies present? 64
ORDER FAMILY ALT
SIGNAL 5.8 5.8 5.1
Weighted SIGNAL 6.7 5 7

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 86.48% 14,889,671,528m2
  Forestry 2.2.0 Production native forests 13.50% 2,324,175,565m2
Show minor land uses 1
172,178,465m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Coleoptera QC 14 5
Scirtidae (Unident.) QC209999
2
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
5
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
2
Elmidae (Unident.)(Larvae)
Psephenidae (Unident.) QC379999
4
Psephenidae (Unident.)
Psephenidae (Unident.)
Ptilodactylidae (Unident.) QC399999
1
Ptilodactylidae (Unident.)
Diptera QD 42 3
Tipulidae (Unident.) QD019999
8
Simuliidae (Unident.) QD109999
3
Simuliidae (Unident.)
Empididae (Unident.) QD359999
1
Diamesinae (Unident.) QDAB9999
8
Podonominae (Unident.) QDAD9999
10
Orthocladiinae (Unident.) QDAF9999
10
Chironominae (Unident.) QDAJ9999
1
Chironomidae (Unident.) (Pupa) QDAZ999I
1
Ephemeroptera QE 64 9
Baetidae (Unident.) QE029999
30
Coloburiscidae (Unident.) QE059999
13
Leptophlebiidae (Unident.) QE069999
21
Odonata QO 1 3
Telephlebiidae (Unident.) QO219999
1
Plecoptera QP 11 10
Eustheniidae (Unident.) QP019999
6
Gripopterygidae (Unident.) QP039999
5
Trichoptera QT 51 8
Hydrobiosidae (Unident.) QT019999
7
Hydropsychidae (Unident.) QT069999
1
Conoesucidae (Unident.) QT159999
24
Helicopsychidae (Unident.) QT179999
2
Calocidae (Unident.) QT189999
7
Philorheithridae (Unident.) QT219999
10
ORDER
SIGNALT 5.8
Weighted SIGNALT 6.6
Taxa Abundance SIGNALT Grade
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Coleoptera QC 24 5
Scirtidae (Unident.) QC209999
5
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
12
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
3
Elmidae (Unident.)(Larvae)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Ptilodactylidae (Unident.) QC399999
2
Ptilodactylidae (Unident.)
Diptera QD 20 3
Tipulidae (Unident.) QD019999
1
Athericidae (Unident.) QD229999
2
Athericidae (Unident.)
Athericidae (Unident.)
Diamesinae (Unident.) QDAB9999
5
Podonominae (Unident.) QDAD9999
1
Orthocladiinae (Unident.) QDAF9999
9
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 44 9
Baetidae (Unident.) QE029999
13
Ameletopsidae (Unident.) QE049999
1
Coloburiscidae (Unident.) QE059999
11
Leptophlebiidae (Unident.) QE069999
12
Caenidae (Unident.) QE089999
7
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Plecoptera QP 36 10
Eustheniidae (Unident.) QP019999
18
Austroperlidae (Unident.) QP029999
6
Gripopterygidae (Unident.) QP039999
12
Trichoptera QT 80 8
Hydrobiosidae (Unident.) QT019999
24
Glossosomatidae (Unident.) QT029999
4
Hydropsychidae (Unident.) QT069999
11
Polycentropodidae (Unident.) QT079999
1
Conoesucidae (Unident.) QT159999
26
Helicopsychidae (Unident.) QT179999
1
Calocidae (Unident.) QT189999
6
Philorheithridae (Unident.) QT219999
5
Odontoceridae (Unident.) QT229999
2
ORDER
SIGNALT 6.4
Weighted SIGNALT 6.8