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

BIG RIVER D/S BUNDARA RIVER 121

Source EPA Victoria
Latest Sample Date 09-12-2004
Taxa count ORDER 6
Taxa count FAMILY 14
Taxa count ALT 14
Mayflies present? 26
ORDER FAMILY ALT
SIGNAL 6.2 5.8 4.1
Weighted SIGNAL 5.6 6.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 79.49% 42,392,517,144m2
  Forestry 2.2.0 Production native forests 13.66% 7,286,202,166m2
  Pastoral Farming 3.2.0 Grazing modified pastures 5.12% 2,728,638,463m2
Show minor land uses 4
533,335,699m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Coleoptera QC 5 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Diptera QD 12 3
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
8
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 26 9
Baetidae (Unident.) QE029999
3
Oniscigastridae (Unident.) QE039999
16
Leptophlebiidae (Unident.) QE069999
7
Hemiptera QH 13 2
Gerridae (Unident.) QH579999
4
Corixidae (Unident.) QH659999
9
Plecoptera QP 18 10
Gripopterygidae (Unident.) QP039999
18
Trichoptera QT 3 8
Hydrobiosidae (Unident.) QT019999
1
Conoesucidae (Unident.) QT159999
2
ORDER
SIGNALT 6.2
Weighted SIGNALT 6.2
Taxa Abundance SIGNALT Grade
Oligochaeta LO 11 2
Oligochaeta (Unident.) LO999999
11
Coleoptera QC 17 5
Scirtidae (Unident.) QC209999
7
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
6
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
4
Elmidae (Unident.)(Larvae)
Diptera QD 85 3
Simuliidae (Unident.) QD109999
76
Simuliidae (Unident.)
Athericidae (Unident.) QD229999
4
Athericidae (Unident.)
Athericidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
5
Ephemeroptera QE 124 9
Baetidae (Unident.) QE029999
56
Coloburiscidae (Unident.) QE059999
27
Leptophlebiidae (Unident.) QE069999
41
Megaloptera QM 3 8
Corydalidae (Unident.) QM019999
3
Corydalidae (Unident.)
Odonata QO 11 3
Telephlebiidae (Unident.) QO219999
11
Plecoptera QP 23 10
Eustheniidae (Unident.) QP019999
2
Gripopterygidae (Unident.) QP039999
21
Trichoptera QT 46 8
Hydrobiosidae (Unident.) QT019999
15
Glossosomatidae (Unident.) QT029999
6
Philopotamidae (Unident.) QT049999
1
Hydropsychidae (Unident.) QT069999
13
Conoesucidae (Unident.) QT159999
6
Philorheithridae (Unident.) QT219999
4
Odontoceridae (Unident.) QT229999
1
ORDER
SIGNALT 6.0
Weighted SIGNALT 6.1