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

BIG RIVER AT CHAFFER CREEK PICNIC GROUND 50270

Source EPA Victoria
Latest Sample Date 01-04-2004
Taxa count ORDER 9
Taxa count FAMILY 28
Taxa count ALT 28
Mayflies present? 88
ORDER FAMILY ALT
SIGNAL 6 6 5.5
Weighted SIGNAL 6.4 6.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 97.49% 46,475,712,719m2
Show minor land uses 4
476,713,974m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 8 2
Oligochaeta (Unident.) LO999999
8
Acarina MM 13 6
Mites (Unident.) MM999999
13
Mites (Unident.)
Coleoptera QC 31 5
Scirtidae (Unident.) QC209999
3
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
24
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
4
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 33 3
Tipulidae (Unident.) QD019999
5
Simuliidae (Unident.) QD109999
13
Simuliidae (Unident.)
Psychodidae (Unident.) QD129999
1
Psychodidae (Unident.)
Athericidae (Unident.) QD229999
8
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
3
Ephemeroptera QE 88 9
Baetidae (Unident.) QE029999
28
Coloburiscidae (Unident.) QE059999
30
Leptophlebiidae (Unident.) QE069999
30
Megaloptera QM 15 8
Corydalidae (Unident.) QM019999
15
Corydalidae (Unident.)
Odonata QO 9 3
Synlestidae (Unident.) QO089999
2
Telephlebiidae (Unident.) QO219999
7
Plecoptera QP 21 10
Eustheniidae (Unident.) QP019999
1
Gripopterygidae (Unident.) QP039999
20
Trichoptera QT 65 8
Hydrobiosidae (Unident.) QT019999
5
Hydroptilidae (Unident.) QT039999
6
Philopotamidae (Unident.) QT049999
30
Hydropsychidae (Unident.) QT069999
9
Tasimiidae (Unident.) QT139999
1
Conoesucidae (Unident.) QT159999
3
Philorheithridae (Unident.) QT219999
2
Calamoceratidae (Unident.) QT249999
9
ORDER
SIGNALT 6.0
Weighted SIGNALT 6.3
Taxa Abundance SIGNALT Grade
Oligochaeta LO 15 2
Oligochaeta (Unident.) LO999999
15
Acarina MM 25 6
Mites (Unident.) MM999999
25
Mites (Unident.)
Coleoptera QC 18 5
Elmidae (Unident.) QC349999
15
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
1
Elmidae (Unident.)(Larvae)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 17 3
Tipulidae (Unident.) QD019999
8
Simuliidae (Unident.) QD109999
1
Simuliidae (Unident.)
Athericidae (Unident.) QD229999
2
Athericidae (Unident.)
Athericidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
5
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 102 9
Baetidae (Unident.) QE029999
8
Coloburiscidae (Unident.) QE059999
40
Leptophlebiidae (Unident.) QE069999
38
Ephemeroptera (Unident.) QE999999
16
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
2
Corydalidae (Unident.)
Odonata QO 4 3
Telephlebiidae (Unident.) QO219999
3
Epiproctophora (Unident.) QO999998
1
Plecoptera QP 33 10
Gripopterygidae (Unident.) QP039999
33
Trichoptera QT 16 8
Hydrobiosidae (Unident.) QT019999
9
Glossosomatidae (Unident.) QT029999
2
Philopotamidae (Unident.) QT049999
1
Hydropsychidae (Unident.) QT069999
3
Conoesucidae (Unident.) QT159999
1
ORDER
SIGNALT 6.0
Weighted SIGNALT 6.2