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

LITTLE RIVER AT SNOWY RIVER ROAD CROSSING 221270

Source EPA Victoria
Latest Sample Date 28-02-2006
Taxa count ORDER 9
Taxa count FAMILY 17
Taxa count ALT 17
Mayflies present? 17
ORDER FAMILY ALT
SIGNAL 4.6 5.2 4.8
Weighted SIGNAL 6.8 5.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area 46.42% 3,792,844,352m2
  Pastoral Farming 3.2.0 Grazing modified pastures 33.64% 2,748,318,368m2
  Forestry 2.2.0 Production native forests 18.72% 1,529,538,049m2
Show minor land uses 1
81,702,032m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 1 1
Ancylidae (Unident.) KG069999
1
Oligochaeta LO 28 2
Oligochaeta (Unident.) LO999999
28
Amphipoda OP 6 3
Ceinidae (Unident.) OP029999
6
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Coleoptera QC 21 5
Elmidae (Unident.) QC349999
7
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
14
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 6 3
Simuliidae (Unident.) QD109999
3
Simuliidae (Unident.)
Empididae (Unident.) QD359999
1
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
1
Ephemeroptera QE 17 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
16
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
3
Megaloptera QM 5 8
Corydalidae (Unident.) QM019999
5
Corydalidae (Unident.)
Trichoptera QT 29 8
Hydrobiosidae (Unident.) QT019999
7
Hydropsychidae (Unident.) QT069999
1
Conoesucidae (Unident.) QT159999
16
Calocidae (Unident.) QT189999
5
ORDER
SIGNALT 4.6
Weighted SIGNALT 5.0
Taxa Abundance SIGNALT Grade
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 23 2
Oligochaeta (Unident.) LO999999
23
Amphipoda OP 18 3
Ceinidae (Unident.) OP029999
18
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Coleoptera QC 31 5
Dytiscidae (Unident.) QC099999
5
Psephenidae (Unident.) QC379999
26
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 40 3
Simuliidae (Unident.) QD109999
2
Simuliidae (Unident.)
Diamesinae (Unident.) QDAB9999
6
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
24
Chironominae (Unident.) QDAJ9999
5
Ephemeroptera QE 40 9
Baetidae (Unident.) QE029999
6
Leptophlebiidae (Unident.) QE069999
34
Hemiptera QH 4 2
Corixidae (Unident.) QH659999
4
Plecoptera QP 30 10
Gripopterygidae (Unident.) QP039999
30
Trichoptera QT 29 8
Hydrobiosidae (Unident.) QT019999
8
Glossosomatidae (Unident.) QT029999
3
Conoesucidae (Unident.) QT159999
18
ORDER
SIGNALT 5.0
Weighted SIGNALT 5.5