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

Thredbo River via Pender Lea 34154

Source Office of Environment and Heritage
Latest Sample Date 03-12-2009
Taxa count ORDER 9
Taxa count FAMILY 34
Taxa count ALT 34
Mayflies present? 68
ORDER FAMILY ALT
SIGNAL 6 5.9 4.2
Weighted SIGNAL 6.3 6.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 2.1.0 Grazing native vegetation 10.98% 2,056,131,184m2
Show minor land uses 2
187,266,679m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 6 6
Mites (Unident.) MM999999
6
Mites (Unident.)
Coleoptera QC 11 5
Dytiscidae (Unident.) QC099999
1
Staphylinidae (Unident.) QC189999
1
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
8
Elmidae (Unident.)
Diptera QD 52 3
Tipulidae (Unident.) QD019999
3
Blephariceridae (Unident.)(Larva) QD049999
4
Blephariceridae (Unident.)(Larva)
Ceratopogonidae (Unident.) QD099999
10
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
9
Simuliidae (Unident.)
Empididae (Unident.) QD359999
1
Aphroteniinae (Unident.) QDAA9999
1
Podonominae (Unident.) QDAD9999
3
Tanypodinae (Unident.) QDAE9999
5
Orthocladiinae (Unident.) QDAF9999
15
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 68 9
Baetidae (Unident.) QE029999
12
Oniscigastridae (Unident.) QE039999
6
Coloburiscidae (Unident.) QE059999
27
Leptophlebiidae (Unident.) QE069999
15
Caenidae (Unident.) QE089999
8
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
2
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Odonata QO 3 3
Aeshnidae (Unident.) QO129999
3
Plecoptera QP 43 10
Gripopterygidae (Unident.) QP039999
42
Notonemouridae (Unident.) QP049999
1
Trichoptera QT 93 8
Hydrobiosidae (Unident.) QT019999
15
Glossosomatidae (Unident.) QT029999
25
Hydropsychidae (Unident.) QT069999
4
Polycentropodidae (Unident.) QT079999
3
Conoesucidae (Unident.) QT159999
19
Helicopsychidae (Unident.) QT179999
1
Philorheithridae (Unident.) QT219999
1
Leptoceridae (Unident.) QT259999
25
ORDER
SIGNALT 6.0
Weighted SIGNALT 6.4