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

Thredbo R d/s Bullock's Flat 35052

Source Office of Environment and Heritage
Latest Sample Date 30-10-2007
Taxa count ORDER 12
Taxa count FAMILY 39
Taxa count ALT 39
Mayflies present? 103
ORDER FAMILY ALT
SIGNAL 4.9 5.5 4.2
Weighted SIGNAL 5.7 6.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
4,603,333m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 5 1
Physidae (Unident.) KG089999
5
Oligochaeta LO 11 2
Oligochaeta (Unident.) LO999999
11
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Isopoda OR 6 2
Phreatoicidae (Unident.) OR059999
6
Phreatoicidae (Unident.)
Phreatoicidae (Unident.)
Coleoptera QC 24 5
Dytiscidae (Unident.) QC099999
2
Scirtidae (Unident.) QC209999
4
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
10
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
4
Psephenidae (Unident.)
Psephenidae (Unident.)
Ptilodactylidae (Unident.) QC399999
4
Ptilodactylidae (Unident.)
Diptera QD 120 3
Tipulidae (Unident.) QD019999
2
Ceratopogonidae (Unident.) QD099999
50
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
8
Simuliidae (Unident.)
Aphroteniinae (Unident.) QDAA9999
1
Diamesinae (Unident.) QDAB9999
1
Podonominae (Unident.) QDAD9999
9
Tanypodinae (Unident.) QDAE9999
26
Orthocladiinae (Unident.) QDAF9999
4
Chironominae (Unident.) QDAJ9999
19
Ephemeroptera QE 103 9
Baetidae (Unident.) QE029999
27
Oniscigastridae (Unident.) QE039999
23
Coloburiscidae (Unident.) QE059999
6
Leptophlebiidae (Unident.) QE069999
37
Caenidae (Unident.) QE089999
10
Hemiptera QH 9 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
6
Notonectidae (Unident.) QH679999
1
Megaloptera QM 6 8
Corydalidae (Unident.) QM019999
6
Corydalidae (Unident.)
Odonata QO 1 3
Corduliidae (Unident.) QO169999
1
Plecoptera QP 55 10
Gripopterygidae (Unident.) QP039999
55
Trichoptera QT 102 8
Hydrobiosidae (Unident.) QT019999
11
Glossosomatidae (Unident.) QT029999
16
Hydropsychidae (Unident.) QT069999
6
Polycentropodidae (Unident.) QT079999
3
Conoesucidae (Unident.) QT159999
8
Helicopsychidae (Unident.) QT179999
23
Philorheithridae (Unident.) QT219999
5
Atriplectididae (Unident.) QT239999
1
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
28
ORDER
SIGNALT 4.9
Weighted SIGNALT 5.5