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

Williams River off Pine Brush Rd 51043

Source Office of Environment and Heritage
Latest Sample Date 24-10-2008
Taxa count ORDER 10
Taxa count FAMILY 28
Taxa count ALT 28
Mayflies present? 14
ORDER FAMILY ALT
SIGNAL 3.7 4.3 3
Weighted SIGNAL 5.2 4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 66.31% 2,442,056,954m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.5 Sown grasses 33.11% 1,219,404,603m2
Show minor land uses 3
36,826,968m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 4 1
Hydrobiidae (Unident.) KG029999
4
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OT 18
Atyidae (Unident.) OT019999
18
Atyidae (Unident.)
Atyidae (Unident.)
Unknown QA 2
Collembola (Unident.) QA999999
2
Coleoptera QC 47 5
Carabidae (Unident.) QC059999
1
Dytiscidae (Unident.) QC099999
11
Hydrophilidae (Unident.) QC119999
27
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Staphylinidae (Unident.) QC189999
1
Elmidae (Unident.) QC349999
6
Elmidae (Unident.)
Diptera QD 18 3
Tipulidae (Unident.) QD019999
3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Chironominae (Unident.) QDAJ9999
10
Ephemeroptera QE 14 9
Baetidae (Unident.) QE029999
3
Leptophlebiidae (Unident.) QE069999
8
Caenidae (Unident.) QE089999
3
Hemiptera QH 15 2
Mesoveliidae (Unident.) QH529999
1
Hebridae (Unident.) QH539999
1
Veliidae (Unident.) QH569999
7
Corixidae (Unident.) QH659999
6
Odonata QO 5 3
Coenagrionidae (Unident.) QO029999
1
Protoneuridae (Unident.) QO049999
1
Gomphidae (Unident.) QO139999
1
Libellulidae (Unident.) QO179999
2
Trichoptera QT 16 8
Atriplectididae (Unident.) QT239999
1
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
14
ORDER
SIGNALT 3.7
Weighted SIGNALT 4.1