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

Subsidence Ck about 0.2 km d/s subsidence HAWK562

Source Office of Environment and Heritage
Latest Sample Date 23-02-2000
Taxa count ORDER 7
Taxa count FAMILY 17
Taxa count ALT 17
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.4 3.5 2.7
Weighted SIGNAL 3.6 3.2

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 94.69% 615,771,047m2
  Residential And Infrastructure 5.4.2 Rural residential with agriculture, 5.7.2 Roads 4.66% 30,275,618m2
Show minor land uses 1
6,503,003m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 13 1
Planorbidae (Unident.) KG079999
13
Coleoptera QC 7 5
Dytiscidae (Unident.) QC099999
4
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 49 3
Tipulidae (Unident.) QD019999
11
Ceratopogonidae (Unident.) QD099999
4
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
9
Simuliidae (Unident.)
Stratiomyidae (Unident.) QD249999
10
Tanypodinae (Unident.) QDAE9999
5
Diptera (Unident.)(Larva) QDZZ9999
10
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Hemiptera QH 10 2
Veliidae (Unident.) QH569999
6
Gelastocoridae (Unident.) QH649999
3
Corixidae (Unident.) QH659999
1
Lepidoptera QL 1 2
Lepidoptera (Unident.) QL999999
1
Lepidoptera (Unident.)
Odonata QO 7 3
Megapodagrionidae (Unident.) QO079999
2
Libellulidae (Unident.) QO179999
5
Trichoptera QT 3 8
Hydroptilidae (Unident.) QT039999
1
Leptoceridae (Unident.) QT259999
2
ORDER
SIGNALT 3.4
Weighted SIGNALT 3.2
Taxa Abundance SIGNALT Grade
Coleoptera QC 34 5
Dytiscidae (Unident.) QC099999
15
Hydrophilidae (Unident.) QC119999
18
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Diptera QD 100 3
Tipulidae (Unident.) QD019999
1
Chironominae (Unident.) QDAJ9999
99
ORDER
SIGNALT 4.0
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Diptera QD 4 3
Chironominae (Unident.) QDAJ9999
4
Hemiptera QH 1 2
Veliidae (Unident.) QH569999
1
ORDER
SIGNALT 2.5
Weighted SIGNALT 2.7