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

Mangrove Ck d/s Dam HAWK579

Source Office of Environment and Heritage
Latest Sample Date 17-12-1999
Taxa count ORDER 6
Taxa count FAMILY 11
Taxa count ALT 11
Mayflies present? 1
ORDER FAMILY ALT
SIGNAL 3.8 3.8 2.1
Weighted SIGNAL 3.8 4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 83.27% 156,016,860m2
  Natural 1.1.3 National park 8.23% 15,427,504m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 7.70% 14,432,182m2
Show minor land uses 1
1,873,695m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Isopoda OR 2 2
Oniscidae sp.(Unident.) OR259999
2
Oniscidae sp.(Unident.)
Coleoptera QC 11 5
Carabidae (Unident.) QC059999
1
Staphylinidae (Unident.) QC189999
4
Chrysomelidae (Unident.) QCAH9999
1
Coleoptera (Unident.) QCZZ9999
5
Coleoptera (Unident.)
Coleoptera (Unident.)
Coleoptera (Unident.)
Coleoptera (Unident.)
Coleoptera (Unident.)
Diptera QD 2 3
Tipulidae (Unident.) QD019999
2
Ephemeroptera QE 1 9
Leptophlebiidae (Unident.) QE069999
1
Hemiptera QH 5 2
Veliidae (Unident.) QH569999
1
Gelastocoridae (Unident.) QH649999
3
Hemiptera (Unident.) QH999999
1
Lepidoptera QL 1 2
Lepidoptera (Unident.) QL999999
1
Lepidoptera (Unident.)
ORDER
SIGNALT 3.8
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Coleoptera QC 1 5
Haliplidae (Unident.) QC069999
1
Diptera QD 3 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 1 9
Leptophlebiidae (Unident.) QE069999
1
Lepidoptera QL 2 2
Crambidae (Unident.) QL019999
2
Crambidae (Unident.)
Odonata QO 3 3
Libellulidae (Unident.) QO179999
2
Odonata (Unident.) QO999999
1
Trichoptera QT 1 8
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 4.0
Weighted SIGNALT 3.8