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

Katherine River d/s of Maude Creek EE190809KA03

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-2009
Taxa count ORDER 8
Taxa count FAMILY 12
Taxa count ALT 12
Mayflies present? 1
ORDER FAMILY ALT
SIGNAL 4.4 4.8 3
Weighted SIGNAL 5.7 3.6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.2.5 Traditional indigenous uses, 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 71.76% 557,861,334,877m2
  Natural 1.1.3 National park 27.50% 213,745,703,037m2
Show minor land uses 8
7,773,838,069m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 4 2
Oligochaeta (Unident.) LO999999
4
Acarina MM 8 6
Hydrodroma sp.(Unident.) MM070199
6
Hydrodroma sp.(Unident.)
Oxus sp.(Unident.) MM090399
1
Oxus sp.(Unident.)
Limnesia sp.(Unident.) MM120199
1
Limnesia sp.(Unident.)
Coleoptera QC 10 5
Laccophilus sp.(Unident.) QC090199
10
Laccophilus sp.(Unident.)
Laccophilus sp.(Unident.)
Diptera QD 4 3
Dicrotendipes sp.(Unident.) QDAI0699
3
Chironomidae (Unident.)(Larva) QDAZ9999
1
Ephemeroptera QE 1 9
Pseudocloeon sp.(Unident.) QE020599
1
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Trichoptera QT 11 8
Hellyethira sp.(Unident.) QT030499
10
Ecnomus sp.(Unident.) QT080499
1
Unknown 211
Unknown
211
ORDER
SIGNALT 4.4
Weighted SIGNALT 4.1