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

East Branch d/s prison farm crossing EB4i(d) EE220699FN25

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-1999
Taxa count ORDER 8
Taxa count FAMILY 17
Taxa count ALT 22
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.8 3.8 2.7
Weighted SIGNAL 4.2 3.2 4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.2.5 Traditional indigenous uses, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 83.67% 5,309,631,190m2
  Unknown 5.8.4 Extractive industry not in use 12.58% 798,619,323m2
Show minor land uses 4
63,459,616m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Nematoda II 1 3
Nematoda (Unident.) II999999
1
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown OJ 2
Copepoda (Unident.) OJ999999
2
Coleoptera QC 9 5
Tiporus josepheni QC091708
3
Tiporus josepheni
Tiporus josepheni
Tiporus josepheni
Dytiscidae (Unident.)(Larva) QC09999I
1
Berosus sp.(Unident.)(Larva) QC11049I
1
Berosus sp.(Unident.)(Larva)
Hydraena sp.(Unident.) QC130199
2
Hydraena sp.(Unident.)
Hydrochus sp.(Unident.) QCAO0199
2
Hydrochus sp.(Unident.)
Diptera QD 364 3
Ceratopogonidae (Unident.) (Pupa) QD09999I
2
Ceratopogonidae (Unident.) (Pupa)
Ceratopogoninae (Unident.) QD0999I1
352
Ceratopogoninae (Unident.)
Fittkauimyia sp.(Unident.) QDAE0499
1
Paramerina sp.(Unident.) QDAE1299
3
?Telmatopelopia sp.(Unident.) QDAE1899
2
Stenochironomus sp.(Unident.) QDAI0299
2
Chironomus sp.(Unident.) QDAI0499
2
Chironomus sp.(Unident.)
Hemiptera QH 4 2
Gerridae (Unident.) QH579999
1
Laccotrephes sp.(Unident.) QH610199
1
Diplonychus sp.(Unident.) QH620299
1
Pleidae (Unident.) QH689999
1
Odonata QO 26 3
Zygoptera (Unident.) QO999997
26
Trichoptera QT 6 8
Orthotrichia sp.(Unident.) QT030999
1
Triaenodes sp.(Unident.) QT251099
5
ORDER
SIGNALT 3.8
Weighted SIGNALT 3.9