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

Katherine River EE180809KA04

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-2009
Taxa count ORDER 5
Taxa count FAMILY 8
Taxa count ALT 8
Mayflies present? 3
ORDER FAMILY ALT
SIGNAL 4.4 3.9 1.4
Weighted SIGNAL 3 4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.2.5 Traditional indigenous uses 99.21% 210,867,922,459m2
Show minor land uses 2
2,125,552,339m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
 1
Diptera QD 8 3
Larsia sp.(Unident.) QDAE1799
 1
Paratanytarsus sp.(Unident.) QDAH0699
 2
Dicrotendipes sp.(Unident.) QDAI0699
 4
Chironomidae (Unident.)(Larva) QDAZ9999
 1
Ephemeroptera QE 3 9
Cloeon sp.(Unident.) QE020299
 3
Trichoptera QT 12 8
Hellyethira sp.(Unident.) QT030499
 12
Unknown 196
Unknown
196
ORDER
SIGNALT 4.4
Weighted SIGNALT 4.1

   

Our waterways under the magnifying glass

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