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

Katherine River EE210809KA06

SourceDepartment of Environment and Natural Resources (Daly River)
Latest Sample Date01-01-2009
Taxa count ORDER5
Taxa count FAMILY10
Taxa count ALT11
Mayflies present? 31
ORDERFAMILYALT
SIGNAL 4.4 2.8 2.5
Weighted SIGNAL 4.5 2.3 4.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park 52.41% 235,839,690,725m2
  Minimal Use 1.2.5 Traditional indigenous uses 47.32% 212,902,402,270m2
Show minor land uses 1
4,499,585,359m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 4 2
Oligochaeta (Unident.) LO999999
 4
Diptera QD 17 3
Empididae (Unident.) QD359999
 2
Larsia sp.(Unident.) QDAE1799
 1
Paratanytarsus sp.(Unident.) QDAH0699
 5
Chironomidae (Unident.)(Larva) QDAZ9999
 9
Ephemeroptera QE 31 9
Cloeon sp.(Unident.) QE020299
 14
Pseudocloeon sp.(Unident.) QE020599
 17
Trichoptera QT 10 8
Orthotrichia sp.(Unident.) QT030999
 6
Cheumatopsyche sp.(Unident.) QT060599
 2
Ecnomus sp.(Unident.) QT080499
 2
Unknown 205
Unknown
205
ORDER
SIGNALT 4.4
Weighted SIGNALT 4.5

   

Our waterways under the magnifying glass

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