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

Myall Scrub Ck us Crossing 41304

Source Office of Environment and Heritage
Latest Sample Date 06-05-2010
Taxa count ORDER 11
Taxa count FAMILY 17
Taxa count ALT 17
Mayflies present? 6
ORDER FAMILY ALT
SIGNAL 4.5 4.6 3.8
Weighted SIGNAL 5.6 4.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 59.07% 1,102,678,150m2
  Forestry 2.2.0 Production native forests 23.96% 447,166,717m2
  Pastoral Farming 3.2.0 Grazing modified pastures 14.52% 271,047,982m2
Show minor land uses 5
18,666,088m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 6 6
Mites (Unident.) MM999999
6
Mites (Unident.)
Unknown OT 18
Atyidae (Unident.) OT019999
18
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 10 5
Dytiscidae (Unident.) QC099999
6
Scirtidae (Unident.) QC209999
4
Scirtidae (Unident.)
Diptera QD 5 3
Chironominae (Unident.) QDAJ9999
5
Ephemeroptera QE 6 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
5
Hemiptera QH 5 2
Mesoveliidae (Unident.) QH529999
1
Hydrometridae (Unident.) QH549999
1
Veliidae (Unident.) QH569999
3
Megaloptera QM 1 8
Sialidae (Unident.) QM029999
1
Odonata QO 16 3
Isostictidae (Unident.) QO039999
11
Corduliidae (Unident.) QO169999
5
Trichoptera QT 11 8
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
10
ORDER
SIGNALT 4.5
Weighted SIGNALT 4.5