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

YABBA CREEK AT SANDY CREEK JUNCTION 1381098

Source MIV
Latest Sample Date 15-10-1996
Taxa count ORDER 5
Taxa count FAMILY 9
Taxa count ALT 9
Mayflies present? 14
ORDER FAMILY ALT
SIGNAL 6.4 6.1 3.6
Weighted SIGNAL 5.8 4.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 42.41% 11,771,663,178m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 29.01% 8,053,032,656m2
  Natural 1.1.3 National park, 1.1.7 Other conserved area 28.16% 7,816,274,346m2
Show minor land uses 3
277,567,242m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Diptera QD 27 3
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
10
Chironominae (Unident.) QDAJ9999
7
Ephemeroptera QE 14 9
Baetidae (Unident.) QE029999
10
Caenidae (Unident.) QE089999
4
Hemiptera QH 1 2
Veliidae (Unident.) QH569999
1
Plecoptera QP 2 10
Gripopterygidae (Unident.) QP039999
2
Trichoptera QT 10 8
Philopotamidae (Unident.) QT049999
6
Leptoceridae (Unident.) QT259999
4
ORDER
SIGNALT 6.4
Weighted SIGNALT 6.2