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

Wollombi Brook, North Arm, 300m upstream of bridge, Millfield (WBN 070) site_407

Source Waterwatch New South Wales (Pre 2013)
Latest Sample Date 20-03-2009
Taxa count ORDER 6
Taxa count FAMILY 6
Taxa count ALT 7
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.7 2.7 0.4
Weighted SIGNAL 3 3 3

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, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation 48.69% 11,653,771,798m2
  Natural 1.1.3 National park 22.40% 5,360,740,027m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 4.2.0 Grazing irrigated modified pastures 18.23% 4,363,945,396m2
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.7.0 Transport and communication, 5.7.2 Roads 5.62% 1,344,560,203m2
  Forestry 2.2.0 Production native forests 3.20% 765,534,277m2
Show minor land uses 8
239,345,717m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown M9 2
Unknown M999999
2
Unknown OT 40
Caridea (Unident.) OT999999
40
Caridea (Unident.)
Caridea (Unident.)
Diptera QD 5 3
Chironomidae QDA00000
5
Hemiptera QH 30 2
Corixidae (Unident.) QH659999
30
Odonata QO 2 3
Zygoptera (Unident.) QO999997
1
Epiproctophora (Unident.) QO999998
1
Trichoptera QT 1 8
Trichoptera (Unident.) QT999999
1
ORDER
SIGNALT 2.7
Weighted SIGNALT 1.8