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

Ludlow River - Off Tuart Drive LUDL-01

Source Department of Water and Environment Regulation
Latest Sample Date 14-10-2009
Taxa count ORDER 7
Taxa count FAMILY 12
Taxa count ALT 12
Mayflies present? 3
ORDER FAMILY ALT
SIGNAL 2.9 2.5 1.8
Weighted SIGNAL 2.3 3.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 66.45% 15,130,504,124m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures, 4.2.4 Irrigated sown grasses 22.38% 5,095,006,495m2
  Minimal Use 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover 3.09% 703,319,917m2
Show minor land uses 9
227,687,634m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 4 1
Ancylidae (Unident.) KG069999
2
Planorbidae (Unident.) KG079999
2
Oligochaeta LO 66 2
Oligochaeta (Unident.) LO999999
66
Unknown OT 21
Palaemonidae (Unident.) OT029999
21
Palaemonidae (Unident.)
Unknown QA 8
Hypogastruridae (Unident.) QA049999
7
Sminthuridae (Unident.) QA139999
1
Coleoptera QC 3 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 65 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
6
Orthocladiinae (Unident.) QDAF9999
15
Chironominae (Unident.) QDAJ9999
42
Ephemeroptera QE 3 9
Tasmanocoenis sp.(Unident.) QE080199
3
ORDER
SIGNALT 2.9
Weighted SIGNALT 2.3