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

HOLLAND CREEK SOUTH OF TATONG 40057

Source EPA Victoria
Latest Sample Date 13-11-2008
Taxa count ORDER 8
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 13
ORDER FAMILY ALT
SIGNAL 5.5 5.1 3.5
Weighted SIGNAL 5.5 5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 44.61% 7,134,010,801m2
  Pastoral Farming 3.2.0 Grazing modified pastures 25.98% 4,154,651,883m2
  Forestry Plantation 3.1.2 Softwood plantation forestry 13.49% 2,156,578,839m2
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.7.2 Roads 10.96% 1,753,064,087m2
  Natural 1.1.1 Strict nature reserves, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 4.06% 649,023,727m2
Show minor land uses 3
159,913,346m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 5 1
Lymnaeidae (Unident.) KG059999
3
Physidae (Unident.) KG089999
2
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Coleoptera QC 5 5
Dytiscidae (Unident.)(Larva) QC09999I
4
Gyrinidae (Unident.)(Larva) QC10999I
1
Gyrinidae (Unident.)(Larva)
Diptera QD 70 3
Tipulidae (Unident.) QD019999
1
Ceratopogonidae (Unident.) QD099999
8
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
18
Simuliidae (Unident.)
Dolichopodidae (Unident.) QD369999
13
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
28
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 13 9
Baetidae (Unident.) QE029999
5
Leptophlebiidae (Unident.) QE069999
4
Ephemeroptera (Unident.) QE999999
4
Plecoptera QP 8 10
Gripopterygidae (Unident.) QP039999
8
Trichoptera QT 26 8
Hydrobiosidae (Unident.) QT019999
17
Hydroptilidae (Unident.) QT039999
5
Hydropsychidae (Unident.) QT069999
4
ORDER
SIGNALT 5.5
Weighted SIGNALT 6.0