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

HOLLAND CREEK D/S TOLMIE 40350

Source EPA Victoria
Latest Sample Date 11-04-2005
Taxa count ORDER 9
Taxa count FAMILY 23
Taxa count ALT 23
Mayflies present? 11
ORDER FAMILY ALT
SIGNAL 5.1 5.4 4.7
Weighted SIGNAL 6.1 6.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 31.95% 1,129,340,451m2
  Pastoral Farming 3.2.0 Grazing modified pastures 31.28% 1,105,578,027m2
  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 28.41% 1,004,275,063m2
  Forestry Plantation 3.1.2 Softwood plantation forestry 5.87% 207,358,413m2
Show minor land uses 4
35,348,481m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 3 1
Ancylidae (Unident.) KG069999
3
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Coleoptera QC 3 5
Elmidae (Unident.) QC349999
3
Elmidae (Unident.)
Diptera QD 54 3
Tipulidae (Unident.) QD019999
2
Dixidae (Unident.) QD069999
2
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
30
Simuliidae (Unident.)
Stratiomyidae (Unident.) QD249999
1
Empididae (Unident.) QD359999
1
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
16
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 11 9
Baetidae (Unident.) QE029999
7
Leptophlebiidae (Unident.) QE069999
4
Hemiptera QH 1 2
Veliidae (Unident.) QH569999
1
Plecoptera QP 2 10
Gripopterygidae (Unident.) QP039999
2
Trichoptera QT 65 8
Hydrobiosidae (Unident.) QT019999
6
Philopotamidae (Unident.) QT049999
2
Tasimiidae (Unident.) QT139999
3
Conoesucidae (Unident.) QT159999
30
Helicopsychidae (Unident.) QT179999
10
Calocidae (Unident.) QT189999
13
Calamoceratidae (Unident.) QT249999
1
ORDER
SIGNALT 5.1
Weighted SIGNALT 5.5
Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Coleoptera QC 7 5
Scirtidae (Unident.) QC209999
4
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
2
Elmidae (Unident.)(Larvae)
Diptera QD 63 3
Simuliidae (Unident.) QD109999
2
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
30
Chironominae (Unident.) QDAJ9999
30
Ephemeroptera QE 3 9
Leptophlebiidae (Unident.) QE069999
2
Ephemeroptera (Unident.) QE999999
1
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
2
Corydalidae (Unident.)
Odonata QO 1 3
Telephlebiidae (Unident.) QO219999
1
Plecoptera QP 28 10
Gripopterygidae (Unident.) QP039999
28
Trichoptera QT 47 8
Hydrobiosidae (Unident.) QT019999
8
Glossosomatidae (Unident.) QT029999
13
Hydroptilidae (Unident.) QT039999
1
Philopotamidae (Unident.) QT049999
18
Conoesucidae (Unident.) QT159999
4
Helicopsychidae (Unident.) QT179999
2
Calocidae (Unident.) QT189999
1
ORDER
SIGNALT 6.0
Weighted SIGNALT 6.5