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

at Masons Lane u/s proposed work site LER0309

Source Melbourne Water
Latest Sample Date 29-05-2008
Taxa count ORDER 9
Taxa count FAMILY 14
Taxa count ALT 14
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.2 3 2.4
Weighted SIGNAL 3 2.7

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.1 Strict nature reserves, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 43.86% 14,098,515,554m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 35.54% 11,423,844,601m2
  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, 5.6.0 Utilities, 5.6.7 Water extraction and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication 8.88% 2,853,648,935m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 6.29% 2,020,751,400m2
Show minor land uses 8
321,422,957m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 7 1
Lymnaeidae (Unident.) KG059999
5
Planorbidae (Unident.) KG079999
1
Physidae (Unident.) KG089999
1
Hirudinea LH 9 1
Glossiphoniidae (Unident.) LH019999
9
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OT 4
Atyidae (Unident.) OT019999
4
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 4 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.)(Larva) QC20999I
1
Scirtidae (Unident.)(Larva)
Diptera QD 31 3
Tanypodinae (Unident.) QDAE9999
1
Chironominae (Unident.) QDAJ9999
30
Hemiptera QH 1 2
Notonectidae (Unident.) QH679999
1
Odonata QO 16 3
Coenagrionidae (Unident.) QO029999
15
Libellulidae (Unident.) QO179999
1
Trichoptera QT 10 8
Leptoceridae (Unident.) QT259999
10
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.1