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

at rock weir LVT0066

Source Melbourne Water
Latest Sample Date 05-03-2008
Taxa count ORDER 10
Taxa count FAMILY 21
Taxa count ALT 21
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.3 3.1 2.1
Weighted SIGNAL 2.9 2.7

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  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, 5.6.5 Electricity substations and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication 49.95% 3,084,102,160m2
  Industrial 5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.6 Oil refinery, 5.5.1 Commercial services 17.22% 1,063,337,078m2
  Pastoral Farming 3.2.0 Grazing modified pastures 14.34% 885,489,767m2
  Natural 1.1.1 Strict nature reserves, 1.1.7 Other conserved area 7.20% 444,368,490m2
  Unknown 5.8.4 Extractive industry not in use 5.11% 315,479,147m2
Show minor land uses 6
61,749,485m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 30 1
Hydrobiidae (Unident.) KG029999
30
Oligochaeta LO 9 2
Oligochaeta (Unident.) LO999999
9
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 18 3
Paramelitidae (Unident.) OP069999
18
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Unknown OX 6
Hymenostomatidae (Unident.) OX019999
6
Hymenostomatidae (Unident.)
Coleoptera QC 3 5
Dytiscidae (Unident.)(Larva) QC09999I
2
Hydrophilidae (Unident.)(Larva) QC11999I
1
Hydrophilidae (Unident.)(Larva)
Diptera QD 38 3
Tipulidae (Unident.) QD019999
1
Stratiomyidae (Unident.) QD249999
2
Orthocladiinae (Unident.) QDAF9999
5
Chironominae (Unident.) QDAJ9999
30
Hemiptera QH 12 2
Mesoveliidae (Unident.) QH529999
1
Hydrometridae (Unident.) QH549999
5
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
4
Odonata QO 40 3
Coenagrionidae (Unident.) QO029999
29
Lestidae (Unident.) QO059999
1
Aeshnidae (Unident.) QO129999
3
Libellulidae (Unident.) QO179999
6
Epiproctophora (Unident.) QO999998
1
Trichoptera QT 1 8
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 3.3
Weighted SIGNALT 2.6
Taxa Abundance SIGNALT Grade
Gastropoda KG 30 1
Hydrobiidae (Unident.) KG029999
30
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Unknown LP 4
Polychaeta (Unident.) LP999999
4
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 30 3
Ceinidae (Unident.) OP029999
3
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Paracalliopidae (Unident.) OP049999
27
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Coleoptera QC 2 5
Dytiscidae (Unident.)(Larva) QC09999I
1
Hydrophilidae (Unident.)(Larva) QC11999I
1
Hydrophilidae (Unident.)(Larva)
Diptera QD 37 3
Dixidae (Unident.) QD069999
1
Dixidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
6
Chironominae (Unident.) QDAJ9999
30
Hemiptera QH 2 2
Notonectidae (Unident.) QH679999
2
Odonata QO 3 3
Aeshnidae (Unident.) QO129999
1
Zygoptera (Unident.) QO999997
1
Epiproctophora (Unident.) QO999998
1
ORDER
SIGNALT 2.8
Weighted SIGNALT 2.4