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

Gwenmarlin Lane MAI0020

Source Melbourne Water
Latest Sample Date 12-04-2007
Taxa count ORDER 11
Taxa count FAMILY 28
Taxa count ALT 28
Mayflies present? 24
ORDER FAMILY ALT
SIGNAL 4.1 4.2 3.7
Weighted SIGNAL 5.1 4.7

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures 38.50% 1,234,138,184m2
  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, 5.7.2 Roads 30.82% 987,910,493m2
  Arable Farming 3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.6 Perennial flowers and bulbs, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs 15.39% 493,455,292m2
  Natural 1.1.3 National park 11.13% 356,717,680m2
Show minor land uses 3
32,057,096m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 31 1
Hydrobiidae (Unident.) KG029999
26
Ancylidae (Unident.) KG069999
1
Physidae (Unident.) KG089999
3
Planorbidae/Physidae (Unident.) KG9999A2
1
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 90 3
Paracalliopidae (Unident.) OP049999
90
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Coleoptera QC 7 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
2
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 50 3
Dixidae (Unident.) QD069999
8
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
6
Simuliidae (Unident.)
Stratiomyidae (Unident.) QD249999
1
Tanypodinae (Unident.) QDAE9999
10
Orthocladiinae (Unident.) QDAF9999
5
Chironominae (Unident.) QDAJ9999
20
Ephemeroptera QE 24 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
23
Hemiptera QH 26 2
Veliidae (Unident.) QH569999
10
Corixidae (Unident.) QH659999
16
Odonata QO 4 3
Megapodagrionidae (Unident.) QO079999
2
Telephlebiidae (Unident.) QO219999
2
Trichoptera QT 43 8
Ecnomidae (Unident.) QT089999
2
Odontoceridae (Unident.) QT229999
1
Calamoceratidae (Unident.) QT249999
14
Leptoceridae (Unident.) QT259999
25
Trichoptera (Unident.) QT999999
1
ORDER
SIGNALT 4.1
Weighted SIGNALT 4.2
Taxa Abundance SIGNALT Grade
Gastropoda KG 13 1
Hydrobiidae (Unident.) KG029999
13
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Amphipoda OP 99 3
Paracalliopidae (Unident.) OP049999
90
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Paracalliopidae (Unident.)
Amphipoda (Unident.) OP999999
9
Amphipoda (Unident.)
Amphipoda (Unident.)
Amphipoda (Unident.)
Isopoda OR 2 2
Oniscidae sp.(Unident.) OR259999
2
Oniscidae sp.(Unident.)
Coleoptera QC 2 5
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
1
Elmidae (Unident.)(Larvae)
Diptera QD 22 3
Dixidae (Unident.) QD069999
1
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
14
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
4
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 11 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
10
Hemiptera QH 1 2
Corixidae (Unident.) QH659999
1
Odonata QO 9 3
Synlestidae (Unident.) QO089999
2
Telephlebiidae (Unident.) QO219999
7
Trichoptera QT 48 8
Hydrobiosidae (Unident.) QT019999
2
Hydropsychidae (Unident.) QT069999
6
Ecnomidae (Unident.) QT089999
1
Tasimiidae (Unident.) QT139999
4
Conoesucidae (Unident.) QT159999
19
Calamoceratidae (Unident.) QT249999
2
Leptoceridae (Unident.) QT259999
14
ORDER
SIGNALT 4.0
Weighted SIGNALT 4.4