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

100m u/s Arthurs Ck confluence DIY0081

Source Melbourne Water
Latest Sample Date 01-12-1998
Taxa count ORDER 9
Taxa count FAMILY 18
Taxa count ALT 27
Mayflies present? 6
ORDER FAMILY ALT
SIGNAL 3.7 3.5 2.4
Weighted SIGNAL 3.1 3.2 4.3

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, 5.6.7 Water extraction and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication 41.23% 9,847,733,319m2
  Pastoral Farming 3.2.0 Grazing modified pastures 30.29% 7,235,686,676m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area 19.26% 4,600,391,843m2
  Arable Farming 3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs 3.70% 883,931,183m2
  Unknown 3.6.4 No defined use 3.07% 733,692,879m2
Show minor land uses 7
238,876,403m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 57 1
Hydrobiidae (Unident.) KG029999
51
Planorbidae/Physidae (Unident.) KG9999A2
6
Bivalvia KP 2 3
Pisidium casertanum KP030101
2
Oligochaeta LO 5 2
OLIGOCHAETA LO000000
5
Unknown OT 14
Paratya australiensis OT010101
14
Paratya australiensis
Paratya australiensis
Coleoptera QC 4 5
Lancetes sp.(Unident.)(Larva) QC09249I
2
Lancetes sp.(Unident.)(Larva)
Notriolus quadriplagiatus QC340310
2
Notriolus quadriplagiatus
Diptera QD 58 3
Procladius sp.(Unident.) QDAE0899
27
Paramerina sp.(Unident.) QDAE1299
1
Thienemanniella sp.(Unident.) QDAF0799
2
Cricotopus/Paratrichocladius QDAF99A8
6
Riethia sp.(Unident.) QDAG0199
1
Rheotanytarsus sp.(Unident.) QDAH0799
7
Chironomus sp.(Unident.) QDAI0499
2
Chironomus sp.(Unident.)
Dicrotendipes sp.(Unident.) QDAI0699
9
Kiefferulus sp.(Unident.) QDAI0799
1
Polypedilum sp.(Unident.) QDAI0899
2
Ephemeroptera QE 6 9
Atalophlebia sp.AV5 QE0601A8
6
Hemiptera QH 16 2
Microvelia sp.(Unident.) QH560199
1
Veliidae (Unident.) QH569999
4
Sigara truncatipala QH650204
1
Corixidae (Unident.) QH659999
4
Anisops sp.(Unident.) QH670499
2
Notonectidae (Unident.) QH679999
4
Trichoptera QT 6 8
Taschorema evansi QT011301
1
Lectrides varians QT250201
1
Notalina spira QT250504
4
ORDER
SIGNALT 3.7
Weighted SIGNALT 3.3
Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Gastropoda KG 149 1
Hydrobiidae (Unident.) KG029999
110
Planorbidae/Physidae (Unident.) KG9999A2
39
Bivalvia KP 2 3
Pisidium casertanum KP030101
2
Amphipoda OP 42 3
Austrochiltonia sp.(Unident.) OP020199
42
Austrochiltonia sp.(Unident.)
Austrochiltonia sp.(Unident.)
Austrochiltonia sp.(Unident.)
Unknown OT 4
Paratya australiensis OT010101
4
Paratya australiensis
Paratya australiensis
Unknown OV 2
Cherax sp.(Unident.) OV010199
2
Cherax sp.(Unident.)
Cherax sp.(Unident.)
Coleoptera QC 26 5
Allodessus bistrigatus QC091101
2
Allodessus bistrigatus
Allodessus bistrigatus
Chostonectes gigas QC091504
3
Chostonectes gigas
Chostonectes gigas
Chostonectes gigas
Necterosoma penicillatus QC092001
12
Necterosoma penicillatus
Necterosoma penicillatus
Necterosoma penicillatus
Helochares tristis QC111201
3
Helochares tristis
Helochares tristis
Helochares SRV sp.1 / MDFRC sp.1 QC1112A2
3
Helochares SRV sp.1 / MDFRC sp.1
Helochares SRV sp.1 / MDFRC sp.1
Ochthebius sp.(Unident.) QC130399
1
Ochthebius sp.(Unident.)
Notriolus quadriplagiatus QC340310
2
Notriolus quadriplagiatus
Diptera QD 6 3
Tipulidae (Unident.) QD019999
1
Aedes sp.(Unident.) QD070599
4
Aedes sp.(Unident.)
Stratiomyidae (Unident.) QD249999
1
Hemiptera QH 10 2
Microvelia peramoena QH560103
2
Microvelia sp.(Unident.) QH560199
5
Micronecta sp.(Unident.) QH650599
1
Enithares woodwardi QH670101
2
Trichoptera QT 8 8
Lectrides varians QT250201
5
Triplectides similis QT251108
1
Triplectides truncatus QT251109
2
ORDER
SIGNALT 2.7
Weighted SIGNALT 3.1