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

300 m downstream of Heatherton Rd DNG0256B

Source Melbourne Water
Latest Sample Date 19-11-2003
Taxa count ORDER 9
Taxa count FAMILY 14
Taxa count ALT 14
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.1 2.1 1.5
Weighted SIGNAL 2 2.5

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, 5.6.6 Gas treatment, storage and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication 75.46% 20,588,593,904m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.6 Protected landscape, 1.1.7 Other conserved area 16.25% 4,434,520,226m2
  Pastoral Farming 3.2.0 Grazing modified pastures 3.59% 980,754,473m2
Show minor land uses 8
272,836,244m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown IB 8
Hydridae IB010000
8
Turbellaria IF 2 2
Dugesiidae IF610000
2
Gastropoda KG 24 1
Hydrobiidae KG020000
2
Planorbidae KG070000
2
Physidae KG080000
20
Oligochaeta LO 152 2
Naididae LO050000
152
Acarina MM 16 6
Hydracarina (Unident.) MM9999A8
16
Hydracarina (Unident.)
Hydracarina (Unident.)
Unknown OT 6
Atyidae OT010000
6
Atyidae
Atyidae
Atyidae
Atyidae
Diptera QD 610 3
Ephydridae QD780000
1
Ephydridae
Ephydridae
Tanypodinae QDAE0000
2
Orthocladiinae QDAF0000
445
Chironominae QDAJ0000
162
Hemiptera QH 4 2
Corixidae QH650000
4
Odonata QO 7 3
Coenagrionidae QO020000
7
ORDER
SIGNALT 2.1
Weighted SIGNALT 2.2
Taxa Abundance SIGNALT Grade
Unknown IB 6
Hydridae IB010000
6
Turbellaria IF 78 2
Dugesiidae IF610000
60
Microturbellaria (Unident.) IF999C99
18
Unknown IH 6
Nemertea (Unident.) IH999999
6
Nematoda II 54 3
Nematoda (Unident.) II999999
54
Gastropoda KG 112 1
Hydrobiidae KG020000
38
Ancylidae KG060000
4
Planorbidae KG070000
4
Physidae KG080000
34
Gastropoda (Unident.) KG999999
8
Planorbidae/Physidae (Unident.) KG9999A2
24
Oligochaeta LO 188 2
Tubificidae LO040000
8
Naididae LO050000
180
Acarina MM 62 6
Hydracarina (Unident.) MM9999A8
62
Hydracarina (Unident.)
Hydracarina (Unident.)
Isopoda OR 8 2
Janiridae OR180000
8
Janiridae
Janiridae
Unknown OT 12
Atyidae OT010000
12
Atyidae
Atyidae
Atyidae
Atyidae
Coleoptera QC 4 5
Elmidae QC340000
4
Elmidae
Elmidae
Diptera QD 82 3
Simuliidae (unident.) QD100000
6
Simuliidae (unident.)
Simuliidae (unident.)
Podonominae QDAD0000
2
Orthocladiinae QDAF0000
52
Chironominae QDAJ0000
20
Chironomidae (Unident.)(Larva) QDAZ9999
2
Odonata QO 54 3
Coenagrionidae QO020000
30
Zygoptera (Unident.) QO999997
24
ORDER
SIGNALT 2.2
Weighted SIGNALT 2.3