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

100 m downstream of Heatherton Rd DNG0256A

Source Melbourne Water
Latest Sample Date 19-11-2003
Taxa count ORDER 8
Taxa count FAMILY 12
Taxa count ALT 12
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.4 2.2 1.9
Weighted SIGNAL 2.1 2.3

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, 5.6.5 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 3
Hydridae IB010000
3
Turbellaria IF 2 2
Dugesiidae IF610000
2
Nematoda II 2 3
Nematoda (Unident.) II999999
2
Gastropoda KG 17 1
Hydrobiidae KG020000
1
Planorbidae KG070000
2
Physidae KG080000
14
Oligochaeta LO 74 2
Naididae LO050000
74
Acarina MM 2 6
Hydracarina (Unident.) MM9999A8
2
Hydracarina (Unident.)
Isopoda OR 1 2
Janiridae OR180000
1
Janiridae
Diptera QD 304 3
Sciomyzidae QD450000
1
Sciomyzidae
Orthocladiinae QDAF0000
202
Chironominae QDAJ0000
101
ORDER
SIGNALT 2.4
Weighted SIGNALT 2.1
Taxa Abundance SIGNALT Grade
Unknown IB 1
Hydridae IB010000
1
Turbellaria IF 61 2
Dugesiidae IF610000
56
Microturbellaria (Unident.) IF999C99
5
Unknown IH 2
Nemertea (Unident.) IH999999
2
Nematoda II 11 3
Nematoda (Unident.) II999999
11
Gastropoda KG 89 1
Hydrobiidae KG020000
33
Lymnaeidae KG050000
2
Physidae KG080000
34
Gastropoda (Unident.) KG999999
5
Planorbidae/Physidae (Unident.) KG9999A2
15
Bivalvia KP 3 3
Sphaeriidae KP030000
3
Oligochaeta LO 36 2
Tubificidae LO040000
11
Naididae LO050000
21
Enchytraeidae LO080000
4
Acarina MM 37 6
Hydracarina (Unident.) MM9999A8
37
Hydracarina (Unident.)
Unknown OT 14
Atyidae OT010000
14
Atyidae
Atyidae
Diptera QD 48 3
Culicidae QD070000
2
Culicidae
Simuliidae (unident.) QD100000
39
Simuliidae (unident.)
Orthocladiinae QDAF0000
7
Hemiptera QH 2 2
Corixidae QH650000
2
Odonata QO 10 3
Coenagrionidae QO020000
2
Zygoptera (Unident.) QO999997
8
ORDER
SIGNALT 2.1
Weighted SIGNALT 2.4