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

d/s Derrimut Rd DRY0036

Source Melbourne Water
Latest Sample Date 14-03-2001
Taxa count ORDER 8
Taxa count FAMILY 10
Taxa count ALT 10
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3 2.8 1.6
Weighted SIGNAL 2 3.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures 63.73% 2,772,638,905m2
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.6.0 Utilities, 5.6.7 Water extraction and transmission, 5.7.2 Roads 28.38% 1,234,925,361m2
  Arable Farming 3.3.0 Cropping, 3.3.1 Cereals, 3.3.4 Oilseeds, 3.3.8 Pulses 6.85% 298,033,659m2
Show minor land uses 2
43,506,408m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae IF610000
1
Gastropoda KG 4 1
Physidae KG080000
4
Unknown OT 22
Atyidae OT010000
22
Atyidae
Atyidae
Coleoptera QC 1 5
Dytiscidae QC090000
1
Diptera QD 5 3
Chironominae (Unident.) QDAJ9999
5
Hemiptera QH 4 2
Nepidae QH610000
2
Corixidae QH650000
1
Naucoridae QH660000
1
Odonata QO 2 3
Coenagrionidae QO020000
2
Trichoptera QT 19 8
Leptoceridae QT250000
19
ORDER
SIGNALT 3.0
Weighted SIGNALT 3.0
Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae IF610000
2
Gastropoda KG 40 1
Ancylidae KG060000
2
Physidae KG080000
38
Hirudinea LH 1 1
Richardsonianidae LH030000
1
Oligochaeta LO 2 2
Naididae LO050000
2
Unknown OV 4
Parastacidae OV010000
4
Parastacidae
Parastacidae
Coleoptera QC 32 5
Dytiscidae QC090000
18
Hydrophilidae QC110000
13
Scirtidae QC200000
1
Scirtidae
Diptera QD 35 3
Orthocladiinae (Unident.) QDAF9999
21
Chironominae (Unident.) QDAJ9999
14
Ephemeroptera QE 9 9
Leptophlebiidae QE060000
9
Hemiptera QH 25 2
Veliidae QH560000
5
Corixidae QH650000
17
Notonectidae QH670000
3
Trichoptera QT 7 8
Leptoceridae QT250000
7
ORDER
SIGNALT 3.3
Weighted SIGNALT 3.6
Taxa Abundance SIGNALT Grade
Gastropoda KG 6 1
Planorbidae (Unident.) KG079999
4
Physidae (Unident.) KG089999
2
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Coleoptera QC 152 5
Dytiscidae (Unident.) QC099999
24
Hydrophilidae (Unident.) QC119999
120
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
8
Hydraenidae (Unident.)
Hydraenidae (Unident.)
Diptera QD 64 3
Stratiomyidae (Unident.) QD249999
4
Chironominae (Unident.) QDAJ9999
52
Chironomidae (Unident.) (Pupa) QDAZ999I
8
Hemiptera QH 46 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
10
Notonectidae (Unident.) QH679999
34
ORDER
SIGNALT 2.6
Weighted SIGNALT 2.9