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

Willandra CK @ Cobb Hwy 60650

Source Office of Environment and Heritage
Latest Sample Date 16-11-2004
Taxa count ORDER 10
Taxa count FAMILY 18
Taxa count ALT 18
Mayflies present? 8
ORDER FAMILY ALT
SIGNAL 3.8 3.6 1.8
Weighted SIGNAL 3.3 3.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.2 Stock route, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 72.57% 363,051,398,858m2
  Arable Farming 3.3.0 Cropping, 4.3.0 Irrigated cropping, 4.3.6 Irrigated cotton, 4.4.0 Irrigated perennial horticulture 12.25% 61,282,031,518m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection 10.34% 51,731,948,687m2
Show minor land uses 6
5,002,603,389m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 6 1
Physidae (Unident.) KG089999
6
Hirudinea LH 5 1
Richardsonianidae (Unident.) LH039999
5
Acarina MM 18 6
Mites (Unident.) MM999999
18
Mites (Unident.)
Mites (Unident.)
Unknown OH 50
Ostracoda (Unident.) OH999999
50
Coleoptera QC 128 5
Carabidae (Unident.) QC059999
1
Dytiscidae (Unident.) QC099999
55
Hydrophilidae (Unident.) QC119999
72
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 107 3
Stratiomyidae (Unident.) QD249999
3
Tanypodinae (Unident.) QDAE9999
25
Orthocladiinae (Unident.) QDAF9999
3
Chironominae (Unident.) QDAJ9999
76
Ephemeroptera QE 8 9
Baetidae (Unident.) QE029999
8
Hemiptera QH 32 2
Veliidae (Unident.) QH569999
3
Corixidae (Unident.) QH659999
5
Notonectidae (Unident.) QH679999
24
Odonata QO 4 3
Aeshnidae (Unident.) QO129999
2
Corduliidae (Unident.) QO169999
2
Trichoptera QT 31 8
Leptoceridae (Unident.) QT259999
31
ORDER
SIGNALT 3.8
Weighted SIGNALT 3.9