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

Talbragar River @ Yarrawilla Ford MACQ06

Source Office of Environment and Heritage
Latest Sample Date 09-12-1997
Taxa count ORDER 6
Taxa count FAMILY 9
Taxa count ALT 9
Mayflies present? 24
ORDER FAMILY ALT
SIGNAL 3.7 4.4 3.6
Weighted SIGNAL 6 4.1

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, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation 37.08% 174,655,433,190m2
  Arable Farming 3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.5.0 Seasonal horticulture, 4.3.0 Irrigated cropping, 4.4.2 Irrigated olives, 4.4.9 Irrigated grapes 27.00% 127,169,383,383m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures 26.20% 123,403,879,434m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection, 1.2.4 Landscape 3.03% 14,262,514,959m2
Show minor land uses 8
4,710,149,940m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown OT 311
Atyidae (Unident.) OT019999
310
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Unknown OV 4
Parastacidae (Unident.) OV019999
4
Parastacidae (Unident.)
Parastacidae (Unident.)
Ephemeroptera QE 24 9
Baetidae (Unident.) QE029999
19
Leptophlebiidae (Unident.) QE069999
4
Caenidae (Unident.) QE089999
1
Hemiptera QH 121 2
Corixidae (Unident.) QH659999
121
Odonata QO 1 3
Coenagrionidae (Unident.) QO029999
1
Trichoptera QT 4 8
Leptoceridae (Unident.) QT259999
4
ORDER
SIGNALT 3.7
Weighted SIGNALT 3.7
Taxa Abundance SIGNALT Grade
Unknown OT 58
Atyidae (Unident.) OT019999
46
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
12
Palaemonidae (Unident.)
Unknown OV 14
Parastacidae (Unident.) OV019999
14
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 11 5
Dytiscidae (Unident.) QC099999
2
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydraenidae (Unident.) QC139999
3
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
3
Scirtidae (Unident.)
Diptera QD 2 3
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Ephemeroptera QE 9 9
Leptophlebiidae (Unident.) QE069999
4
Caenidae (Unident.) QE089999
5
Hemiptera QH 151 2
Hydrometridae (Unident.) QH549999
1
Corixidae (Unident.) QH659999
149
Notonectidae (Unident.) QH679999
1
Trichoptera QT 1 8
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 3.9
Weighted SIGNALT 3.0
Taxa Abundance SIGNALT Grade
Unknown OT 90
Atyidae (Unident.) OT019999
90
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 1 5
Dytiscidae (Unident.) QC099999
1
Diptera QD 4 3
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Ephemeroptera QE 51 9
Baetidae (Unident.) QE029999
49
Leptophlebiidae (Unident.) QE069999
1
Caenidae (Unident.) QE089999
1
Hemiptera QH 34 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
28
Notonectidae (Unident.) QH679999
5
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.5
Taxa Abundance SIGNALT Grade
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OT 158
Atyidae (Unident.) OT019999
158
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Diptera QD 1 3
Stratiomyidae (Unident.) QD249999
1
Ephemeroptera QE 4 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
1
Caenidae (Unident.) QE089999
2
Hemiptera QH 5 2
Notonectidae (Unident.) QH679999
5
Trichoptera QT 1 8
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 4.0
Weighted SIGNALT 3.0
Taxa Abundance SIGNALT Grade
Unknown OT 97
Atyidae (Unident.) OT019999
78
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
19
Palaemonidae (Unident.)
Ephemeroptera QE 1 9
Caenidae (Unident.) QE089999
1
Hemiptera QH 90 2
Corixidae (Unident.) QH659999
90
ORDER
SIGNALT 3.7
Weighted SIGNALT 1.7
Taxa Abundance SIGNALT Grade
Unknown OT 58
Atyidae (Unident.) OT019999
54
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
4
Palaemonidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Diptera QD 6 3
Tanypodinae (Unident.) QDAE9999
5
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 6 9
Baetidae (Unident.) QE029999
4
Caenidae (Unident.) QE089999
2
Hemiptera QH 303 2
Corixidae (Unident.) QH659999
299
Notonectidae (Unident.) QH679999
4
Odonata QO 1 3
Coenagrionidae (Unident.) QO029999
1
Trichoptera QT 2 8
Leptoceridae (Unident.) QT259999
2
ORDER
SIGNALT 3.6
Weighted SIGNALT 3.0