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

Nepean R @ Menangle Bridge HAWK599

Source Office of Environment and Heritage
Latest Sample Date 09-06-2011
Taxa count ORDER 13
Taxa count FAMILY 19
Taxa count ALT 19
Mayflies present? 5
ORDER FAMILY ALT
SIGNAL 3.2 3.8 2.5
Weighted SIGNAL 4.7 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 58.21% 75,989,509,432m2
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.5 Research facilities, 5.6.0 Utilities, 5.6.5 Electricity substations and transmission, 5.6.6 Gas treatment, storage and transmission, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication 8.52% 11,128,214,770m2
  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 7.01% 9,153,221,023m2
  Water 6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.1 Supply channel/aqueduct, 6.4.3 Stormwater, 6.5.0 Marsh/wetland 3.47% 4,529,735,660m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection, 1.2.2 Surface water supply 3.24% 4,228,486,613m2
Show minor land uses 8
1,305,433,367m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae (Unident.) IF619999
2
Gastropoda KG 1 1
Physidae (Unident.) KG089999
1
Bivalvia KP 2 3
Corbiculidae (Unident.) KP029999
2
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OG 3
Cladocera (Unident.) OG999999
3
Unknown OJ 3
Copepoda (Unident.) OJ999999
3
Unknown OT 8
Atyidae (Unident.) OT019999
8
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 10 5
Dytiscidae (Unident.) QC099999
1
Hydrophilidae (Unident.) QC119999
9
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 8 3
Tanypodinae (Unident.) QDAE9999
2
Chironominae (Unident.) QDAJ9999
6
Ephemeroptera QE 5 9
Baetidae (Unident.) QE029999
4
Caenidae (Unident.) QE089999
1
Hemiptera QH 2 2
Corixidae (Unident.) QH659999
2
Odonata QO 11 3
Coenagrionidae (Unident.) QO029999
7
Gomphidae (Unident.) QO139999
1
Libellulidae (Unident.) QO179999
3
Trichoptera QT 3 8
Hydroptilidae (Unident.) QT039999
1
Leptoceridae (Unident.) QT259999
2
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.2
Taxa Abundance SIGNALT Grade
Turbellaria IF 7 2
Dugesiidae (Unident.) IF619999
7
Gastropoda KG 20 1
Lymnaeidae (Unident.) KG059999
4
Physidae (Unident.) KG089999
16
Bivalvia KP 8 3
Corbiculidae (Unident.) KP029999
6
Sphaeriidae (Unident.) KP039999
2
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Unknown OH 2
Ostracoda (Unident.) OH999999
2
Unknown OT 30
Atyidae (Unident.) OT019999
30
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 28 5
Dytiscidae (Unident.) QC099999
7
Elmidae (Unident.) QC349999
21
Elmidae (Unident.)
Diptera QD 59 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
49
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
4
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 18 9
Baetidae (Unident.) QE029999
14
Caenidae (Unident.) QE089999
4
Hemiptera QH 13 2
Hebridae (Unident.) QH539999
3
Corixidae (Unident.) QH659999
10
Lepidoptera QL 3 2
Crambidae (Unident.) QL019999
3
Crambidae (Unident.)
Crambidae (Unident.)
Odonata QO 46 3
Coenagrionidae (Unident.) QO029999
14
Diphlebiidae (Unident.) QO099999
1
Aeshnidae (Unident.) QO129999
1
Libellulidae (Unident.) QO179999
30
Trichoptera QT 100 8
Hydrobiosidae (Unident.) QT019999
2
Hydropsychidae (Unident.) QT069999
74
Ecnomidae (Unident.) QT089999
2
Calamoceratidae (Unident.) QT249999
3
Leptoceridae (Unident.) QT259999
19
ORDER
SIGNALT 3.3
Weighted SIGNALT 3.6
Taxa Abundance SIGNALT Grade
Gastropoda KG 3 1
Planorbidae (Unident.) KG079999
3
Bivalvia KP 3 3
Corbiculidae (Unident.) KP029999
3
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Unknown OH 99
Ostracoda (Unident.) OH999999
99
Unknown OT 4
Atyidae (Unident.) OT019999
4
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 17 5
Hydrophilidae (Unident.) QC119999
15
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
2
Elmidae (Unident.)
Diptera QD 1 3
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 11 9
Caenidae (Unident.) QE089999
11
Hemiptera QH 99 2
Corixidae (Unident.) QH659999
99
Odonata QO 4 3
Coenagrionidae (Unident.) QO029999
2
Protoneuridae (Unident.) QO049999
1
Gomphidae (Unident.) QO139999
1
Trichoptera QT 109 8
Hydroptilidae (Unident.) QT039999
2
Calocidae (Unident.) QT189999
1
Calamoceratidae (Unident.) QT249999
7
Leptoceridae (Unident.) QT259999
99
ORDER
SIGNALT 3.6
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OT 18
Atyidae (Unident.) OT019999
18
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 42 5
Dytiscidae (Unident.) QC099999
3
Hydrophilidae (Unident.) QC119999
39
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 21 3
Simuliidae (Unident.) QD109999
21
Simuliidae (Unident.)
Hemiptera QH 11 2
Corixidae (Unident.) QH659999
11
Odonata QO 2 3
Coenagrionidae (Unident.) QO029999
1
Gomphidae (Unident.) QO139999
1
Trichoptera QT 107 8
Calamoceratidae (Unident.) QT249999
8
Leptoceridae (Unident.) QT259999
99
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.7