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

Nepean River @ Emu Heights Riverside Rd 21097

Source Office of Environment and Heritage
Latest Sample Date 15-05-2009
Taxa count ORDER 16
Taxa count FAMILY 34
Taxa count ALT 34
Mayflies present? 10
ORDER FAMILY ALT
SIGNAL 2.6 3.1 2.1
Weighted SIGNAL 3.9 3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  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, 5.6.0 Utilities, 5.6.1 Fuel powered electricity generation, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication 83.90% 932,406,944m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 14.03% 155,900,839m2
Show minor land uses 3
11,112,932m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 5 2
Dugesiidae (Unident.) IF619999
5
Gastropoda KG 7 1
Lymnaeidae (Unident.) KG059999
1
Physidae (Unident.) KG089999
6
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
1
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Unknown OG 1
Cladocera (Unident.) OG999999
1
Unknown OH 8
Ostracoda (Unident.) OH999999
8
Unknown OJ 5
Copepoda (Unident.) OJ999999
5
Unknown OT 4
Atyidae (Unident.) OT019999
4
Atyidae (Unident.)
Atyidae (Unident.)
Unknown QA 3
Collembola (Unident.) QA999999
3
Coleoptera QC 7 5
Dytiscidae (Unident.) QC099999
3
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
3
Scirtidae (Unident.)
Diptera QD 44 3
Ceratopogonidae (Unident.) QD099999
14
Ceratopogonidae (Unident.)
Stratiomyidae (Unident.) QD249999
1
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
6
Chironominae (Unident.) QDAJ9999
20
Ephemeroptera QE 10 9
Baetidae (Unident.) QE029999
8
Caenidae (Unident.) QE089999
2
Hemiptera QH 23 2
Mesoveliidae (Unident.) QH529999
7
Hebridae (Unident.) QH539999
9
Hydrometridae (Unident.) QH549999
3
Veliidae (Unident.) QH569999
1
Belostomatidae (Unident.) QH629999
2
Naucoridae (Unident.) QH669999
1
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 39 3
Coenagrionidae (Unident.) QO029999
21
Protoneuridae (Unident.) QO049999
3
Aeshnidae (Unident.) QO129999
1
Corduliidae (Unident.) QO169999
1
Libellulidae (Unident.) QO179999
13
Trichoptera QT 14 8
Ecnomidae (Unident.) QT089999
2
Leptoceridae (Unident.) QT259999
12
ORDER
SIGNALT 2.6
Weighted SIGNALT 3.1