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

Cobark R u/s Dilgry River 53084

Source Office of Environment and Heritage
Latest Sample Date 23-10-2010
Taxa count ORDER 11
Taxa count FAMILY 35
Taxa count ALT 35
Mayflies present? 66
ORDER FAMILY ALT
SIGNAL 5.1 6 5.5
Weighted SIGNAL 6.9 6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park 49.42% 2,261,020,460m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 28.19% 1,289,761,671m2
  Forestry 2.2.0 Production native forests 21.95% 1,004,259,088m2
Show minor land uses 1
45,750,414m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 6 2
Oligochaeta (Unident.) LO999999
6
Acarina MM 6 6
Mites (Unident.) MM999999
6
Mites (Unident.)
Mites (Unident.)
Unknown OT 4
Atyidae (Unident.) OT019999
4
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 43 5
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
21
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
14
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
4
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 24 3
Tipulidae (Unident.) QD019999
4
Dixidae (Unident.) QD069999
3
Dixidae (Unident.)
Simuliidae (Unident.) QD109999
1
Simuliidae (Unident.)
Athericidae (Unident.) QD229999
10
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
1
Ephemeroptera QE 66 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
51
Caenidae (Unident.) QE089999
14
Hemiptera QH 7 2
Corixidae (Unident.) QH659999
7
Megaloptera QM 8 8
Corydalidae (Unident.) QM019999
8
Corydalidae (Unident.)
Odonata QO 2 3
Aeshnidae (Unident.) QO129999
2
Plecoptera QP 15 10
Eustheniidae (Unident.) QP019999
5
Gripopterygidae (Unident.) QP039999
10
Trichoptera QT 106 8
Hydrobiosidae (Unident.) QT019999
8
Glossosomatidae (Unident.) QT029999
1
Philopotamidae (Unident.) QT049999
21
Hydropsychidae (Unident.) QT069999
7
Tasimiidae (Unident.) QT139999
3
Conoesucidae (Unident.) QT159999
2
Helicopsychidae (Unident.) QT179999
4
Calocidae (Unident.) QT189999
12
Philorheithridae (Unident.) QT219999
1
Odontoceridae (Unident.) QT229999
4
Calamoceratidae (Unident.) QT249999
2
Leptoceridae (Unident.) QT259999
41
ORDER
SIGNALT 5.1
Weighted SIGNALT 5.7