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

Cobark R u/s Jems Creek 53098

Source Office of Environment and Heritage
Latest Sample Date 27-10-2010
Taxa count ORDER 10
Taxa count FAMILY 38
Taxa count ALT 38
Mayflies present? 86
ORDER FAMILY ALT
SIGNAL 5.4 5.7 5.4
Weighted SIGNAL 6.2 6.2

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 69.17% 1,437,705,801m2
  Pastoral Farming 3.2.0 Grazing modified pastures 28.83% 599,189,963m2
Show minor land uses 2
20,784,089m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Unknown OT 10
Atyidae (Unident.) OT019999
10
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 34 5
Hydrophilidae (Unident.) QC119999
9
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
3
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
12
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
10
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 43 3
Tipulidae (Unident.) QD019999
4
Blephariceridae (Unident.)(Larva) QD049999
2
Blephariceridae (Unident.)(Larva)
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
4
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
2
Simuliidae (Unident.)
Simuliidae (Unident.)
Athericidae (Unident.) QD229999
16
Athericidae (Unident.)
Athericidae (Unident.)
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
10
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 86 9
Baetidae (Unident.) QE029999
4
Ameletopsidae (Unident.) QE049999
1
Leptophlebiidae (Unident.) QE069999
68
Caenidae (Unident.) QE089999
13
Hemiptera QH 4 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
1
Corixidae (Unident.) QH659999
2
Megaloptera QM 5 8
Corydalidae (Unident.) QM019999
5
Corydalidae (Unident.)
Odonata QO 4 3
Aeshnidae (Unident.) QO129999
2
Corduliidae (Unident.) QO169999
2
Plecoptera QP 14 10
Eustheniidae (Unident.) QP019999
8
Gripopterygidae (Unident.) QP039999
6
Trichoptera QT 65 8
Hydrobiosidae (Unident.) QT019999
2
Hydropsychidae (Unident.) QT069999
4
Polycentropodidae (Unident.) QT079999
2
Tasimiidae (Unident.) QT139999
4
Conoesucidae (Unident.) QT159999
1
Helicopsychidae (Unident.) QT179999
14
Calocidae (Unident.) QT189999
1
Helicophidae (Unident.) QT199999
1
Philorheithridae (Unident.) QT219999
3
Odontoceridae (Unident.) QT229999
1
Leptoceridae (Unident.) QT259999
32
ORDER
SIGNALT 5.4
Weighted SIGNALT 5.8