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

Rose Valley site 2 SHOA572

Source Office of Environment and Heritage
Latest Sample Date 09-06-1999
Taxa count ORDER 9
Taxa count FAMILY 27
Taxa count ALT 27
Mayflies present? 116
ORDER FAMILY ALT
SIGNAL 5.7 6.2 5.1
Weighted SIGNAL 6.6 5.9

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.5 Sown grasses 53.37% 142,379,465m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 46.63% 124,394,690m2
2,667,742m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Unknown OT 212
Atyidae (Unident.) OT019999
212
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 36 5
Dytiscidae (Unident.) QC099999
3
Gyrinidae (Unident.) QC109999
21
Gyrinidae (Unident.)
Elmidae (Unident.) QC349999
4
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
8
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 7 3
Tipulidae (Unident.) QD019999
1
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Psychodidae (Unident.) QD129999
1
Psychodidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
1
Ephemeroptera QE 116 9
Baetidae (Unident.) QE029999
2
Leptophlebiidae (Unident.) QE069999
107
Caenidae (Unident.) QE089999
7
Hemiptera QH 1 2
Corixidae (Unident.) QH659999
1
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
2
Corydalidae (Unident.)
Plecoptera QP 3 10
Eustheniidae (Unident.) QP019999
3
Trichoptera QT 137 8
Hydrobiosidae (Unident.) QT019999
2
Glossosomatidae (Unident.) QT029999
1
Hydroptilidae (Unident.) QT039999
1
Hydropsychidae (Unident.) QT069999
16
Polycentropodidae (Unident.) QT079999
1
Tasimiidae (Unident.) QT139999
1
Conoesucidae (Unident.) QT159999
1
Helicopsychidae (Unident.) QT179999
12
Calocidae (Unident.) QT189999
3
Leptoceridae (Unident.) QT259999
99
ORDER
SIGNALT 5.7
Weighted SIGNALT 5.6