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

Davis Creek @ Studleigh 52387

Source Office of Environment and Heritage
Latest Sample Date 08-11-2008
Taxa count ORDER 14
Taxa count FAMILY 43
Taxa count ALT 43
Mayflies present? 43
ORDER FAMILY ALT
SIGNAL 4.2 4.9 4.3
Weighted SIGNAL 6 5.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 76.44% 9,918,339,805m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 12.34% 1,601,054,853m2
  Natural 1.1.3 National park 10.39% 1,348,546,202m2
Show minor land uses 2
129,756,946m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 3 2
Dugesiidae (Unident.) IF619999
3
Gastropoda KG 2 1
Physidae (Unident.) KG089999
2
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Unknown OT 16
Atyidae (Unident.) OT019999
16
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Unknown QA 1
Collembola (Unident.) QA999999
1
Coleoptera QC 65 5
Carabidae (Unident.) QC059999
1
Dytiscidae (Unident.) QC099999
16
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
17
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
18
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 60 3
Tipulidae (Unident.) QD019999
6
Dixidae (Unident.) QD069999
2
Dixidae (Unident.)
Ceratopogonidae (Unident.) QD099999
12
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Stratiomyidae (Unident.) QD249999
3
Tanypodinae (Unident.) QDAE9999
4
Chironominae (Unident.) QDAJ9999
33
Ephemeroptera QE 43 9
Baetidae (Unident.) QE029999
11
Leptophlebiidae (Unident.) QE069999
23
Caenidae (Unident.) QE089999
9
Hemiptera QH 19 2
Veliidae (Unident.) QH569999
8
Gerridae (Unident.) QH579999
1
Gelastocoridae (Unident.) QH649999
1
Corixidae (Unident.) QH659999
4
Notonectidae (Unident.) QH679999
5
Megaloptera QM 9 8
Corydalidae (Unident.) QM019999
9
Corydalidae (Unident.)
Corydalidae (Unident.)
Odonata QO 10 3
Synlestidae (Unident.) QO089999
3
Diphlebiidae (Unident.) QO099999
1
Aeshnidae (Unident.) QO129999
1
Gomphidae (Unident.) QO139999
4
Corduliidae (Unident.) QO169999
1
Plecoptera QP 23 10
Eustheniidae (Unident.) QP019999
1
Gripopterygidae (Unident.) QP039999
22
Trichoptera QT 57 8
Hydrobiosidae (Unident.) QT019999
18
Philopotamidae (Unident.) QT049999
3
Hydropsychidae (Unident.) QT069999
1
Polycentropodidae (Unident.) QT079999
1
Ecnomidae (Unident.) QT089999
2
Conoesucidae (Unident.) QT159999
6
Calocidae (Unident.) (Pupa) QT18999I
2
Philorheithridae (Unident.) QT219999
8
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 4.2
Weighted SIGNALT 5.0