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

Watagan Creek @ Oakleigh 52037

Source Office of Environment and Heritage
Latest Sample Date 27-09-2010
Taxa count ORDER 14
Taxa count FAMILY 27
Taxa count ALT 27
Mayflies present? 5
ORDER FAMILY ALT
SIGNAL 2.9 3.2 2.7
Weighted SIGNAL 3.7 4.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 47.69% 4,481,580,209m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 38.32% 3,600,711,858m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic 5.79% 543,668,746m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park 5.17% 485,927,376m2
Show minor land uses 3
93,970,956m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae (Unident.) IF619999
2
Gastropoda KG 4 1
Lymnaeidae (Unident.) KG059999
2
Physidae (Unident.) KG089999
2
Oligochaeta LO 8 2
Oligochaeta (Unident.) LO999999
8
Unknown MA 1
Araneae (Unident.) MA999999
1
Acarina MM 13 6
Mites (Unident.) MM999999
13
Mites (Unident.)
Unknown OG 1
Cladocera (Unident.) OG999999
1
Unknown OT 14
Atyidae (Unident.) OT019999
14
Atyidae (Unident.)
Atyidae (Unident.)
Unknown QA 1
Collembola (Unident.) QA999999
1
Coleoptera QC 59 5
Dytiscidae (Unident.) QC099999
20
Hydraenidae (Unident.) QC139999
17
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
20
Scirtidae (Unident.)
Hydrochidae (Unident.) QCAO9999
2
Hydrochidae (Unident.)
Diptera QD 47 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
6
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
18
Chironominae (Unident.) QDAJ9999
21
Ephemeroptera QE 5 9
Baetidae (Unident.) QE029999
4
Leptophlebiidae (Unident.) QE069999
1
Hemiptera QH 10 2
Hydrometridae (Unident.) QH549999
2
Veliidae (Unident.) QH569999
4
Corixidae (Unident.) QH659999
3
Notonectidae (Unident.) QH679999
1
Odonata QO 4 3
Coenagrionidae (Unident.) QO029999
2
Megapodagrionidae (Unident.) QO079999
1
Corduliidae (Unident.) QO169999
1
Trichoptera QT 1 8
Hydroptilidae (Unident.) QT039999
1
ORDER
SIGNALT 2.9
Weighted SIGNALT 3.2