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

Brush Creek @ Wahroonga 60987

Source Office of Environment and Heritage
Latest Sample Date 29-04-2005
Taxa count ORDER 11
Taxa count FAMILY 28
Taxa count ALT 28
Mayflies present? 12
ORDER FAMILY ALT
SIGNAL 3.6 3.3 2.5
Weighted SIGNAL 3.1 3.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 2.1.0 Grazing native vegetation 59.21% 19,947,519,796m2
  Forestry 2.2.0 Production native forests 40.09% 13,508,263,405m2
Show minor land uses 4
336,922,834m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 6 1
Lymnaeidae (Unident.) KG059999
 3
Ancylidae (Unident.) KG069999
 3
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
 1
Acarina MM 16 6
Mites (Unident.) MM999999
 16
Mites (Unident.)
Mites (Unident.)
Unknown OT 38
Atyidae (Unident.) OT019999
 38
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
 2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 102 5
Carabidae (Unident.) QC059999
 2
Dytiscidae (Unident.) QC099999
 1
Gyrinidae (Unident.) QC109999
 21
Gyrinidae (Unident.)
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
 75
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
 2
Hydraenidae (Unident.)
Hydraenidae (Unident.)
Staphylinidae (Unident.) QC189999
 1
Diptera QD 61 3
Chaoboridae (Unident.) QD059999
 1
Ceratopogonidae (Unident.) QD099999
 16
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tabanidae (Unident.) QD239999
 1
Tanypodinae (Unident.) QDAE9999
 3
Chironominae (Unident.) QDAJ9999
 40
Ephemeroptera QE 12 9
Baetidae (Unident.) QE029999
 12
Hemiptera QH 38 2
Hydrometridae (Unident.) QH549999
 4
Veliidae (Unident.) QH569999
 9
Gelastocoridae (Unident.) QH649999
 1
Corixidae (Unident.) QH659999
 1
Naucoridae (Unident.) QH669999
 2
Notonectidae (Unident.) QH679999
 12
Pleidae (Unident.) QH689999
 9
Odonata QO 22 3
Isostictidae (Unident.) QO039999
 21
Gomphidae (Unident.) QO139999
 1
Trichoptera QT 14 8
Leptoceridae (Unident.) QT259999
 14
ORDER
SIGNALT 3.6
Weighted SIGNALT 3.9

   

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