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

Ourimbah Creek 52338

Source Office of Environment and Heritage
Latest Sample Date 22-10-2008
Taxa count ORDER 10
Taxa count FAMILY 26
Taxa count ALT 26
Mayflies present? 44
ORDER FAMILY ALT
SIGNAL 3.8 4.5 3.5
Weighted SIGNAL 5.4 5.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park 46.96% 2,371,508,379m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 20.14% 1,017,110,815m2
  Pastoral Farming 3.2.0 Grazing modified pastures 10.33% 521,806,851m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 10.01% 505,555,081m2
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.4.2 Rural residential with agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.7.2 Roads 5.89% 297,282,389m2
  Arable Farming 3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.3 Tree nuts, 3.4.9 Grapes, 3.5.0 Seasonal horticulture, 3.5.3 Seasonal vegetables and herbs 3.66% 185,020,158m2
Show minor land uses 6
50,500,502m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 10 6
Mites (Unident.) MM999999
10
Mites (Unident.)
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 14
Atyidae (Unident.) OT019999
14
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 33 5
Dytiscidae (Unident.) QC099999
30
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 40 3
Ceratopogonidae (Unident.) QD099999
6
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
3
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
27
Ephemeroptera QE 44 9
Oniscigastridae (Unident.) QE039999
9
Leptophlebiidae (Unident.) QE069999
33
Caenidae (Unident.) QE089999
2
Hemiptera QH 5 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
3
Pleidae (Unident.) QH689999
1
Odonata QO 15 3
Megapodagrionidae (Unident.) QO079999
3
Synlestidae (Unident.) QO089999
7
Aeshnidae (Unident.) QO129999
3
Gomphidae (Unident.) QO139999
2
Trichoptera QT 26 8
Hydrobiosidae (Unident.) QT019999
6
Polycentropodidae (Unident.) QT079999
1
Conoesucidae (Unident.) QT159999
2
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 3.8
Weighted SIGNALT 4.6