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

Hornsby Ck @ Leighton Pl Hornsby HAWK919

Source Office of Environment and Heritage
Latest Sample Date 12-05-2000
Taxa count ORDER 7
Taxa count FAMILY 10
Taxa count ALT 10
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.4 2.6 2.5
Weighted SIGNAL 3 3.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And Infrastructure 5.4.1 Urban residential, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.7.2 Roads, 5.7.3 Railways 83.38% 653,698,753m2
  Minimal Use 1.3.3 Residual native cover 12.41% 97,279,577m2
  Natural 1.1.3 National park 4.21% 33,010,036m2
7,839,884m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 1 1
Physidae (Unident.) KG089999
 1
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
 1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
 1
Coleoptera QC 2 5
Psephenidae (Unident.) QC379999
 2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 1 3
Chironominae (Unident.) QDAJ9999
 1
Hemiptera QH 1 2
Notonectidae (Unident.) QH679999
 1
Odonata QO 4 3
Coenagrionidae (Unident.) QO029999
 1
Megapodagrionidae (Unident.) QO079999
 1
Corduliidae (Unident.) QO169999
 1
Libellulidae (Unident.) QO179999
 1
ORDER
SIGNALT 2.4
Weighted SIGNALT 2.5
Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
 1
Gastropoda KG 3 1
Hydrobiidae (Unident.) KG029999
 1
Ancylidae (Unident.) KG069999
 1
Physidae (Unident.) KG089999
 1
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
 1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
 1
Diptera QD 1 3
Chironominae (Unident.) QDAJ9999
 1
Odonata QO 1 3
Megapodagrionidae (Unident.) QO079999
 1
ORDER
SIGNALT 2.0
Weighted SIGNALT 1.9

   

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