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

Midle Ck @ Bridge 21008

Source Office of Environment and Heritage
Latest Sample Date 11-04-2007
Taxa count ORDER 13
Taxa count FAMILY 30
Taxa count ALT 30
Mayflies present? 14
ORDER FAMILY ALT
SIGNAL 3.9 3.6 3.3
Weighted SIGNAL 4 4.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover 53.86% 934,299,312m2
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.7.2 Roads 41.43% 718,595,645m2
  Natural 1.1.3 National park, 1.2.2 Surface water supply 3.50% 60,736,954m2
Show minor land uses 1
17,346,274m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 6 1
Hydrobiidae (Unident.) KG029999
 4
Physidae (Unident.) KG089999
 2
Bivalvia KP 3 3
Sphaeriidae (Unident.) KP039999
 3
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
 1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
 3
Acarina MM 3 6
Mites (Unident.) MM999999
 3
Mites (Unident.)
Mites (Unident.)
Unknown PD 1
Diplopoda (Unident.) PD999999
 1
Coleoptera QC 14 5
Haliplidae (Unident.) QC069999
 1
Dytiscidae (Unident.) QC099999
 5
Scirtidae (Unident.) QC209999
 2
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
 6
Elmidae (Unident.)
Elmidae (Unident.)
Diptera QD 43 3
Simuliidae (Unident.) QD109999
 7
Simuliidae (Unident.)
Stratiomyidae (Unident.) QD249999
 3
Tanypodinae (Unident.) QDAE9999
 28
Orthocladiinae (Unident.) QDAF9999
 2
Chironominae (Unident.) QDAJ9999
 3
Ephemeroptera QE 14 9
Baetidae (Unident.) QE029999
 8
Leptophlebiidae (Unident.) QE069999
 6
Hemiptera QH 12 2
Veliidae (Unident.) QH569999
 2
Gerridae (Unident.) QH579999
 2
Gelastocoridae (Unident.) QH649999
 3
Corixidae (Unident.) QH659999
 1
Notonectidae (Unident.) QH679999
 4
Megaloptera QM 3 8
Corydalidae (Unident.) QM019999
 3
Corydalidae (Unident.)
Odonata QO 29 3
Coenagrionidae (Unident.) QO029999
 1
Megapodagrionidae (Unident.) QO079999
 11
Aeshnidae (Unident.) QO129999
 4
Gomphidae (Unident.) QO139999
 7
Corduliidae (Unident.) QO169999
 6
Trichoptera QT 6 8
Leptoceridae (Unident.) QT259999
 6
ORDER
SIGNALT 3.9
Weighted SIGNALT 4.2

   

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