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

Barrett's Ck 42122A10

Source Office of Environment and Heritage
Latest Sample Date 31-05-2010
Taxa count ORDER 11
Taxa count FAMILY 27
Taxa count ALT 27
Mayflies present? 15
ORDER FAMILY ALT
SIGNAL 3.6 3.6 3.1
Weighted SIGNAL 4.2 4.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 74.77% 206,361,668m2
  Forestry 2.2.0 Production native forests 24.23% 66,874,156m2
Show minor land uses 1
2,759,807m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 6 1
Ancylidae (Unident.) KG069999
 1
Planorbidae (Unident.) KG079999
 5
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
 1
Acarina MM 6 6
Mites (Unident.) MM999999
 6
Mites (Unident.)
Unknown OJ 4
Copepoda (Unident.) OJ999999
 4
Unknown OT 4
Atyidae (Unident.) OT019999
 4
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 16 5
Dytiscidae (Unident.) QC099999
 2
Gyrinidae (Unident.) QC109999
 12
Gyrinidae (Unident.)
Psephenidae (Unident.) QC379999
 2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 11 3
Tipulidae (Unident.) QD019999
 1
Culicidae (Unident.) QD079999
 2
Culicidae (Unident.)
Tanypodinae (Unident.) QDAE9999
 5
Chironominae (Unident.) QDAJ9999
 3
Ephemeroptera QE 15 9
Baetidae (Unident.) QE029999
 2
Leptophlebiidae (Unident.) QE069999
 12
Caenidae (Unident.) QE089999
 1
Hemiptera QH 18 2
Hydrometridae (Unident.) QH549999
 3
Veliidae (Unident.) QH569999
 4
Gerridae (Unident.) QH579999
 1
Corixidae (Unident.) QH659999
 7
Notonectidae (Unident.) QH679999
 3
Odonata QO 10 3
Coenagrionidae (Unident.) QO029999
 1
Isostictidae (Unident.) QO039999
 4
Synlestidae (Unident.) QO089999
 1
Gomphidae (Unident.) QO139999
 3
Corduliidae (Unident.) QO169999
 1
Trichoptera QT 31 8
Leptoceridae (Unident.) QT259999
 31
ORDER
SIGNALT 3.6
Weighted SIGNALT 4.3

   

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