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

DEE RIVER AT PIEBALD CROSSING 1303085

Source MIV
Latest Sample Date 21-11-1997
Taxa count ORDER 8
Taxa count FAMILY 21
Taxa count ALT 21
Mayflies present? 7
ORDER FAMILY ALT
SIGNAL 4.5 4.6 3.2
Weighted SIGNAL 4.2 3.6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 83.85% 39,742,139,609m2
  Forestry 2.2.0 Production native forests 10.93% 5,178,692,424m2
Show minor land uses 9
473,959,350m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Unknown OT 28
Atyidae (Unident.) OT019999
28
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 25 5
Dytiscidae (Unident.) QC099999
10
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Staphylinidae (Unident.) QC189999
2
Diptera QD 27 3
Culicidae (Unident.) QD079999
4
Culicidae (Unident.)
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Tabanidae (Unident.) QD239999
4
Dolichopodidae (Unident.) QD369999
1
Tanypodinae (Unident.) QDAE9999
7
Orthocladiinae (Unident.) QDAF9999
1
Ephemeroptera QE 7 9
Leptophlebiidae (Unident.) QE069999
3
Caenidae (Unident.) QE089999
4
Hemiptera QH 13 2
Veliidae (Unident.) QH569999
3
Pleidae (Unident.) QH689999
10
Odonata QO 20 3
Coenagrionidae (Unident.) QO029999
5
Libellulidae (Unident.) QO179999
15
Trichoptera QT 12 8
Hydropsychidae (Unident.) QT069999
10
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 4.5
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Acarina MM 10 6
Mites (Unident.) MM999999
10
Mites (Unident.)
Unknown OT 1
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Coleoptera QC 25 5
Dytiscidae (Unident.) QC099999
2
Gyrinidae (Unident.) QC109999
12
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
9
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Diptera QD 57 3
Culicidae (Unident.) QD079999
6
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
11
Simuliidae (Unident.)
Simuliidae (Unident.)
Tabanidae (Unident.) QD239999
10
Tanypodinae (Unident.) QDAE9999
11
Orthocladiinae (Unident.) QDAF9999
10
Chironominae (Unident.) QDAJ9999
7
Ephemeroptera QE 8 9
Baetidae (Unident.) QE029999
8
Hemiptera QH 5 2
Hydrometridae (Unident.) QH549999
1
Veliidae (Unident.) QH569999
2
Gerridae (Unident.) QH579999
2
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 21 3
Coenagrionidae (Unident.) QO029999
10
Libellulidae (Unident.) QO179999
11
Trichoptera QT 21 8
Hydroptilidae (Unident.) QT039999
7
Hydropsychidae (Unident.) QT069999
11
Leptoceridae (Unident.) QT259999
3
ORDER
SIGNALT 4.2
Weighted SIGNALT 4.9