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

BROWN RIVER AT LAKE NUGGA NUGGA 1305001

Source MIV
Latest Sample Date 04-06-1998
Taxa count ORDER 13
Taxa count FAMILY 23
Taxa count ALT 23
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.6 2.8 2
Weighted SIGNAL 2.9 3

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 80.99% 100,222,765,953m2
  Arable Farming 3.3.0 Cropping 8.63% 10,675,438,104m2
  Natural 1.1.3 National park 8.48% 10,498,684,990m2
Show minor land uses 4
1,237,509,305m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Nematoda II 1 3
Nematoda (Unident.) II999999
1
Gastropoda KG 15 1
Lymnaeidae (Unident.) KG059999
1
Ancylidae (Unident.) KG069999
4
Physidae (Unident.) KG089999
10
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown OG 10
Cladocera (Unident.) OG999999
10
Unknown OH 10
Ostracoda (Unident.) OH999999
10
Unknown OJ 8
Copepoda (Unident.) OJ999999
8
Coleoptera QC 36 5
Dytiscidae (Unident.) QC099999
3
Hydrophilidae (Unident.) QC119999
30
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Diptera QD 15 3
Syrphidae (Unident.) QD439999
2
Tanypodinae (Unident.) QDAE9999
3
Chironominae (Unident.) QDAJ9999
10
Hemiptera QH 22 2
Mesoveliidae (Unident.) QH529999
2
Corixidae (Unident.) QH659999
10
Notonectidae (Unident.) QH679999
10
Odonata QO 20 3
Coenagrionidae (Unident.) QO029999
10
Aeshnidae (Unident.) QO129999
10
Trichoptera QT 7 8
Leptoceridae (Unident.) QT259999
7
ORDER
SIGNALT 2.6
Weighted SIGNALT 2.6