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

Mulwaree River @ Lansdown Bridge 23204

Source Office of Environment and Heritage
Latest Sample Date 06-04-2011
Taxa count ORDER 14
Taxa count FAMILY 21
Taxa count ALT 21
Mayflies present? 3
ORDER FAMILY ALT
SIGNAL 2.4 2.6 1.6
Weighted SIGNAL 3.2 2.8

SIGNALT

 4.9 to 10
 4.2 to 4.9
 3.6 to 4.2
 2.9 to 3.6
 0 to 2.9
  Mayflies
  Waterbug Blitz

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.5.3 Recreation and culture, 5.7.2 Roads 48.77% 123,809,535m2
  Pastoral Farming 3.2.0 Grazing modified pastures 35.96% 91,293,900m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 15.27% 38,768,642m2
2,538,721m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 4 2
Dugesiidae (Unident.) IF619999
4
Hirudinea LH 4 1
Glossiphoniidae (Unident.) LH019999
4
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 6 6
Mites (Unident.) MM999999
6
Mites (Unident.)
Unknown OG 8
Cladocera (Unident.) OG999999
8
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OJ 5
Copepoda (Unident.) OJ999999
5
Unknown OT 10
Atyidae (Unident.) OT019999
10
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 12 5
Dytiscidae (Unident.) QC099999
8
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Diptera QD 12 3
Tanypodinae (Unident.) QDAE9999
4
Chironominae (Unident.) QDAJ9999
8
Ephemeroptera QE 3 9
Baetidae (Unident.) QE029999
3
Hemiptera QH 5 2
Mesoveliidae (Unident.) QH529999
1
Belostomatidae (Unident.) QH629999
1
Naucoridae (Unident.) QH669999
2
Notonectidae (Unident.) QH679999
1
Odonata QO 14 3
Coenagrionidae (Unident.) QO029999
10
Corduliidae (Unident.) QO169999
4
ORDER
SIGNALT 2.4
Weighted SIGNALT 2.7