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

Stony Ck @ Donnellyville 41278

Source Office of Environment and Heritage
Latest Sample Date 29-05-2010
Taxa count ORDER 9
Taxa count FAMILY 18
Taxa count ALT 18
Mayflies present? 1
ORDER FAMILY ALT
SIGNAL 4.9 4.9 3.5
Weighted SIGNAL 4.7 3.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park 30.35% 6,647,697,305m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 29.84% 6,535,698,192m2
  Forestry 2.2.0 Production native forests 28.40% 6,219,450,699m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.5 Sown grasses 6.67% 1,460,738,421m2
Show minor land uses 7
219,003,264m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Unknown OT 20
Atyidae (Unident.) OT019999
20
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 16 5
Dytiscidae (Unident.) QC099999
1
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 12 3
Tanypodinae (Unident.) QDAE9999
1
Chironominae (Unident.) QDAJ9999
11
Ephemeroptera QE 1 9
Leptophlebiidae (Unident.) QE069999
1
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
2
Pleidae (Unident.) QH689999
1
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Sialidae (Unident.) QM029999
1
Odonata QO 11 3
Coenagrionidae (Unident.) QO029999
4
Isostictidae (Unident.) QO039999
5
Corduliidae (Unident.) QO169999
2
Trichoptera QT 9 8
Ecnomidae (Unident.) QT089999
2
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
6
ORDER
SIGNALT 4.9
Weighted SIGNALT 4.0