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

BROKEN RIVER OFF PRITCHARDS TRACK 2480

Source EPA Victoria
Latest Sample Date 13-04-2011
Taxa count ORDER 10
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 44
ORDER FAMILY ALT
SIGNAL 4.2 4.4 4.2
Weighted SIGNAL 6.2 5.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 48.90% 24,648,525,754m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 27.69% 13,956,963,301m2
  Natural 1.1.1 Strict nature reserves, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 13.10% 6,602,810,535m2
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.7.2 Roads 5.86% 2,951,862,359m2
Show minor land uses 6
504,039,374m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Oligochaeta LO 12 2
Oligochaeta (Unident.) LO999999
12
Unknown OT 6
Palaemonidae (Unident.) OT029999
6
Palaemonidae (Unident.)
Coleoptera QC 6 5
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Diptera QD 40 3
Simuliidae (Unident.) QD109999
9
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
17
Chironominae (Unident.) QDAJ9999
7
Chironomidae (Unident.) (Pupa) QDAZ999I
6
Ephemeroptera QE 44 9
Baetidae (Unident.) QE029999
16
Leptophlebiidae (Unident.) QE069999
28
Hemiptera QH 2 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
1
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Odonata QO 2 3
Gomphidae (Unident.) QO139999
2
Trichoptera QT 51 8
Hydrobiosidae (Unident.) QT019999
14
Hydropsychidae (Unident.) QT069999
37
ORDER
SIGNALT 4.2
Weighted SIGNALT 4.8
Taxa Abundance SIGNALT Grade
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Coleoptera QC 3 5
Gyrinidae (Unident.)(Larva) QC10999I
2
Gyrinidae (Unident.)(Larva)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Diptera QD 72 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
67
Simuliidae (Unident.)
Empididae (Unident.) QD359999
1
Chironominae (Unident.) QDAJ9999
1
Chironomidae (Unident.) (Pupa) QDAZ999I
1
Ephemeroptera QE 13 9
Baetidae (Unident.) QE029999
4
Leptophlebiidae (Unident.) QE069999
4
Caenidae (Unident.) QE089999
5
Trichoptera QT 39 8
Hydrobiosidae (Unident.) QT019999
2
Hydropsychidae (Unident.) QT069999
37
ORDER
SIGNALT 5.4
Weighted SIGNALT 5.8