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

OVENS RIVER AT BRAITHWAITE PUMPING STATION 39300

Source EPA Victoria
Latest Sample Date 09-12-1998
Taxa count ORDER 8
Taxa count FAMILY 16
Taxa count ALT 17
Mayflies present? 18
ORDER FAMILY ALT
SIGNAL 5.6 5.4 4.6
Weighted SIGNAL 5.4 5 5.9

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 65.84% 68,857,144,582m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area 21.53% 22,522,355,644m2
  Forestry Plantation 3.1.2 Softwood plantation forestry 4.21% 4,408,265,338m2
  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, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.7.1 Airports/aerodromes, 5.7.2 Roads 4.06% 4,248,505,722m2
  Pastoral Farming 3.2.0 Grazing modified pastures 3.18% 3,321,949,952m2
Show minor land uses 7
1,045,895,454m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 11 2
Oligochaeta (Unident.) LO999999
11
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Coleoptera QC 26 5
Elmidae (Unident.) QC349999
6
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
14
Elmidae (Unident.)(Larvae)
Psephenidae (Unident.) QC379999
6
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 70 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
38
Simuliidae (Unident.)
Empididae (Unident.) QD359999
1
Orthocladiinae (Unident.) QDAF9999
29
Ephemeroptera QE 18 9
Baetidae (Unident.) QE029999
5
Coloburiscidae (Unident.) QE059999
5
Leptophlebiidae (Unident.) QE069999
8
Hemiptera QH 2 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
1
Plecoptera QP 14 10
Gripopterygidae (Unident.) QP039999
14
Trichoptera QT 6 8
Hydrobiosidae (Unident.) QT019999
4
Tasimiidae (Unident.) QT139999
2
ORDER
SIGNALT 5.6
Weighted SIGNALT 5.8
Taxa Abundance SIGNALT Grade
Turbellaria IF 5 2
Dugesiidae (Unident.) IF619999
5
Gastropoda KG 1 1
Physidae (Unident.) KG089999
1
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 38 5
Gyrinidae (Unident.)(Larva) QC10999I
1
Gyrinidae (Unident.)(Larva)
Elmidae (Unident.) QC349999
29
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
6
Elmidae (Unident.)(Larvae)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 71 3
Tipulidae (Unident.) QD019999
11
Simuliidae (Unident.) QD109999
20
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
32
Chironominae (Unident.) QDAJ9999
5
Ephemeroptera QE 8 9
Baetidae (Unident.) QE029999
3
Coloburiscidae (Unident.) QE059999
2
Leptophlebiidae (Unident.) QE069999
2
Caenidae (Unident.) QE089999
1
Hemiptera QH 1 2
Corixidae (Unident.) QH659999
1
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Odonata QO 3 3
Aeshnidae (Unident.) QO129999
1
Gomphidae (Unident.) QO139999
1
Telephlebiidae (Unident.) QO219999
1
Plecoptera QP 4 10
Gripopterygidae (Unident.) QP039999
4
Trichoptera QT 24 8
Hydrobiosidae (Unident.) QT019999
5
Hydroptilidae (Unident.) QT039999
1
Hydropsychidae (Unident.) QT069999
8
Conoesucidae (Unident.) QT159999
9
Calamoceratidae (Unident.) QT249999
1
ORDER
SIGNALT 4.6
Weighted SIGNALT 5.3