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

OVENS RIVER D/S MYRTLEFORD 38700

Source EPA Victoria
Latest Sample Date 25-11-1997
Taxa count ORDER 10
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 55
ORDER FAMILY ALT
SIGNAL 5.6 6 4.9
Weighted SIGNAL 6.4 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 54.05% 88,812,125,913m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area 20.88% 34,304,162,379m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 12.69% 20,856,544,730m2
  Forestry Plantation 3.1.2 Softwood plantation forestry 5.51% 9,055,660,874m2
  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, 5.7.5 Navigation and communication 4.95% 8,128,669,998m2
Show minor land uses 7
1,643,178,828m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 19 6
Mites (Unident.) MM999999
19
Mites (Unident.)
Coleoptera QC 67 5
Elmidae (Unident.) QC349999
57
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
10
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 51 3
Tipulidae (Unident.) QD019999
6
Simuliidae (Unident.) QD109999
24
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
20
Diptera (Unident.) (Pupa) QDZZ999I
1
Ephemeroptera QE 55 9
Baetidae (Unident.) QE029999
10
Coloburiscidae (Unident.) QE059999
16
Leptophlebiidae (Unident.) QE069999
27
Caenidae (Unident.) QE089999
2
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
2
Corydalidae (Unident.)
Odonata QO 7 3
Gomphidae (Unident.) QO139999
7
Plecoptera QP 5 10
Gripopterygidae (Unident.) QP039999
5
Trichoptera QT 41 8
Glossosomatidae (Unident.) QT029999
1
Hydroptilidae (Unident.) QT039999
1
Hydropsychidae (Unident.) QT069999
32
Conoesucidae (Unident.) QT159999
7
ORDER
SIGNALT 5.6
Weighted SIGNALT 5.8
Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Gastropoda KG 1 1
Ancylidae (Unident.) KG069999
1
Acarina MM 10 6
Mites (Unident.) MM999999
10
Mites (Unident.)
Coleoptera QC 43 5
Elmidae (Unident.) QC349999
41
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 217 3
Tipulidae (Unident.) QD019999
3
Simuliidae (Unident.) QD109999
195
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
13
Chironominae (Unident.) QDAJ9999
2
Chironomidae (Unident.) (Pupa) QDAZ999I
1
Ephemeroptera QE 58 9
Baetidae (Unident.) QE029999
41
Coloburiscidae (Unident.) QE059999
6
Leptophlebiidae (Unident.) QE069999
4
Caenidae (Unident.) QE089999
7
Megaloptera QM 3 8
Corydalidae (Unident.) QM019999
3
Corydalidae (Unident.)
Trichoptera QT 75 8
Hydrobiosidae (Unident.) QT019999
12
Hydroptilidae (Unident.) QT039999
3
Hydropsychidae (Unident.) QT069999
47
Ecnomidae (Unident.) QT089999
2
Conoesucidae (Unident.) QT159999
11
ORDER
SIGNALT 5.2
Weighted SIGNALT 6.0