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

Niemur River @ Nacurrie Rd MURR20

Source Office of Environment and Heritage
Latest Sample Date 28-11-1998
Taxa count ORDER 5
Taxa count FAMILY 8
Taxa count ALT 8
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.6 2.8 1.9
Weighted SIGNAL 1.4 3.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Arable Farming 3.3.0 Cropping, 3.4.2 Olives, 4.3.0 Irrigated cropping 50.71% 64,703,405,859m2
  Minimal Use 2.1.0 Grazing native vegetation 26.67% 34,031,344,955m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.2 Woody fodder plants, 4.2.0 Grazing irrigated modified pastures 9.54% 12,167,373,333m2
  Natural 1.1.3 National park, 1.2.0 Managed resource protection 6.50% 8,286,833,999m2
  Water 6.2.0 Reservoir/dam, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct, 6.5.0 Marsh/wetland, 6.5.3 Marsh/wetland - intensive use 5.48% 6,993,070,885m2
Show minor land uses 5
1,275,825,432m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown OT 75
Atyidae (Unident.) OT019999
70
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
5
Palaemonidae (Unident.)
Coleoptera QC 1 5
Dytiscidae (Unident.) QC099999
1
Hemiptera QH 238 2
Veliidae (Unident.) QH569999
3
Corixidae (Unident.) QH659999
211
Notonectidae (Unident.) QH679999
24
Odonata QO 6 3
Coenagrionidae (Unident.) QO029999
6
Trichoptera QT 8 8
Leptoceridae (Unident.) QT259999
8
ORDER
SIGNALT 3.6
Weighted SIGNALT 2.8
Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Unknown OT 67
Atyidae (Unident.) OT019999
58
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
9
Palaemonidae (Unident.)
Coleoptera QC 4 5
Dytiscidae (Unident.) QC099999
1
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 2 3
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 5 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
3
Caenidae (Unident.) QE089999
1
Hemiptera QH 150 2
Hydrometridae (Unident.) QH549999
1
Veliidae (Unident.) QH569999
10
Gerridae (Unident.) QH579999
1
Corixidae (Unident.) QH659999
122
Notonectidae (Unident.) QH679999
16
Trichoptera QT 1 8
Ecnomidae (Unident.) QT089999
1
ORDER
SIGNALT 4.1
Weighted SIGNALT 3.0
Taxa Abundance SIGNALT Grade
Gastropoda KG 1 1
Ancylidae (Unident.) KG069999
1
Unknown OT 117
Atyidae (Unident.) OT019999
116
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 6 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
3
Hydraenidae (Unident.)
Diptera QD 2 3
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 1 9
Caenidae (Unident.) QE089999
1
Hemiptera QH 123 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
13
Corixidae (Unident.) QH659999
106
Notonectidae (Unident.) QH679999
3
Odonata QO 12 3
Coenagrionidae (Unident.) QO029999
12
Trichoptera QT 1 8
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 3.4
Weighted SIGNALT 2.6