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

Little Weir River @ Little Weir River 60286

Source Office of Environment and Heritage
Latest Sample Date 05-05-2005
Taxa count ORDER 12
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 6
ORDER FAMILY ALT
SIGNAL 2.5 3.4 2.3
Weighted SIGNAL 4.1 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.2 Stock route, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 61.59% 2,396,624,895,953m2
  Arable Farming 3.3.0 Cropping, 3.3.1 Cereals, 3.3.3 Hay and silage, 3.3.4 Oilseeds, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.3 Tree nuts, 3.5.0 Seasonal horticulture, 4.3.0 Irrigated cropping, 4.3.4 Irrigated oilseeds, 4.3.6 Irrigated cotton, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture 17.75% 690,650,889,354m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 8.79% 341,926,700,143m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures 5.70% 221,638,893,579m2
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.1 Biodiversity, 1.2.4 Landscape 4.03% 156,754,247,921m2
Show minor land uses 9
38,915,069,920m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 2 1
Ancylidae (Unident.) KG069999
2
Unknown OG 2
Cladocera (Unident.) OG999999
2
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OJ 8
Copepoda (Unident.) OJ999999
8
Isopoda OR 1 2
Corallanidae OR099999
1
Unknown OT 4
Palaemonidae (Unident.) OT029999
4
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Unknown OV 8
Parastacidae (Unident.) OV019999
8
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 10 5
Dytiscidae (Unident.) QC099999
2
Hydrophilidae (Unident.) QC119999
6
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Hydraenidae (Unident.)
Diptera QD 48 3
Ceratopogonidae (Unident.) QD099999
16
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tabanidae (Unident.) QD239999
1
Chironominae (Unident.) QDAJ9999
31
Ephemeroptera QE 6 9
Baetidae (Unident.) QE029999
5
Caenidae (Unident.) QE089999
1
Hemiptera QH 11 2
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
1
Corixidae (Unident.) QH659999
9
Trichoptera QT 2 8
Ecnomidae (Unident.) QT089999
1
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 2.5
Weighted SIGNALT 2.7