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

LACHLAN RIVER @ Eurugabah 65749

Source Office of Environment and Heritage
Latest Sample Date 22-09-2006
Taxa count ORDER 9
Taxa count FAMILY 25
Taxa count ALT 25
Mayflies present? 2
ORDER FAMILY ALT
SIGNAL 3.9 3.6 2.2
Weighted SIGNAL 3.6 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Arable Farming 3.3.0 Cropping, 3.3.3 Hay and silage, 3.3.5 Sugar, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.4 Vine fruits, 3.4.6 Perennial flowers and bulbs, 3.4.8 Citrus, 3.4.9 Grapes, 4.3.0 Irrigated cropping, 4.3.1 Irrigated cereals, 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, 4.5.3 Irrigated seasonal vegetables and herbs, 4.5.4 Irrigated turf farming 44.63% 1,947,665,060,346m2
  Minimal Use 1.3.0 Other minimal use, 1.3.2 Stock route, 1.3.3 Residual native cover, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation 29.00% 1,265,639,027,463m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.2 Woody fodder plants, 3.2.3 Pasture legumes, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures 18.27% 797,059,035,433m2
Show minor land uses 11
43,638,406,129m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 9 2
Oligochaeta (Unident.) LO999999
9
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Mites (Unident.)
Unknown OT 14
Atyidae (Unident.) OT019999
12
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
2
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Unknown OV 6
Parastacidae (Unident.) OV019999
6
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 76 5
Dytiscidae (Unident.) QC099999
31
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
18
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
23
Hydraenidae (Unident.)
Hydraenidae (Unident.)
Limnichidae (Unident.) QC359999
1
Diptera QD 66 3
Tipulidae (Unident.) QD019999
47
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
10
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
4
Ephemeroptera QE 2 9
Baetidae (Unident.) QE029999
1
Caenidae (Unident.) QE089999
1
Hemiptera QH 17 2
Mesoveliidae (Unident.) QH529999
1
Hydrometridae (Unident.) QH549999
1
Veliidae (Unident.) QH569999
2
Ochteridae (Unident.) QH639999
2
Corixidae (Unident.) QH659999
8
Notonectidae (Unident.) QH679999
3
Trichoptera QT 4 8
Leptoceridae (Unident.) QT259999
4
ORDER
SIGNALT 3.9
Weighted SIGNALT 3.0