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

LACHLAN RIVER @ Erin 65759

Source	Office of Environment and Heritage
Latest Sample Date	23-09-2006
Taxa count ORDER	9
Taxa count FAMILY	21
Taxa count ALT	21
Mayflies present?	4
	ORDER	FAMILY	ALT
SIGNAL	3	3.1	2
Weighted SIGNAL	3.2		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, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation	39.89%	2,419,153,945,170m²
	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, 4.4.3 Irrigated tree nuts, 4.4.8 Irrigated citrus, 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	39.02%	2,366,091,243,480m²
	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	13.66%	828,367,398,613m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.1 Biodiversity, 1.2.2 Surface water supply	2.33%	141,495,537,823m²
	Water	6.1.0 Lake, 6.1.1 Lake - conservation, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.2.3 Evaporation basin, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct, 6.4.2 Drainage channel/aqueduct, 6.5.0 Marsh/wetland, 6.5.1 Marsh/wetland - conservation, 6.5.2 Marsh/wetland - production	2.31%	139,816,781,442m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	1.34%	81,056,808,096m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.4 Remote communities, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.4 Defence facilities - urban, 5.5.5 Research facilities, 5.6.0 Utilities, 5.6.5 Electricity substations and transmission, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	0.94%	57,102,967,048m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry, 3.1.3 Other forest plantation, 3.1.4 Environmental forest plantation, 4.1.0 Irrigated plantation forests, 4.1.4 Irrigated environmental forest plantation	0.24%	14,828,056,361m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries, 5.8.3 Tailings	0.08%	4,766,018,116m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.1 Dairy sheds and yards, 5.2.2 Feedlots, 5.2.3 Poultry farms, 5.2.4 Piggeries, 5.2.5 Aquaculture, 5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	0.03%	2,096,257,968m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.4 Bulk grain storage, 5.3.5 Abattoirs, 5.3.6 Oil refinery, 5.3.7 Sawmill, 5.5.1 Commercial services	0.03%	1,684,006,401m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.1 Effluent pond, 5.9.2 Landfill, 5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.01%	304,001,156m²
	Unknown	3.6.0 Land in transition, 3.6.5 Abandoned perennial horticulture, 4.6.5 Abandoned irrigated perennial horticulture, 5.2.8 Abandoned intensive animal production, 5.3.8 Abandoned manufacturing and industrial, 5.8.4 Extractive industry not in use	0.00%	219,250,833m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.2 Shadehouses	0.00%	11,750,045m²
Show minor land uses 11
				60,644,435,509m²

Waterbug sample history

Sampled on 23 September 2006

Taxa	Abundance	SIGNALT Grade
Unknown OH	1
Ostracoda (Unident.) OH999999	1
Unknown OJ	2
Copepoda (Unident.) OJ999999	2
Unknown OT	17
Atyidae (Unident.) OT019999	8

Palaemonidae (Unident.) OT029999	9

Unknown OV	6
Parastacidae (Unident.) OV019999	6

Coleoptera QC	8	5
Dytiscidae (Unident.) QC099999	2
Hydrophilidae (Unident.) QC119999	3

Hydraenidae (Unident.) QC139999	3

Diptera QD	14	3
Tipulidae (Unident.) QD019999	2
Culicidae (Unident.) QD079999	2

Ceratopogonidae (Unident.) QD099999	4

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	4
Ephemeroptera QE	4	9
Leptophlebiidae (Unident.) QE069999	4
Hemiptera QH	26	2
Veliidae (Unident.) QH569999	7
Ochteridae (Unident.) QH639999	1
Corixidae (Unident.) QH659999	11
Notonectidae (Unident.) QH679999	7
Trichoptera QT	12	8
Ecnomidae (Unident.) QT089999	7
Leptoceridae (Unident.) QT259999	5

SIGNALT	3.0
	ORDER
Weighted SIGNALT	3.2