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

LACHLAN RIVER @ Tralee 65788

Source	Office of Environment and Heritage
Latest Sample Date	18-10-2006
Taxa count ORDER	8
Taxa count FAMILY	17
Taxa count ALT	17
Mayflies present?	5
	ORDER	FAMILY	ALT
SIGNAL	3.5	3.6	2.9
Weighted SIGNAL	2.9		4.3

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.3 Pasture legumes, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	33.70%	632,947,818,035m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation	33.17%	623,136,070,856m²
	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, 3.4.9 Grapes, 4.3.0 Irrigated cropping, 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	21.98%	412,916,881,291m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection, 1.2.1 Biodiversity, 1.2.2 Surface water supply	4.33%	81,261,476,638m²
	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, 6.5.0 Marsh/wetland, 6.5.1 Marsh/wetland - conservation	2.22%	41,781,237,988m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	2.09%	39,184,738,735m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 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	1.60%	30,140,991,335m²
	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	0.67%	12,512,746,403m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries, 5.8.3 Tailings	0.13%	2,451,499,295m²
	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	0.06%	1,181,999,660m²
	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%	512,749,853m²
	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%	175,999,949m²
	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, 5.8.4 Extractive industry not in use	0.01%	155,999,955m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.2 Shadehouses	0.00%	11,749,997m²
Show minor land uses 10
				18,783,719,600m²

Waterbug sample history

Sampled on 18 October 2006

Taxa	Abundance	SIGNALT Grade
Acarina MM	4	6
Mites (Unident.) MM999999	4

Unknown OT	12
Atyidae (Unident.) OT019999	2

Palaemonidae (Unident.) OT029999	10

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	7	5
Dytiscidae (Unident.) QC099999	1
Hydrophilidae (Unident.) QC119999	3

Hydraenidae (Unident.) QC139999	2

Elmidae (Unident.) QC349999	1

Diptera QD	5	3
Orthocladiinae (Unident.) QDAF9999	3
Chironominae (Unident.) QDAJ9999	2
Ephemeroptera QE	5	9
Leptophlebiidae (Unident.) QE069999	4
Caenidae (Unident.) QE089999	1
Hemiptera QH	17	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	1
Corixidae (Unident.) QH659999	6
Notonectidae (Unident.) QH679999	8
Odonata QO	1	3
Gomphidae (Unident.) QO139999	1

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.3