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

Nepean R @ Bents Basin Rd 21006

Source	Office of Environment and Heritage
Latest Sample Date	29-03-2007
Taxa count ORDER	12
Taxa count FAMILY	26
Taxa count ALT	26
Mayflies present?	4
	ORDER	FAMILY	ALT
SIGNAL	3.5	3	2.6
Weighted SIGNAL	2.8		3.1

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	53.29%	90,271,660,177m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.5 Research facilities, 5.6.0 Utilities, 5.6.1 Fuel powered electricity generation, 5.6.5 Electricity substations and transmission, 5.6.6 Gas treatment, storage 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	13.04%	22,090,666,841m²
	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	10.25%	17,366,684,624m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct, 6.4.3 Stormwater, 6.5.0 Marsh/wetland	3.36%	5,689,728,581m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.2 Surface water supply	2.85%	4,834,731,800m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.6 Perennial flowers and bulbs, 3.4.9 Grapes, 3.5.0 Seasonal horticulture, 3.5.2 Seasonal flowers and bulbs, 3.5.3 Seasonal vegetables and herbs, 4.3.0 Irrigated cropping, 4.3.3 Irrigated hay and silage, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.4 Irrigated vine fruits, 4.4.9 Irrigated grapes, 4.5.3 Irrigated seasonal vegetables and herbs, 4.5.4 Irrigated turf farming	1.57%	2,667,489,958m²
	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, 5.2.5 Aquaculture, 5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	1.02%	1,733,493,474m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	0.26%	435,998,359m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.24%	400,248,493m²
	Intensive Arable Farming	5.1.0 Intensive horticulture, 5.1.1 Production nurseries, 5.1.2 Shadehouses	0.10%	162,749,387m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.06%	99,499,625m²
	Unknown	3.6.0 Land in transition, 3.6.4 No defined use, 3.6.5 Abandoned perennial horticulture, 5.2.8 Abandoned intensive animal production, 5.8.4 Extractive industry not in use	0.02%	37,999,857m²
	Forestry	3.1.0 Plantation forests	0.01%	11,999,955m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.00%	1,749,993m²
Show minor land uses 10
				1,693,926,123m²

Waterbug sample history

Sampled on 29 March 2007

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Dugesiidae (Unident.) IF619999	2
Gastropoda KG	12	1
Physidae (Unident.) KG089999	12
Bivalvia KP	3	3
Sphaeriidae (Unident.) KP039999	3
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OG	1
Cladocera (Unident.) OG999999	1
Unknown OT	8
Atyidae (Unident.) OT019999	6

Palaemonidae (Unident.) OT029999	2

Coleoptera QC	4	5
Dytiscidae (Unident.) QC099999	1
Hydrophilidae (Unident.) QC119999	3

Diptera QD	10	3
Culicidae (Unident.) QD079999	4

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	4
Ephemeroptera QE	4	9
Leptophlebiidae (Unident.) QE069999	4
Hemiptera QH	32	2
Mesoveliidae (Unident.) QH529999	1
Hydrometridae (Unident.) QH549999	2
Veliidae (Unident.) QH569999	6
Gerridae (Unident.) QH579999	1
Gelastocoridae (Unident.) QH649999	3
Corixidae (Unident.) QH659999	19
Odonata QO	59	3
Coenagrionidae (Unident.) QO029999	33
Protoneuridae (Unident.) QO049999	9
Gomphidae (Unident.) QO139999	1
Corduliidae (Unident.) QO169999	7
Libellulidae (Unident.) QO179999	9
Trichoptera QT	9	8
Leptoceridae (Unident.) QT259999	9

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.2