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

Yass R @ Buckmasters Bridge 60720

Source	Office of Environment and Heritage
Latest Sample Date	31-10-2004
Taxa count ORDER	15
Taxa count FAMILY	28
Taxa count ALT	28
Mayflies present?	4
	ORDER	FAMILY	ALT
SIGNAL	3.2	3.5	2.7
Weighted SIGNAL	3.5		3

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.0 Other minimal use, 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	45.29%	40,523,279,404m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	30.44%	27,234,958,089m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads	17.30%	15,480,289,272m²
	Natural	1.1.1 Strict nature reserves, 1.1.5 Habitat/species management area, 1.2.0 Managed resource protection	2.53%	2,266,475,365m²
	Water	6.1.1 Lake - conservation, 6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland	2.31%	2,068,705,700m²
	Forestry Plantation	3.1.2 Softwood plantation forestry, 3.1.3 Other forest plantation, 3.1.4 Environmental forest plantation	0.86%	768,826,448m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs	0.62%	558,305,515m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.6 Horse studs	0.47%	421,791,941m²
	Forestry	3.1.0 Plantation forests	0.07%	58,755,842m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.04%	33,003,282m²
	Industrial	5.3.0 Manufacturing and industrial, 5.5.1 Commercial services	0.03%	30,503,033m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.01%	12,501,243m²
	Waste Management	5.9.2 Landfill	0.01%	10,251,019m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.2 Shadehouses	0.01%	7,000,696m²
Show minor land uses 11
				894,746,468m²

Waterbug sample history

Sampled on 31 October 2004

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Gastropoda KG	22	1
Lymnaeidae (Unident.) KG059999	1
Planorbidae (Unident.) KG079999	2
Physidae (Unident.) KG089999	19
Bivalvia KP	8	3
Sphaeriidae (Unident.) KP039999	8
Hirudinea LH	10	1
Glossiphoniidae (Unident.) LH019999	10
Oligochaeta LO	22	2
Oligochaeta (Unident.) LO999999	22
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OH	13
Ostracoda (Unident.) OH999999	13
Amphipoda OP	84	3
Ceinidae (Unident.) OP029999	84

Unknown OT	10
Atyidae (Unident.) OT019999	10

Coleoptera QC	67	5
Dytiscidae (Unident.) QC099999	32
Gyrinidae (Unident.) QC109999	9

Hydrophilidae (Unident.) QC119999	21

Scirtidae (Unident.) QC209999	5

Diptera QD	16	3
Stratiomyidae (Unident.) QD249999	1
Tanypodinae (Unident.) QDAE9999	1
Chironominae (Unident.) QDAJ9999	14
Ephemeroptera QE	4	9
Leptophlebiidae (Unident.) QE069999	1
Caenidae (Unident.) QE089999	3
Hemiptera QH	13	2
Gerridae (Unident.) QH579999	1
Corixidae (Unident.) QH659999	3
Notonectidae (Unident.) QH679999	9
Odonata QO	30	3
Coenagrionidae (Unident.) QO029999	21
Megapodagrionidae (Unident.) QO079999	8
Corduliidae (Unident.) QO169999	1
Trichoptera QT	3	8
Hydroptilidae (Unident.) QT039999	1
Leptoceridae (Unident.) QT259999	2

SIGNALT	3.2
	ORDER
Weighted SIGNALT	2.8