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

YASS RIVER @ Baileul 65720

Source	Office of Environment and Heritage
Latest Sample Date	23-10-2006
Taxa count ORDER	14
Taxa count FAMILY	33
Taxa count ALT	33
Mayflies present?	54
	ORDER	FAMILY	ALT
SIGNAL	3	3.3	2.6
Weighted SIGNAL	4.6		3.8

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	41.74%	61,730,783,839m²
	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	35.56%	52,587,908,555m²
	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, 5.6.5 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	14.73%	21,792,644,514m²
	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, 4.4.1 Irrigated tree fruits, 4.4.9 Irrigated grapes	2.44%	3,603,397,907m²
	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	2.39%	3,529,894,890m²
	Natural	1.1.1 Strict nature reserves, 1.1.5 Habitat/species management area, 1.2.0 Managed resource protection, 1.2.1 Biodiversity	1.95%	2,890,618,650m²
	Forestry Plantation	3.1.2 Softwood plantation forestry, 3.1.3 Other forest plantation, 3.1.4 Environmental forest plantation	0.59%	872,035,794m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.2 Feedlots, 5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	0.40%	591,774,290m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.2 Food processing factory, 5.5.1 Commercial services	0.09%	129,755,326m²
	Forestry	3.1.0 Plantation forests	0.04%	58,752,412m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.03%	40,251,652m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.02%	33,001,355m²
	Mining	5.8.0 Mining, 5.8.2 Quarries, 5.8.3 Tailings	0.02%	29,001,190m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.2 Shadehouses	0.01%	13,000,534m²
Show minor land uses 11
				1,479,028,209m²

Waterbug sample history

Sampled on 23 October 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	21	1
Ancylidae (Unident.) KG069999	3
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	17
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Oligochaeta LO	7	2
Oligochaeta (Unident.) LO999999	7
Acarina MM	6	6
Mites (Unident.) MM999999	6

Unknown OG	10
Cladocera (Unident.) OG999999	10
Unknown OH	1
Ostracoda (Unident.) OH999999	1
Unknown OJ	3
Copepoda (Unident.) OJ999999	3
Unknown OT	16
Atyidae (Unident.) OT019999	16

Coleoptera QC	96	5
Dytiscidae (Unident.) QC099999	41
Gyrinidae (Unident.) QC109999	36

Hydrophilidae (Unident.) QC119999	18

Hydrochidae (Unident.) QCAO9999	1

Diptera QD	63	3
Tipulidae (Unident.) QD019999	2
Culicidae (Unident.) QD079999	2

Ceratopogonidae (Unident.) QD099999	8

Tanypodinae (Unident.) QDAE9999	16
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	33
Ephemeroptera QE	54	9
Leptophlebiidae (Unident.) QE069999	16
Caenidae (Unident.) QE089999	38
Hemiptera QH	30	2
Gerridae (Unident.) QH579999	1
Nepidae (Unident.) QH619999	1
Corixidae (Unident.) QH659999	16
Notonectidae (Unident.) QH679999	12
Odonata QO	55	3
Coenagrionidae (Unident.) QO029999	35
Aeshnidae (Unident.) QO129999	10
Gomphidae (Unident.) QO139999	1
Corduliidae (Unident.) QO169999	3
Libellulidae (Unident.) QO179999	6
Trichoptera QT	33	8
Hydroptilidae (Unident.) QT039999	12
Leptoceridae (Unident.) QT259999	21

SIGNALT	3.0
	ORDER
Weighted SIGNALT	3.5