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

Talbragar R @ Graywood 62593

Source	Office of Environment and Heritage
Latest Sample Date	11-10-2005
Taxa count ORDER	13
Taxa count FAMILY	24
Taxa count ALT	24
Mayflies present?	2
	ORDER	FAMILY	ALT
SIGNAL	2.8	3.4	2.2
Weighted SIGNAL	3.8		3.5

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, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation	41.42%	106,205,313,103m²
	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	29.89%	76,645,295,539m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.5.0 Seasonal horticulture, 4.3.0 Irrigated cropping, 4.4.9 Irrigated grapes	22.89%	58,701,284,878m²
	Natural	1.1.3 National park, 1.2.0 Managed resource protection	2.39%	6,120,753,637m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland	1.82%	4,664,752,772m²
	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, 5.7.2 Roads, 5.7.3 Railways	1.33%	3,419,252,032m²
	Forestry	2.2.0 Production native forests	0.22%	556,500,331m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.7 Saleyards/stockyards	0.01%	30,000,018m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.4 Bulk grain storage, 5.5.1 Commercial services	0.01%	25,750,015m²
	Mining	5.8.0 Mining	0.01%	14,750,009m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.00%	11,250,007m²
	Unknown	3.6.5 Abandoned perennial horticulture	0.00%	4,750,003m²
Show minor land uses 9
				2,563,996,523m²

Waterbug sample history

Sampled on 11 October 2005

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	8	1
Physidae (Unident.) KG089999	8
Acarina MM	1	6
Mites (Unident.) MM999999	1

Unknown OG	9
Cladocera (Unident.) OG999999	9
Unknown OH	38
Ostracoda (Unident.) OH999999	38
Unknown OJ	31
Copepoda (Unident.) OJ999999	31
Unknown OT	28
Atyidae (Unident.) OT019999	28

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	43	5
Dytiscidae (Unident.) QC099999	22
Hydrophilidae (Unident.) QC119999	9

Scirtidae (Unident.) QC209999	10

Curculionidae (Unident.) QCAN9999	2

Diptera QD	79	3
Culicidae (Unident.) QD079999	2

Ceratopogonidae (Unident.) QD099999	16

Stratiomyidae (Unident.) QD249999	1
Tanypodinae (Unident.) QDAE9999	13
Chironominae (Unident.) QDAJ9999	47
Ephemeroptera QE	2	9
Baetidae (Unident.) QE029999	1
Caenidae (Unident.) QE089999	1
Hemiptera QH	50	2
Corixidae (Unident.) QH659999	43
Notonectidae (Unident.) QH679999	7
Odonata QO	8	3
Coenagrionidae (Unident.) QO029999	2
Corduliidae (Unident.) QO169999	1
Libellulidae (Unident.) QO179999	5
Trichoptera QT	6	8
Leptoceridae (Unident.) QT259999	6

SIGNALT	2.8
	ORDER
Weighted SIGNALT	2.2