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

Castlereagh R @ Headingley 65164

Source	Office of Environment and Heritage
Latest Sample Date	07-05-2006
Taxa count ORDER	12
Taxa count FAMILY	25
Taxa count ALT	25
Mayflies present?	4
	ORDER	FAMILY	ALT
SIGNAL	3.1	3	2.4
Weighted SIGNAL	2.7		3.8

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	52.95%	67,823,769,182m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.2 Olives, 3.4.7 Perennial vegetables and herbs, 4.3.0 Irrigated cropping, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.4 Irrigated vine fruits, 4.4.9 Irrigated grapes	21.16%	27,104,456,558m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	20.23%	25,916,903,693m²
	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, 5.7.2 Roads, 5.7.3 Railways	2.53%	3,245,644,480m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	1.63%	2,082,842,718m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland	1.15%	1,471,065,485m²
	Forestry	2.2.0 Production native forests	0.20%	255,511,374m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.4 Bulk grain storage, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.04%	47,252,103m²
	Intensive Pastoral Farming	5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	0.03%	33,251,480m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.03%	32,751,458m²
	Waste Management	5.9.1 Effluent pond, 5.9.2 Landfill, 5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.02%	29,501,313m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.02%	27,251,213m²
	Unknown	3.6.1 Degraded land, 5.8.4 Extractive industry not in use	0.01%	10,750,479m²
Show minor land uses 10
				1,280,809,515m²

Waterbug sample history

Sampled on 7 May 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	24	1
Ancylidae (Unident.) KG069999	1
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	22
Acarina MM	14	6
Mites (Unident.) MM999999	14

Unknown OH	16
Ostracoda (Unident.) OH999999	16
Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Unknown OT	23
Atyidae (Unident.) OT019999	18

Palaemonidae (Unident.) OT029999	5

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	14	5
Dytiscidae (Unident.) QC099999	12
Hydraenidae (Unident.) QC139999	2

Diptera QD	29	3
Ceratopogonidae (Unident.) QD099999	8

Simuliidae (Unident.) QD109999	1

Podonominae (Unident.) QDAD9999	1
Tanypodinae (Unident.) QDAE9999	13
Chironominae (Unident.) QDAJ9999	6
Ephemeroptera QE	4	9
Baetidae (Unident.) QE029999	1
Caenidae (Unident.) QE089999	3
Hemiptera QH	16	2
Ochteridae (Unident.) QH639999	1
Corixidae (Unident.) QH659999	9
Notonectidae (Unident.) QH679999	6
Odonata QO	19	3
Coenagrionidae (Unident.) QO029999	13
Gomphidae (Unident.) QO139999	4
Libellulidae (Unident.) QO179999	2
Trichoptera QT	25	8
Leptoceridae (Unident.) QT259999	25

SIGNALT	3.1
	ORDER
Weighted SIGNALT	3.2