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

Castlereagh R @ Hidden Valley 64579

Source	Office of Environment and Heritage
Latest Sample Date	23-03-2006
Taxa count ORDER	14
Taxa count FAMILY	28
Taxa count ALT	28
Mayflies present?	22
	ORDER	FAMILY	ALT
SIGNAL	3.5	3.4	2.5
Weighted SIGNAL	3.6		3.9

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	46.81%	41,222,071,004m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.2 Olives, 3.4.7 Perennial vegetables and herbs, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.4 Irrigated vine fruits, 4.4.9 Irrigated grapes	27.35%	24,080,709,819m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	18.45%	16,249,316,369m²
	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	3.30%	2,909,896,194m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	2.35%	2,071,354,065m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland	1.27%	1,119,806,259m²
	Forestry	2.2.0 Production native forests	0.29%	255,512,837m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.4 Bulk grain storage, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.05%	47,252,374m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.04%	32,751,645m²
	Waste Management	5.9.1 Effluent pond, 5.9.2 Landfill, 5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.03%	29,501,482m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.03%	27,251,369m²
	Unknown	3.6.1 Degraded land, 5.8.4 Extractive industry not in use	0.01%	10,750,540m²
	Intensive Pastoral Farming	5.2.7 Saleyards/stockyards	0.00%	4,000,201m²
Show minor land uses 9
				880,601,742m²

Waterbug sample history

Sampled on 23 March 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	4	1
Ancylidae (Unident.) KG069999	1
Physidae (Unident.) KG089999	3
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	27	6
Mites (Unident.) MM999999	27

Unknown OG	1
Cladocera (Unident.) OG999999	1
Unknown OH	2
Ostracoda (Unident.) OH999999	2
Unknown OT	27
Atyidae (Unident.) OT019999	24

Palaemonidae (Unident.) OT029999	3

Unknown OV	4
Parastacidae (Unident.) OV019999	4

Coleoptera QC	6	5
Dytiscidae (Unident.) QC099999	2
Staphylinidae (Unident.) QC189999	1
Curculionidae (Unident.) QCAN9999	2

Hydrochidae (Unident.) QCAO9999	1

Diptera QD	75	3
Ceratopogonidae (Unident.) QD099999	8

Tabanidae (Unident.) QD239999	1
Stratiomyidae (Unident.) QD249999	1
Tanypodinae (Unident.) QDAE9999	44
Chironominae (Unident.) QDAJ9999	21
Ephemeroptera QE	22	9
Baetidae (Unident.) QE029999	2
Caenidae (Unident.) QE089999	20
Hemiptera QH	14	2
Nepidae (Unident.) QH619999	1
Corixidae (Unident.) QH659999	7
Notonectidae (Unident.) QH679999	6
Odonata QO	18	3
Coenagrionidae (Unident.) QO029999	3
Gomphidae (Unident.) QO139999	2
Libellulidae (Unident.) QO179999	13
Plecoptera QP	7	10
Notonemouridae (Unident.) QP049999	7
Trichoptera QT	21	8
Leptoceridae (Unident.) QT259999	21

SIGNALT	3.5
	ORDER
Weighted SIGNALT	4.3