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

Preston River - Unnamed PRES-02

Source	Department of Water and Environment Regulation
Latest Sample Date	21-10-2009
Taxa count ORDER	6
Taxa count FAMILY	7
Taxa count ALT	7
Mayflies present?	2
	ORDER	FAMILY	ALT
SIGNAL	4.2	4	3.7
Weighted SIGNAL	3		5.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Forestry	2.2.0 Production native forests, 2.2.1 Wood production forestry, 3.1.0 Plantation forests	48.38%	31,651,836,857m²
	Pastoral Farming	3.2.0 Grazing modified pastures	21.54%	14,094,066,034m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area	11.61%	7,598,900,814m²
	Arable Farming	3.3.0 Cropping, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.3 Irrigated tree nuts, 4.4.4 Irrigated vine fruits, 4.4.8 Irrigated citrus, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture, 4.5.2 Irrigated seasonal flowers and bulbs, 4.5.3 Irrigated seasonal vegetables and herbs	10.44%	6,829,410,857m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover	4.16%	2,720,714,487m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	1.70%	1,112,485,479m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.7.1 Airports/aerodromes, 5.7.2 Roads	0.95%	619,741,911m²
	Water	6.1.0 Lake, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland	0.87%	569,992,560m²
	Unknown	3.6.1 Degraded land, 4.6.0 Irrigated land in transition, 5.8.4 Extractive industry not in use	0.23%	150,498,036m²
	Intensive Arable Farming	5.1.0 Intensive horticulture, 5.1.1 Production nurseries, 5.1.2 Shadehouses, 5.1.3 Glasshouses	0.04%	28,249,631m²
	Intensive Pastoral Farming	5.2.2 Feedlots, 5.2.5 Aquaculture	0.04%	22,999,700m²
	Industrial	5.3.0 Manufacturing and industrial, 5.5.1 Commercial services	0.02%	15,499,798m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.02%	12,999,830m²
	Waste Management	5.9.1 Effluent pond	0.00%	249,997m²
Show minor land uses 9
				654,278,960m²

Waterbug sample history

Sampled on 21 October 2009

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Unknown OT	2
Palaemonidae (Unident.) OT029999	2

Diptera QD	8	3
Orthocladiinae (Unident.) QDAF9999	6
Chironominae (Unident.) QDAJ9999	2
Ephemeroptera QE	2	9
Baetis sp.(Unident.) QE020199	2
Odonata QO	1	3
Austrogomphus sp.(Unident.) QO130499	1
Trichoptera QT	2	8
Oecetis sp.(Unident.) QT250799	2

SIGNALT	4.2
	ORDER
Weighted SIGNALT	3.9

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