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

Number 7 Drain Road- Bayles N7D0112

Source	Melbourne Water
Latest Sample Date	21-05-2003
Taxa count ORDER	6
Taxa count FAMILY	10
Taxa count ALT	10
Mayflies present?	0
	ORDER	FAMILY	ALT
SIGNAL	3.2	2.8	1.6
Weighted SIGNAL	2.4		2.7

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	44.97%	45,071,889,722m²
	Natural	1.1.1 Strict nature reserves, 1.1.4 Natural feature protection, 1.1.6 Protected landscape, 1.1.7 Other conserved area	17.92%	17,957,102,487m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.6.7 Water extraction and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication	16.09%	16,124,265,476m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	14.83%	14,867,205,799m²
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.4.0 Perennial horticulture, 3.4.9 Grapes, 4.3.4 Irrigated oilseeds, 4.5.3 Irrigated seasonal vegetables and herbs	4.07%	4,075,443,476m²
	Intensive Pastoral Farming	5.2.3 Poultry farms, 5.2.4 Piggeries, 5.2.6 Horse studs	1.07%	1,071,300,858m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.5 Sewage/sewerage	0.30%	304,014,433m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover	0.24%	244,511,608m²
	Water	6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams	0.19%	186,008,830m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.16%	158,757,537m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.5 Abattoirs, 5.3.7 Sawmill, 5.5.1 Commercial services	0.09%	86,004,083m²
	Mining	5.8.2 Quarries	0.06%	60,752,884m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.02%	18,750,890m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.00%	750,036m²
Show minor land uses 9
				1,002,267,581m²

Waterbug sample history

Sampled on 21 May 2003

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	8	2
Dugesiidae IF610000	8
Gastropoda KG	52	1
Hydrobiidae KG020000	52
Diptera QD	13	3
Ceratopogonidae QD090000	8

Orthocladiinae QDAF0000	5
Hemiptera QH	7	2
Mesoveliidae QH520000	1
Veliidae QH560000	1
Corixidae QH650000	4
Notonectidae QH670000	1
Odonata QO	1	3
Coenagrionidae QO020000	1
Trichoptera QT	1	8
Hydroptilidae QT030000	1

SIGNALT	3.2
	ORDER
Weighted SIGNALT	2.4

Sampled on 4 December 2002

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	32	2
Dugesiidae IF610000	32
Gastropoda KG	54	1
Hydrobiidae KG020000	50
Physidae KG080000	4
Bivalvia KP	1	3
Corbiculidae KP020000	1
Hirudinea LH	1	1
Glossiphoniidae LH010000	1
Oligochaeta LO	20	2
OLIGOCHAETA LO000000	20
Acarina MM	2	6
MITES MM000000	2

Coleoptera QC	6	5
Dytiscidae QC090000	1
Hydrophilidae QC110000	5
Diptera QD	36	3
Ceratopogonidae QD090000	34

Tanypodinae QDAE0000	2
Hemiptera QH	39	2
Veliidae QH560000	10
Corixidae QH650000	29
Odonata QO	1	3
Coenagrionidae QO020000	1
Trichoptera QT	2	8
Leptoceridae QT250000	2

SIGNALT	3.3
	ORDER
Weighted SIGNALT	2.6