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

Number 4 Drain Road- Bayles N6D0102

Source	Melbourne Water
Latest Sample Date	17-03-2003
Taxa count ORDER	9
Taxa count FAMILY	17
Taxa count ALT	17
Mayflies present?	2
	ORDER	FAMILY	ALT
SIGNAL	3.9	4.3	2.2
Weighted SIGNAL	4.3		2.9

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 17 March 2003

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae IF610000	1
Gastropoda KG	12	1
Physidae KG080000	12
Oligochaeta LO	8	2
OLIGOCHAETA LO000000	8
Coleoptera QC	1	5
Scirtidae QC200000	1

Diptera QD	23	3
Stratiomyidae QD240000	1
Tanypodinae QDAE0000	2
Chironominae QDAJ0000	20
Ephemeroptera QE	2	9
Baetidae QE020000	1
Caenidae QE080000	1
Hemiptera QH	46	2
Veliidae QH560000	7
Corixidae QH650000	23
Notonectidae QH670000	16
Odonata QO	11	3
Coenagrionidae QO020000	9
Zygoptera (Unident.) QO999997	2
Trichoptera QT	13	8
Hydroptilidae QT030000	1
Ecnomidae QT080000	1
Leptoceridae QT250000	11

SIGNALT	3.9
	ORDER
Weighted SIGNALT	3.4

Sampled on 4 December 2002

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	14	1
Ancylidae KG060000	3
Physidae KG080000	11
Oligochaeta LO	13	2
OLIGOCHAETA LO000000	13
Acarina MM	1	6
MITES MM000000	1

Amphipoda OP	27	3
Ceinidae OP020000	27

Unknown OT	2
Atyidae OT010000	2

Coleoptera QC	11	5
Dytiscidae QC090000	1
Hydrophilidae QC110000	8
Elmidae QC340000	2

Diptera QD	72	3
Stratiomyidae QD240000	1
Ephydridae QD780000	2

Tanypodinae QDAE0000	11
Orthocladiinae QDAF0000	4
Chironominae QDAJ0000	54
Ephemeroptera QE	2	9
Leptophlebiidae QE060000	2
Hemiptera QH	103	2
Veliidae QH560000	25
Corixidae QH650000	60
Notonectidae QH670000	18
Odonata QO	6	3
Coenagrionidae QO020000	5
Lestidae QO050000	1
Trichoptera QT	6	8
Ecnomidae QT080000	1
Leptoceridae QT250000	5

SIGNALT	3.8
	ORDER
Weighted SIGNALT	3.3