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

Off Taroo Reserve d/s proposed work site YAR2370

Source	Melbourne Water
Latest Sample Date	20-05-2008
Taxa count ORDER	12
Taxa count FAMILY	28
Taxa count ALT	28
Mayflies present?	47
	ORDER	FAMILY	ALT
SIGNAL	3.5	4.8	3.9
Weighted SIGNAL	4.9		4.7

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.6 Protected landscape, 1.1.7 Other conserved area	35.84%	85,271,270,253m²
	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, 5.6.5 Electricity substations and transmission, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	20.50%	48,768,225,624m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	18.42%	43,834,753,380m²
	Pastoral Farming	3.2.0 Grazing modified pastures	16.33%	38,851,031,419m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.5 Shrub berries and fruits, 3.4.6 Perennial flowers and bulbs, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs	7.06%	16,799,655,483m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.51%	1,218,743,143m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover	0.46%	1,084,993,896m²
	Water	6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.1 Supply channel/aqueduct	0.29%	681,496,166m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.24%	560,746,845m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.7 Sawmill, 5.5.1 Commercial services	0.13%	316,248,221m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.10%	243,748,629m²
	Mining	5.8.2 Quarries	0.07%	163,749,079m²
	Intensive Pastoral Farming	5.2.3 Poultry farms, 5.2.5 Aquaculture, 5.2.6 Horse studs	0.05%	128,249,278m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.00%	3,999,977m²
Show minor land uses 9
				2,379,269,114m²

Waterbug sample history

Sampled on 20 May 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	11	2
Dugesiidae (Unident.) IF619999	11
Gastropoda KG	4	1
Physidae (Unident.) KG089999	4
Bivalvia KP	8	3
Corbiculidae (Unident.) KP029999	6
Sphaeriidae (Unident.) KP039999	2
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	8	2
Oligochaeta (Unident.) LO999999	8
Unknown OT	20
Atyidae (Unident.) OT019999	20

Diptera QD	70	3
Ceratopogonidae (Unident.) QD099999	2

Simuliidae (Unident.) QD109999	19

Orthocladiinae (Unident.) QDAF9999	25
Chironominae (Unident.) QDAJ9999	24
Ephemeroptera QE	47	9
Baetidae (Unident.) QE029999	43
Leptophlebiidae (Unident.) QE069999	2
Caenidae (Unident.) QE089999	2
Hemiptera QH	13	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	3
Notonectidae (Unident.) QH679999	3
Megaloptera QM	3	8
Corydalidae (Unident.) QM019999	3

Odonata QO	6	3
Coenagrionidae (Unident.) QO029999	6
Trichoptera QT	57	8
Hydrobiosidae (Unident.) QT019999	6
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	20
Ecnomidae (Unident.) QT089999	2
Conoesucidae (Unident.) QT159999	4
Atriplectididae (Unident.) QT239999	1
Calamoceratidae (Unident.) QT249999	8
Leptoceridae (Unident.) QT259999	15

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.9