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

MITTA MITTA R D/S WITCHES GARDEN 173

Source	EPA Victoria
Latest Sample Date	01-03-2006
Taxa count ORDER	7
Taxa count FAMILY	16
Taxa count ALT	17
Mayflies present?	40
	ORDER	FAMILY	ALT
SIGNAL	6.1	5	4.5
Weighted SIGNAL	6.5	5.8	6

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	47.86%	177,840,291,288m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area	30.78%	114,364,596,890m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures	18.52%	68,812,592,277m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.6.7 Water extraction and transmission, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.5 Navigation and communication	2.29%	8,519,610,677m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.5.3 Seasonal vegetables and herbs, 4.3.0 Irrigated cropping	0.22%	826,419,569m²
	Minimal Use	1.3.0 Other minimal use	0.17%	618,915,328m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.07%	260,647,565m²
	Water	6.1.0 Lake, 6.2.1 Reservoir, 6.4.1 Supply channel/aqueduct	0.06%	222,384,371m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.5.1 Commercial services	0.02%	83,557,657m²
	Unknown	3.6.4 No defined use	0.01%	32,376,548m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.00%	15,370,684m²
	Mining	5.8.1 Mines, 5.8.2 Quarries	0.00%	7,031,271m²
	Intensive Pastoral Farming	5.2.7 Saleyards/stockyards	0.00%	2,452,769m²
Show minor land uses 10
				3,716,062,469m²

Waterbug sample history

Sampled on 1 March 2006

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	2	6
Mites (Unident.) MM999999	2

Coleoptera QC	1	5
Elmidae (Unident.) QC349999	1

Diptera QD	43	3
Tipulidae (Unident.) QD019999	3
Simuliidae (Unident.) QD109999	30

Simuliidae (Unident.) (Pupa) QD10999I	2

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	6
Chironominae (Unident.) QDAJ9999	1
Ephemeroptera QE	40	9
Baetidae (Unident.) QE029999	4
Coloburiscidae (Unident.) QE059999	15
Leptophlebiidae (Unident.) QE069999	21
Plecoptera QP	1	10
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	36	8
Glossosomatidae (Unident.) QT029999	4
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	30
Conoesucidae (Unident.) QT159999	1

SIGNALT	6.1
	ORDER
Weighted SIGNALT	6.5

Sampled on 13 December 2005

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Diptera QD	18	3
Tipulidae (Unident.) QD019999	1
Simuliidae (Unident.) QD109999	9

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	7
Ephemeroptera QE	47	9
Baetidae (Unident.) QE029999	3
Coloburiscidae (Unident.) QE059999	36
Leptophlebiidae (Unident.) QE069999	8
Megaloptera QM	1	8
Corydalidae (Unident.) QM019999	1

Odonata QO	1	3
Gomphidae (Unident.) QO139999	1
Plecoptera QP	11	10
Gripopterygidae (Unident.) QP039999	11
Trichoptera QT	86	8
Hydrobiosidae (Unident.) QT019999	4
Glossosomatidae (Unident.) QT029999	15
Hydropsychidae (Unident.) QT069999	63
Philorheithridae (Unident.) QT219999	4

SIGNALT	6.1
	ORDER
Weighted SIGNALT	6.9