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

Source	Office of Environment and Heritage
Latest Sample Date	21-10-1997
Taxa count ORDER	11
Taxa count FAMILY	25
Taxa count ALT	25
Mayflies present?	162
	ORDER	FAMILY	ALT
SIGNAL	3.9	4.8	3.5
Weighted SIGNAL	6		4.8

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.2 Stock route, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	69.46%	8,078,559,848m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	14.43%	1,678,762,437m²
	Natural	1.1.3 National park	9.41%	1,094,508,108m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.7.0 Transport and communication, 5.7.2 Roads, 5.7.3 Railways	3.99%	464,503,441m²
	Water	6.2.0 Reservoir/dam, 6.3.0 River	1.07%	124,500,922m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.5 Aquaculture, 5.2.6 Horse studs	0.88%	102,750,761m²
	Arable Farming	3.3.0 Cropping	0.62%	72,000,533m²
	Mining	5.8.0 Mining	0.08%	9,250,069m²
	Industrial	5.5.1 Commercial services	0.03%	4,000,030m²
	Waste Management	5.9.2 Landfill	0.02%	2,250,017m²
Show minor land uses 6
				116,310,862m²

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	10	2
Dugesiidae (Unident.) IF619999	10
Gastropoda KG	12	1
Physidae (Unident.) KG089999	12
Oligochaeta LO	10	2
Oligochaeta (Unident.) LO999999	10
Unknown OT	12
Atyidae (Unident.) OT019999	12

Coleoptera QC	36	5
Dytiscidae (Unident.) QC099999	18
Hydrophilidae (Unident.) QC119999	12

Elmidae (Unident.) QC349999	6

Diptera QD	135	3
Simuliidae (Unident.) QD109999	9

Tanypodinae (Unident.) QDAE9999	4
Orthocladiinae (Unident.) QDAF9999	100
Chironominae (Unident.) QDAJ9999	2
Diptera (Unident.)(Larva) QDZZ9999	20

Ephemeroptera QE	162	9
Baetidae (Unident.) QE029999	122
Leptophlebiidae (Unident.) QE069999	21
Caenidae (Unident.) QE089999	19
Hemiptera QH	21	2
Corixidae (Unident.) QH659999	20
Notonectidae (Unident.) QH679999	1
Megaloptera QM	2	8
Corydalidae (Unident.) QM019999	2

Odonata QO	3	3
Gomphidae (Unident.) QO139999	2
Corduliidae (Unident.) QO169999	1
Trichoptera QT	32	8
Hydrobiosidae (Unident.) QT019999	7
Hydroptilidae (Unident.) QT039999	7
Ecnomidae (Unident.) QT089999	2
Conoesucidae (Unident.) QT159999	14
Leptoceridae (Unident.) QT259999	2

SIGNALT	3.9
	ORDER
Weighted SIGNALT	3.9

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.2