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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	16-12-1999
Taxa count ORDER	12
Taxa count FAMILY	29
Taxa count ALT	29
Mayflies present?	198
	ORDER	FAMILY	ALT
SIGNAL	4.5	4.7	4
Weighted SIGNAL	4.5		5.3

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.3 Residual native cover, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation	86.99%	6,129,282,065m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	11.81%	832,390,160m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure, 5.7.2 Roads	0.86%	60,510,189m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River	0.25%	17,752,989m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards, 5.2.7 Saleyards/stockyards	0.05%	3,750,632m²
	Arable Farming	3.4.0 Perennial horticulture	0.03%	2,000,337m²
Show minor land uses 4
				70,456,864m²

SIGNALT	4.5
	ORDER
Weighted SIGNALT	4.7

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	3	1
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	2
Bivalvia KP	3	3
Corbiculidae (Unident.) KP029999	3
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Acarina MM	6	6
Mites (Unident.) MM999999	6

Unknown OT	10
Atyidae (Unident.) OT019999	10

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	37	5
Dytiscidae (Unident.) QC099999	3
Gyrinidae (Unident.) QC109999	3

Hydrophilidae (Unident.) QC119999	6

Hydraenidae (Unident.) QC139999	2

Elmidae (Unident.) QC349999	19

Psephenidae (Unident.) QC379999	4

Diptera QD	7	3
Tipulidae (Unident.) QD019999	2
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	3
Chironominae (Unident.) QDAJ9999	1
Ephemeroptera QE	204	9
Baetidae (Unident.) QE029999	5
Leptophlebiidae (Unident.) QE069999	198
Caenidae (Unident.) QE089999	1
Hemiptera QH	2	2
Veliidae (Unident.) QH569999	1
Corixidae (Unident.) QH659999	1
Lepidoptera QL	1	2
Lepidoptera (Unident.) QL999999	1

Megaloptera QM	16	8
Corydalidae (Unident.) QM019999	13

Sialidae (Unident.) QM029999	3
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	120	8
Hydrobiosidae (Unident.) QT019999	6
Philopotamidae (Unident.) QT049999	5
Hydropsychidae (Unident.) QT069999	99
Ecnomidae (Unident.) QT089999	1
Leptoceridae (Unident.) QT259999	9

SIGNALT	4.0
	ORDER
Weighted SIGNALT	5.0