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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	16-03-2007
Taxa count ORDER	15
Taxa count FAMILY	24
Taxa count ALT	24
Mayflies present?	14
	ORDER	FAMILY	ALT
SIGNAL	2.3	2.5	1.3
Weighted SIGNAL	3.2		2.5

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	53.74%	751,748,857m²
	Pastoral Farming	3.2.0 Grazing modified pastures	23.59%	329,920,346m²
	Arable Farming	3.3.0 Cropping	22.05%	308,441,807m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure	0.54%	7,492,514m²
	Mining	5.8.2 Quarries	0.09%	1,248,752m²
Show minor land uses 2
				13,988,523m²

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Dugesiidae (Unident.) IF619999	2
Gastropoda KG	12	1
Physidae (Unident.) KG089999	12
Hirudinea LH	2	1
Glossiphoniidae (Unident.) LH019999	1
Richardsonianidae (Unident.) LH039999	1
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OG	5
Cladocera (Unident.) OG999999	5
Unknown OH	3
Ostracoda (Unident.) OH999999	3
Unknown OJ	4
Copepoda (Unident.) OJ999999	4
Unknown OV	14
Parastacidae (Unident.) OV019999	14

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	79	5
Dytiscidae (Unident.) QC099999	40
Hydrophilidae (Unident.) QC119999	39

Diptera QD	37	3
Tanypodinae (Unident.) QDAE9999	11
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	24
Ephemeroptera QE	14	9
Baetidae (Unident.) QE029999	14
Hemiptera QH	33	2
Veliidae (Unident.) QH569999	4
Corixidae (Unident.) QH659999	17
Notonectidae (Unident.) QH679999	12
Odonata QO	12	3
Coenagrionidae (Unident.) QO029999	2
Lestidae (Unident.) QO059999	1
Corduliidae (Unident.) QO169999	3
Libellulidae (Unident.) QO179999	6

SIGNALT	2.3
	ORDER
Weighted SIGNALT	2.7