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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	16-11-1999
Taxa count ORDER	10
Taxa count FAMILY	16
Taxa count ALT	16
Mayflies present?	6
	ORDER	FAMILY	ALT
SIGNAL	4.1	3.9	2.2
Weighted SIGNAL	3.7		4

Category	ALUM Categories	Percent of upstream catchment	Area
Minimal Use	2.1.0 Grazing native vegetation	52.97%	287,813,941m²
Pastoral Farming	3.2.0 Grazing modified pastures	30.20%	164,071,481m²
Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.5.0 Services	13.69%	74,395,771m²
Forestry	2.2.0 Production native forests	3.14%	17,033,375m²
			5,433,146m²

SIGNALT	4.1
	ORDER
Weighted SIGNALT	4.6

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

Coleoptera QC	12	5
Hydrophilidae (Unident.) QC119999	12

Diptera QD	18	3
Ceratopogonidae (Unident.) QD099999	4

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	2
Diptera (Unident.)(Larva) QDZZ9999	10

Hemiptera QH	2	2
Mesoveliidae (Unident.) QH529999	1
Belostomatidae (Unident.) QH629999	1
Odonata QO	1	3
Corduliidae (Unident.) QO169999	1
Trichoptera QT	1	8
Calocidae (Unident.) QT189999	1

SIGNALT	3.7
	ORDER
Weighted SIGNALT	3.6