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

NOGOA RIVER AT EMERALD WATER TREATMENT 1302004

Source	MIV
Latest Sample Date	08-05-2007
Taxa count ORDER	12
Taxa count FAMILY	19
Taxa count ALT	19
Mayflies present?	16
	ORDER	FAMILY	ALT
SIGNAL	3	3.4	2.7
Weighted SIGNAL	4.1		3.7

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	81.01%	1,344,380,788,054m²
	Natural	1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	10.61%	176,149,251,585m²
	Forestry	2.2.0 Production native forests	3.75%	62,263,985,456m²
	Arable Farming	3.3.0 Cropping, 4.3.0 Irrigated cropping, 4.3.6 Irrigated cotton, 4.4.0 Irrigated perennial horticulture, 4.4.4 Irrigated vine fruits, 4.4.8 Irrigated citrus, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture	3.42%	56,821,508,579m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct, 6.5.0 Marsh/wetland	1.00%	16,604,179,453m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.6.5 Electricity substations and transmission, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.5 Navigation and communication	0.15%	2,450,239,590m²
	Unknown	3.6.0 Land in transition	0.02%	351,998,504m²
	Industrial	5.3.0 Manufacturing and industrial, 5.5.1 Commercial services	0.02%	287,748,777m²
	Intensive Pastoral Farming	5.2.2 Feedlots, 5.2.5 Aquaculture, 5.2.7 Saleyards/stockyards	0.01%	112,249,523m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.00%	34,999,851m²
	Waste Management	5.9.0 Waste treatment and disposal	0.00%	3,999,983m²
Show minor land uses 7
				16,594,609,494m²

Waterbug sample history

Sampled on 8 May 2007

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	16	1
Thiaridae (Unident.) KG049999	16
Bivalvia KP	7	3
Corbiculidae (Unident.) KP029999	7
Oligochaeta LO	10	2
Oligochaeta (Unident.) LO999999	10
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OH	11
Ostracoda (Unident.) OH999999	11
Isopoda OR	4	2
Cirolanidae (Unident.) OR129999	4
Unknown OT	19
Atyidae (Unident.) OT019999	16

Palaemonidae (Unident.) OT029999	3

Coleoptera QC	15	5
Dytiscidae (Unident.) QC099999	7
Hydrophilidae (Unident.) QC119999	6

Elmidae (Unident.) QC349999	2

Diptera QD	19	3
Ceratopogonidae (Unident.) QD099999	2

Simuliidae (Unident.) QD109999	2

Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	14
Ephemeroptera QE	16	9
Baetidae (Unident.) QE029999	11
Caenidae (Unident.) QE089999	5
Hemiptera QH	1	2
Naucoridae (Unident.) QH669999	1
Odonata QO	2	3
Lindeniidae (Unident.) QO229999	2

SIGNALT	3.0
	ORDER
Weighted SIGNALT	2.9