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

Grose River @ Woods Creek 21096

Source	Office of Environment and Heritage
Latest Sample Date	15-05-2009
Taxa count ORDER	8
Taxa count FAMILY	19
Taxa count ALT	19
Mayflies present?	15
	ORDER	FAMILY	ALT
SIGNAL	4.5	5.5	3.9
Weighted SIGNAL	6.5		4.9

Waterbug Land Use

	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	9.34%	6,177,065,766m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.6.1 Fuel powered electricity generation, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	7.88%	5,210,305,473m²
	Natural	1.1.3 National park, 1.2.0 Managed resource protection, 1.2.2 Surface water supply	0.49%	322,503,434m²
	Arable Farming	3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.5.2 Seasonal flowers and bulbs, 3.5.3 Seasonal vegetables and herbs, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives	0.28%	183,251,951m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.3.0 River	0.27%	180,751,924m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.5.1 Commercial services	0.06%	42,750,455m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.6 Horse studs	0.06%	42,250,450m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic	0.05%	35,750,381m²
	Waste Management	5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.03%	20,750,221m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.03%	20,250,216m²
	Mining	5.8.2 Quarries	0.03%	18,000,192m²
	Intensive Arable Farming	5.1.0 Intensive horticulture, 5.1.1 Production nurseries, 5.1.2 Shadehouses	0.02%	10,000,106m²
	Unknown	3.6.5 Abandoned perennial horticulture	0.00%	250,003m²
Show minor land uses 11
				661,127,039m²

Waterbug sample history

Sampled on 15 May 2009

Taxa	Abundance	SIGNALT Grade
Acarina MM	11	6
Mites (Unident.) MM999999	11

Unknown OT	10
Atyidae (Unident.) OT019999	10

Coleoptera QC	19	5
Hydrophilidae (Unident.) QC119999	15

Elmidae (Unident.) QC349999	4

Diptera QD	9	3
Simuliidae (Unident.) QD109999	4

Chironominae (Unident.) QDAJ9999	5
Ephemeroptera QE	15	9
Baetidae (Unident.) QE029999	2
Oniscigastridae (Unident.) QE039999	4
Leptophlebiidae (Unident.) QE069999	6
Caenidae (Unident.) QE089999	3
Hemiptera QH	1	2
Corixidae (Unident.) QH659999	1
Odonata QO	6	3
Megapodagrionidae (Unident.) QO079999	1
Gomphidae (Unident.) QO139999	2
Corduliidae (Unident.) QO169999	2
Libellulidae (Unident.) QO179999	1
Trichoptera QT	31	8
Hydroptilidae (Unident.) QT039999	2
Hydropsychidae (Unident.) QT069999	13
Ecnomidae (Unident.) QT089999	2
Leptoceridae (Unident.) QT259999	14

SIGNALT	4.5
	ORDER
Weighted SIGNALT	5.2