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

Bland Ck @ Williams Crossing Bridge LACH570

Source	Office of Environment and Heritage
Latest Sample Date	04-11-1999
Taxa count ORDER	6
Taxa count FAMILY	11
Taxa count ALT	11
Mayflies present?	17
	ORDER	FAMILY	ALT
SIGNAL	4.7	4.6	3
Weighted SIGNAL	5.4		4.9

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.5.0 Seasonal horticulture, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.9 Irrigated grapes, 4.5.3 Irrigated seasonal vegetables and herbs	74.72%	382,395,144,609m²
	Minimal Use	1.3.0 Other minimal use, 2.1.0 Grazing native vegetation	13.85%	70,882,332,898m²
	Pastoral Farming	3.2.0 Grazing modified pastures	5.56%	28,447,733,939m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 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, 5.6.5 Electricity substations and transmission, 5.6.7 Water extraction and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways	1.94%	9,924,331,612m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection, 1.2.1 Biodiversity	1.94%	9,904,331,448m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.5.0 Marsh/wetland	1.13%	5,765,297,411m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	0.66%	3,352,527,569m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.4 Bulk grain storage, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.09%	462,753,805m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.2 Feedlots, 5.2.3 Poultry farms, 5.2.4 Piggeries, 5.2.5 Aquaculture, 5.2.7 Saleyards/stockyards	0.04%	220,001,809m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	0.04%	198,001,628m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.1 Effluent pond, 5.9.2 Landfill, 5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.02%	99,250,816m²
	Unknown	3.6.0 Land in transition, 3.6.5 Abandoned perennial horticulture	0.02%	88,500,728m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.00%	7,000,058m²
	Forestry Plantation	3.1.4 Environmental forest plantation	0.00%	3,500,029m²
Show minor land uses 11
				5,117,507,084m²

Waterbug sample history

Sampled on 4 November 1999

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	2	1
Ancylidae (Unident.) KG069999	1
Physidae (Unident.) KG089999	1
Coleoptera QC	6	5
Dytiscidae (Unident.) QC099999	1
Hydraenidae (Unident.) QC139999	4

Scirtidae (Unident.) QC209999	1

Diptera QD	15	3
Tanypodinae (Unident.) QDAE9999	1
Chironominae (Unident.) QDAJ9999	14
Ephemeroptera QE	17	9
Baetidae (Unident.) QE029999	3
Caenidae (Unident.) QE089999	14
Hemiptera QH	99	2
Corixidae (Unident.) QH659999	99
Trichoptera QT	17	8
Leptoceridae (Unident.) QT259999	17

SIGNALT	4.7
	ORDER
Weighted SIGNALT	5.0

Sampled on 27 June 1999

Taxa	Abundance	SIGNALT Grade
Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	6	5
Dytiscidae (Unident.) QC099999	2
Hydraenidae (Unident.) QC139999	3

Scirtidae (Unident.) QC209999	1

Diptera QD	6	3
Chironominae (Unident.) QDAJ9999	6
Ephemeroptera QE	9	9
Caenidae (Unident.) QE089999	9
Hemiptera QH	102	2
Veliidae (Unident.) QH569999	3
Corixidae (Unident.) QH659999	99
Trichoptera QT	2	8
Leptoceridae (Unident.) QT259999	2

SIGNALT	4.5
	ORDER
Weighted SIGNALT	4.3

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