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

Barwon River @ Batavia 60283

Source	Office of Environment and Heritage
Latest Sample Date	28-05-2007
Taxa count ORDER	9
Taxa count FAMILY	15
Taxa count ALT	15
Mayflies present?	5
	ORDER	FAMILY	ALT
SIGNAL	2.8	2.9	2.5
Weighted SIGNAL	2.1		4

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.0 Other minimal use, 1.3.2 Stock route, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	67.66%	1,596,046,453,197m²
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.3.3 Hay and silage, 3.3.4 Oilseeds, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.3 Tree nuts, 3.5.0 Seasonal horticulture, 4.3.0 Irrigated cropping, 4.3.4 Irrigated oilseeds, 4.3.6 Irrigated cotton, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture	9.87%	232,812,039,762m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	9.37%	220,978,601,277m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.1 Biodiversity, 1.2.4 Landscape	5.87%	138,432,530,380m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	4.48%	105,735,700,349m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.4.4 Remote communities, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.4 Defence facilities - urban, 5.6.0 Utilities, 5.6.1 Fuel powered electricity generation, 5.6.3 Wind electricity generation, 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	1.10%	25,909,115,315m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.2.3 Evaporation basin, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct, 6.4.2 Drainage channel/aqueduct, 6.5.0 Marsh/wetland	0.98%	23,207,129,361m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry, 3.1.3 Other forest plantation, 3.1.4 Environmental forest plantation	0.11%	2,607,986,443m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	0.06%	1,390,492,772m²
	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, 5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	0.04%	911,495,262m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.4 Bulk grain storage, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.04%	878,995,431m²
	Unknown	3.6.0 Land in transition, 3.6.5 Abandoned perennial horticulture, 4.6.5 Abandoned irrigated perennial horticulture, 5.8.4 Extractive industry not in use	0.01%	334,498,261m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.1 Effluent pond, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.01%	266,498,615m²
	Intensive Arable Farming	5.1.0 Intensive horticulture, 5.1.1 Production nurseries, 5.1.2 Shadehouses	0.00%	10,999,943m²
Show minor land uses 9
				23,587,909,882m²

Waterbug sample history

Sampled on 28 May 2007

Taxa	Abundance	SIGNALT Grade
Unknown MA	1
Araneae (Unident.) MA999999	1
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Isopoda OR	16	2
Corallanidae OR099999	16
Unknown OT	21
Atyidae (Unident.) OT019999	8

Palaemonidae (Unident.) OT029999	13

Diptera QD	11	3
Ceratopogonidae (Unident.) QD099999	10

Chironominae (Unident.) QDAJ9999	1
Ephemeroptera QE	5	9
Baetidae (Unident.) QE029999	4
Caenidae (Unident.) QE089999	1
Hemiptera QH	49	2
Gerridae (Unident.) QH579999	8
Corixidae (Unident.) QH659999	40
Naucoridae (Unident.) QH669999	1
Odonata QO	2	3
Isostictidae (Unident.) QO039999	1
Gomphidae (Unident.) QO139999	1

SIGNALT	2.8
	ORDER
Weighted SIGNALT	2.4

Sampled on 5 May 2005

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	7	1
Ancylidae (Unident.) KG069999	7
Acarina MM	2	6
Mites (Unident.) MM999999	2

Isopoda OR	29	2
Corallanidae OR099999	27
Oniscidae sp.(Unident.) OR259999	2

Unknown OT	45
Atyidae (Unident.) OT019999	18

Palaemonidae (Unident.) OT029999	27

Coleoptera QC	35	5
Carabidae (Unident.) QC059999	1
Hydrophilidae (Unident.) QC119999	27

Hydraenidae (Unident.) QC139999	1

Staphylinidae (Unident.) QC189999	4
Elmidae (Unident.) QC349999	1

Brentidae (Unident.) QCAM9999	1
Diptera QD	29	3
Ceratopogonidae (Unident.) QD099999	8

Tabanidae (Unident.) QD239999	3
Tanypodinae (Unident.) QDAE9999	3
Chironominae (Unident.) QDAJ9999	15
Ephemeroptera QE	5	9
Baetidae (Unident.) QE029999	3
Leptophlebiidae (Unident.) QE069999	1
Caenidae (Unident.) QE089999	1
Hemiptera QH	49	2
Hydrometridae (Unident.) QH549999	1
Veliidae (Unident.) QH569999	3
Gerridae (Unident.) QH579999	19
Corixidae (Unident.) QH659999	19
Notonectidae (Unident.) QH679999	7
Odonata QO	10	3
Coenagrionidae (Unident.) QO029999	3
Isostictidae (Unident.) QO039999	2
Protoneuridae (Unident.) QO049999	5
Trichoptera QT	9	8
Ecnomidae (Unident.) QT089999	6
Leptoceridae (Unident.) QT259999	3

SIGNALT	3.9
	ORDER
Weighted SIGNALT	3.2