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

BARWON RIVER (UPPER) AT POLLOCKSFORD BR 20KM U/S GEELONG 3369

Source	EPA Victoria
Latest Sample Date	16-10-2006
Taxa count ORDER	10
Taxa count FAMILY	16
Taxa count ALT	17
Mayflies present?	11
	ORDER	FAMILY	ALT
SIGNAL	4.3	4.9	4.4
Weighted SIGNAL	5.9	5	5.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	53.83%	182,005,379,741m²
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.3.4 Oilseeds, 3.3.8 Pulses, 3.4.3 Tree nuts, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs	18.35%	62,030,049,828m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 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, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	11.59%	39,188,689,422m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area	9.70%	32,781,408,452m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	2.56%	8,655,041,835m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	1.68%	5,684,777,478m²
	Water	6.1.0 Lake, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.4.0 Channel/aqueduct, 6.4.1 Supply channel/aqueduct	0.80%	2,699,013,046m²
	Intensive Pastoral Farming	5.2.3 Poultry farms, 5.2.4 Piggeries	0.79%	2,666,512,889m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.3 Major industrial complex, 5.3.7 Sawmill, 5.5.1 Commercial services	0.29%	980,004,737m²
	Minimal Use	1.3.0 Other minimal use	0.18%	612,752,962m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.11%	386,251,867m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.07%	246,501,191m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.05%	168,500,814m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.00%	8,500,041m²
Show minor land uses 10
				3,381,133,843m²

Waterbug sample history

Sampled on 16 October 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	1	1
Physidae (Unident.) KG089999	1
Amphipoda OP	42	3
Ceinidae (Unident.) OP029999	42

Isopoda OR	2	2
Sphaeromatidae (Unident.) OR139999	2
Unknown OT	20
Atyidae (Unident.) OT019999	20

Coleoptera QC	16	5
Elmidae (Unident.) QC349999	4

Elmidae (Unident.)(Larvae) QC34999I	8

Psephenidae (Unident.) QC379999	4

Diptera QD	7	3
Simuliidae (Unident.) QD109999	2

Orthocladiinae (Unident.) QDAF9999	3
Chironominae (Unident.) QDAJ9999	2
Ephemeroptera QE	11	9
Baetidae (Unident.) QE029999	10
Caenidae (Unident.) QE089999	1
Hemiptera QH	2	2
Corixidae (Unident.) QH659999	2
Plecoptera QP	6	10
Gripopterygidae (Unident.) QP039999	6
Trichoptera QT	8	8
Hydrobiosidae (Unident.) QT019999	2
Hydropsychidae (Unident.) QT069999	5
Helicopsychidae (Unident.) QT179999	1

SIGNALT	4.3
	ORDER
Weighted SIGNALT	4.8

Sampled on 16 March 1993

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	59	1
Hydrobiidae (Unident.) KG029999	46
Gastropoda (Unident.) KG999999	13
Bivalvia KP	7	3
Corbiculina australis KP020101	7
Oligochaeta LO	12	2
Oligochaeta (Unident.) LO999999	12
Unknown LP	3
Boccardia limnicola LP030101	3
Acarina MM	2	6
Mites (Unident.) MM999999	2

Amphipoda OP	33	3
Amphipoda (Unident.) OP999999	12

cf Megamphopus SRV sp.1 OP9999A3	21

Isopoda OR	26	2
Cymodetta sp.(Unident.) OR130199	26
Unknown OX	1
Amarinus lacustris OX010101	1

Coleoptera QC	43	5
Austrolimnius sp.(Unident.) QC340199	10

Austrolimnius sp.(Unident.)(Larva) QC34019I	2

Simsonia longipes (Larva) QC34020H	4

Simsonia sp.(Unident.) QC340299	8

Simsonia sp.L2E(A) QC3402B2	4

Notriolus victoriae QC340316	2

Elmidae (Unident.) QC349999	4

Unknown QC37010D	9
Diptera QD	97	3
Austrosimulium furiosum QD100102	1

Simulium ornatipes QD100202	11

Simulium sp.(Unident.) QD100299	5

Thienemanniella sp.(Unident.) QDAF0799	2
Cardiocladius sp.(Unident.) QDAF1499	2
Cricotopus sp.(Unident.) QDAF1599	58
Botryocladius sp.(Unident.) QDAF3599	13
Chironomini (Unident.) QDAI9999	1
Chironomidae (Unident.)(Larva) QDAZ9999	4
Ephemeroptera QE	2	9
Baetidae MV/EPA sp.5 QE0201A5	2
Trichoptera QT	72	8
Ulmerochorema stigma QT011407	2
Hydrobiosidae (Unident.) QT019999	1
Asmicridea sp.AV1 QT0602A1	36
Cheumatopsyche deani QT060507	14
Cheumatopsyche sp.(Unident.) QT060599	9
Cheumatopsyche sp.AV2 QT0605A2	1
Hydropsychidae (Unident.) QT069999	9

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.4

Sampled on 25 October 1991

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	37	1
Hydrobiidae (Unident.) KG029999	34
Physa acuta KG080101	1
Gastropoda (Unident.) KG999999	2
Bivalvia KP	1	3
Corbiculina australis KP020101	1
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Isopoda OR	13	2
Cymodetta sp.(Unident.) OR130199	13
Unknown OX	4
Amarinus lacustris OX010101	4

Coleoptera QC	7	5
Simsonia sp.(Unident.) QC340299	4

Simsonia sp.L2E(A) QC3402B2	2

Unknown QC37010D	1
Diptera QD	5	3
Cardiocladius sp.(Unident.) QDAF1499	1
Botryocladius sp.(Unident.) QDAF3599	4
Plecoptera QP	1	10
Dinotoperla serricauda QP030207	1
Trichoptera QT	8	8
Cheumatopsyche deani QT060507	8

SIGNALT	3.8
	ORDER
Weighted SIGNALT	3.3

Sampled on 5 March 1991

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	11	2
Dugesiidae (Unident.) IF619999	11
Gastropoda KG	65	1
Hydrobiidae (Unident.) KG029999	48
Gyraulus tasmanicus KG070702	2
Gyraulus meridionalis KG070703	1
Gastropoda (Unident.) KG999999	14
Bivalvia KP	2	3
Corbiculina australis KP020101	2
Hirudinea LH	2	1
Glossiphoniidae (Unident.) LH019999	2
Oligochaeta LO	8	2
Oligochaeta (Unident.) LO999999	8
Amphipoda OP	174	3
cf Megamphopus SRV sp.1 OP9999A3	174

Isopoda OR	37	2
Cymodetta sp.(Unident.) OR130199	37
Unknown OX	3
Amarinus lacustris OX010101	3

Coleoptera QC	45	5
Austrolimnius diemensis QC340116	10

Austrolimnius sp.(Unident.) QC340199	2

Simsonia tonnoiri (Larva) QC34021Z	6

Simsonia sp.(Unident.) QC340299	8

Simsonia sp.(Unident.)(Larva) QC34029I	5

Unknown QC37010D	14
Diptera QD	74	3
Simulium ornatipes QD100202	5

Thienemanniella sp.(Unident.) QDAF0799	25
Cricotopus sp.(Unident.) QDAF1599	30
Botryocladius sp.(Unident.) QDAF3599	10
Cladotanytarsus sp.(Unident.) QDAH0399	3
Rheotanytarsus sp.(Unident.) QDAH0799	1
Ephemeroptera QE	98	9
Baetidae MV/EPA sp.5 QE0201A5	62
Baetidae (Unident.) QE029999	36
Hemiptera QH	2	2
Micronecta sp.(Unident.) QH650599	2
Trichoptera QT	243	8
Ethochorema hesperium QT010502	1
Ulmerochorema stigma QT011407	9
Hydroptilidae (Unident.) QT039999	2
Asmicridea sp.AV1 QT0602A1	1
Cheumatopsyche deani QT060507	196
Cheumatopsyche sp.AV2 QT0605A2	2
Cheumatopsyche sp.AV5 QT0605A5	3
Hydropsychidae (Unident.) QT069999	25
Hydropsychidae (Unident.) (Pupa) QT06999I	1
Notalina spira QT250504	3

SIGNALT	3.2
	ORDER
Weighted SIGNALT	3.7

Sampled on 9 November 1990

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Dugesiidae (Unident.) IF619999	2
Gastropoda KG	24	1
Hydrobiidae (Unident.) KG029999	24
Bivalvia KP	4	3
Corbiculina australis KP020101	4
Amphipoda OP	30	3
Austrochiltonia sp.(Unident.) OP020199	3

cf Megamphopus SRV sp.1 OP9999A3	27

Isopoda OR	3	2
Cymodetta sp.(Unident.) OR130199	3
Unknown OX	2
Amarinus lacustris OX010101	2

Coleoptera QC	30	5
Austrolimnius diemensis QC340116	6

Austrolimnius troilus QC340147	2

Austrolimnius sp.(Unident.) QC340199	2

Austrolimnius sp.L10E QC3401C2	1

Simsonia brooksi (Larva) QC34020C	2

Simsonia sp.(Unident.) QC340299	16

Simsonia sp.L2E QC3402B1	1

Diptera QD	47	3
Simuliidae (Unident.) QD109999	1

Cricotopus sp.(Unident.) QDAF1599	43
Botryocladius sp.(Unident.) QDAF3599	3
Odonata QO	2	3
Austroaeschna unicornis unicornis QO210308	2
Trichoptera QT	25	8
Asmicridea sp.AV1 QT0602A1	1
Cheumatopsyche deani QT060507	23
Notalina spira QT250504	1

SIGNALT	3.0
	ORDER
Weighted SIGNALT	3.6

Sampled on 15 May 1990

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	16	1
Hydrobiidae (Unident.) KG029999	7
Ferrissia petterdi KG060101	1
Gastropoda (Unident.) KG999999	8
Bivalvia KP	6	3
Corbiculina australis KP020101	6
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Amphipoda OP	6	3
cf Megamphopus SRV sp.1 OP9999A3	6

Isopoda OR	6	2
Cymodetta sp.(Unident.) OR130199	6
Unknown OT	4
Paratya australiensis OT010101	4

Coleoptera QC	12	5
Austrolimnius sp.L10E QC3401C2	1

Simsonia sp.L2E QC3402B1	2

Unknown QC37010D	9
Diptera QD	57	3
Simulium ornatipes QD100202	3

Muscidae (Unident.) (Pupa) QD89999I	1
Parakiefferiella sp.(Unident.) QDAF0399	1
Thienemanniella sp.(Unident.) QDAF0799	2
Cricotopus sp.(Unident.) QDAF1599	41
Botryocladius sp.(Unident.) QDAF3599	9
Ephemeroptera QE	88	9
Baetidae MV/EPA sp.5 QE0201A5	79
Baetidae (Unident.) QE029999	9
Trichoptera QT	48	8
Ulmerochorema sp.(Unident.) QT011499	1
Cheumatopsyche deani QT060507	34
Cheumatopsyche sp.AV5 QT0605A5	8
Ecnomus pansus QT080401	2
Notalina spira QT250504	2
Notalina sp.(Unident.) QT250599	1

SIGNALT	3.6
	ORDER
Weighted SIGNALT	4.2