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

d/s Gorge Weir 3467

Source	Australian Water Quality Centre
Latest Sample Date	22-05-1997
Taxa count ORDER	18
Taxa count FAMILY	36
Taxa count ALT	59
Mayflies present?	9
	ORDER	FAMILY	ALT
SIGNAL	2.8	3	2.5
Weighted SIGNAL	3.2	3	3.4

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.3 Pasture legumes, 3.2.4 Pasture legume/grass mixtures, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures, 4.2.2 Irrigated pasture legumes, 4.2.3 Irrigated legume/grass mixtures, 4.2.4 Irrigated sown grasses	47.67%	16,726,734,291m²
	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, 5.4.5 Farm buildings/infrastructure, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.5 Research facilities, 5.6.0 Utilities, 5.6.7 Water extraction and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication	13.54%	4,751,427,414m²
	Minimal Use	1.3.0 Other minimal use, 1.3.2 Stock route, 1.3.3 Residual native cover, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation	13.47%	4,726,180,456m²
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.3.3 Hay and silage, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.2 Olives, 3.4.5 Shrub berries and fruits, 3.4.6 Perennial flowers and bulbs, 4.3.1 Irrigated cereals, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.3 Irrigated tree nuts, 4.4.4 Irrigated vine fruits, 4.4.5 Irrigated shrub berries and fruits, 4.4.6 Irrigated perennial flowers and bulbs, 4.4.8 Irrigated citrus, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture, 4.5.2 Irrigated seasonal flowers and bulbs, 4.5.3 Irrigated seasonal vegetables and herbs	8.25%	2,894,651,171m²
	Natural	1.1.4 Natural feature protection, 1.1.6 Protected landscape, 1.1.7 Other conserved area, 1.2.2 Surface water supply, 1.2.4 Landscape	7.44%	2,611,685,270m²
	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, 4.1.1 Irrigated hardwood plantation forestry	4.74%	1,662,299,679m²
	Water	6.1.0 Lake, 6.1.3 Lake - intensive use, 6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.2 Drainage channel/aqueduct, 6.5.0 Marsh/wetland	1.49%	523,686,891m²
	Unknown	3.6.0 Land in transition, 3.6.3 Land under rehabilitation, 3.6.4 No defined use, 4.6.0 Irrigated land in transition, 4.6.1 Degraded irrigated land, 4.6.2 Abandoned irrigated land, 4.6.4 No defined use (irrigation), 4.6.5 Abandoned irrigated perennial horticulture	1.29%	452,695,446m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards, 5.2.5 Aquaculture, 5.2.6 Horse studs, 5.2.7 Saleyards/stockyards	0.73%	256,969,033m²
	Mining	5.8.0 Mining, 5.8.2 Quarries, 5.8.3 Tailings	0.59%	205,475,239m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.2 Food processing factory, 5.3.7 Sawmill, 5.5.1 Commercial services	0.18%	62,242,499m²
	Forestry	3.1.0 Plantation forests	0.17%	60,492,710m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.2 Shadehouses, 5.1.3 Glasshouses	0.06%	21,497,409m²
	Waste Management	5.9.5 Sewage/sewerage	0.02%	6,749,187m²
Show minor land uses 8
				350,910,212m²

Waterbug sample history

Sampled on 24 October 1997

Taxa	Abundance	SIGNALT Grade
Unknown IB	979
Hydra sp.(Unident.) IB010199	979
Turbellaria IF	24	2
Turbellaria (Unident.) IF999999	24
Unknown IH	1
Nemertea (Unident.) IH999999	1
Nematoda II	19	3
Nematoda (Unident.) II999999	19
Gastropoda KG	146	1
Angrobia angasi KG020501	88
Ferrissia petterdi KG060101	3
Glyptophysa aliciae KG070201	1
Glyptophysa sp.(Unident.) KG070299	51
Unknown KG0702A2	1
Physa acuta KG080101	2
Bivalvia KP	12	3
Sphaeriidae (Unident.) KP039999	12
Hirudinea LH	3	1
Glossiphoniidae (Unident.) LH019999	3
Oligochaeta LO	959	2
Nais sp.(Unident.) LO050199	1
Chaetogaster sp.(Unident.) LO050799	1
Oligochaeta (Unident.) LO999999	957
Acarina MM	6	6
Oribatida (Unident.) MM9999A1	6

Amphipoda OP	54	3
Austrochiltonia australis OP020101	54

Unknown QA	6
Hypogastruridae (Unident.) QA049999	1
Isotomidae (Unident.) QA069999	5
Coleoptera QC	11	5
Antiporus sp.(Unident.)(Larva) QC09169I	3

Sternopriscus sp.(Unident.)(Larva) QC09189I	6

Platynectes decempunctatus (L) QC09220A	2

Diptera QD	765	3
Bezzia sp.(Unident.) QD090499	62

Culicoides sp.(Unident.) QD090899	6

Forcipomyia sp.(Unident.) QD092899	22

Dasyhelea sp.(Unident.) QD092999	6

Ceratopogonidae (Unident.) (Pupa) QD09999I	4

Simulium ornatipes QD100202	1

Procladius sp.(Unident.) QDAE0899	36
Paramerina sp.(Unident.) QDAE1299	2
Parakiefferiella sp.(Unident.) QDAF0399	1
Cricotopus sp.(Unident.) QDAF1599	119
Riethia sp.(Unident.) QDAG0199	106
Cladotanytarsus sp.(Unident.) QDAH0399	14
Tanytarsus sp.(Unident.) QDAH0499	155
Paratanytarsus sp.(Unident.) QDAH0699	95
Chironomus sp.(Unident.) QDAI0499	98

Dicrotendipes conjunctus QDAI0603	1
Dicrotendipes sp.(Unident.) QDAI0699	9
Polypedilum sp.(Unident.) QDAI0899	18
Cryptochironomus sp.(Unident.) QDAI1999	10

Ephemeroptera QE	9	9
Nousia fuscula QE060802	1
Tasmanocoenis tillyardi QE080101	8
Hemiptera QH	81	2
Mesovelia sp.(Unident.) QH520199	6
Sigara sp.(Unident.) QH650299	1
Agraptocorixa sp.(Unident.) QH650399	1
Micronecta annae annae QH650504	7
Micronecta sp.(Unident.) QH650599	65
Anisops sp.(Unident.) QH670499	1
Odonata QO	4	3
Ischnura heterosticta heterosticta QO021002	1
Orthetrum caledonicum QO171601	1
Hemicordulia tau QO300102	1
Hemicorduliidae (Unident.) QO309999	1
Trichoptera QT	20	8
Hellyethira simplex QT030406	15
Ecnomus continentalis QT080402	2
Ecnomus cygnitus QT080405	1
Notalina spira QT250504	1
Triplectides australicus QT251102	1
Unknown VA	1
Unknown VAAAAAAA	1

SIGNALT	2.8
	ORDER
Weighted SIGNALT	2.9

Sampled on 22 May 1997

Taxa	Abundance	SIGNALT Grade
Unknown IB	12
Hydra sp.(Unident.) IB010199	12
Turbellaria IF	4	2
Turbellaria (Unident.) IF999999	4
Nematoda II	10	3
Nematoda (Unident.) II999999	10
Gastropoda KG	64	1
Potamopyrgus antipodarum KG020601	17
Hydrobiidae (Unident.) KG029999	14
Ferrissia sp.(Unident.) KG060199	2
Physa acuta KG080101	31
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	91	2
Branchiura sowerbyi LO041101	1
Tubificidae (Unident.) LO049999	2
Chaetogaster sp.(Unident.) LO050799	1
Naididae (Unident.) LO059999	1
Opisthopora spp. LO989999	1
Oligochaeta (Unident.) LO999999	85
Acarina MM	7	6
Hydrodromidae (Unident.) MM079999	1

Oribatida (Unident.) MM9999A1	6

Amphipoda OP	396	3
Austrochiltonia australis OP020101	396

Unknown OT	2
Paratya australiensis OT010101	2

Unknown QA	179
Hypogastruridae (Unident.) QA049999	178
Entomobryidae (Unident.) QA079999	1
Diptera QD	347	3
Bezzia sp.(Unident.) QD090499	16

Culicoides sp.(Unident.) QD090899	6

Nilobezzia sp.(Unident.) QD092099	2

Dasyhelea sp.(Unident.) QD092999	10

Austrosimulium furiosum QD100102	7

Austrosimulium sp.(Unident.) QD100199	1

Simulium ornatipes QD100202	31

Psychodidae SRV sp.7 QD1299A3	1

Stratiomyidae (Unident.) QD249999	2
Empididae (Unident.) QD359999	2
Muscidae (Unident.) QD899999	2
Procladius sp.(Unident.) QDAE0899	34
Paramerina sp.(Unident.) QDAE1299	11
Thienemanniella sp.(Unident.) QDAF0799	7
Cricotopus sp.(Unident.) QDAF1599	25
Cladotanytarsus sp.(Unident.) QDAH0399	3
Tanytarsus sp.(Unident.) QDAH0499	25
Paratanytarsus sp.(Unident.) QDAH0699	6
Rheotanytarsus sp.(Unident.) QDAH0799	4
Chironomus sp.(Unident.) QDAI0499	138

Dicrotendipes conjunctus QDAI0603	1
Dicrotendipes sp.(Unident.) QDAI0699	4
Polypedilum sp.(Unident.) QDAI0899	9
Ephemeroptera QE	60	9
Cloeon fluviatile QE020201	38
Tasmanocoenis tillyardi QE080101	22
Hemiptera QH	47	2
Microvelia sp.(Unident.) QH560199	1
Sigara truncatipala QH650204	1
Agraptocorixa eurynome QH650301	1
Agraptocorixa sp.(Unident.) QH650399	1
Micronecta annae annae QH650504	17
Micronecta sp.(Unident.) QH650599	25
Anisops hackeri QH670405	1
Odonata QO	3	3
Diplacodes bipunctata QO170701	1
Orthetrum caledonicum QO171601	1
Hemicordulia tau QO300102	1
Trichoptera QT	91	8
Taschorema complex QT0113A3	1
Hydrobiosidae (Unident.) QT019999	21
Hellyethira malleoforma QT030404	1
Hellyethira simplex QT030406	7
Hellyethira sp.(Unident.) QT030499	14
Cheumatopsyche sp.AV2 QT0605A2	44
Lingora aurata QT150501	1
Triplectides sp.(Unident.) QT251199	1
Leptoceridae (Unident.) QT259999	1
Unknown VF	1
Unknown VF000099	1

SIGNALT	2.7
	ORDER
Weighted SIGNALT	3.1