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

LEIGH RIVER (YARROWEE RIVER) AT GUNDIES CROSSING 3324

Source	EPA Victoria
Latest Sample Date	13-05-2008
Taxa count ORDER	10
Taxa count FAMILY	13
Taxa count ALT	14
Mayflies present?	30
	ORDER	FAMILY	ALT
SIGNAL	3.5	4.3	4.1
Weighted SIGNAL	6.3	5	5.1

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	39.74%	27,435,572,903m²
	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, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	32.71%	22,578,984,690m²
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.3.4 Oilseeds, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs	7.19%	4,961,350,902m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	7.10%	4,901,343,634m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	6.39%	4,408,533,947m²
	Natural	1.1.1 Strict nature reserves, 1.1.4 Natural feature protection, 1.1.7 Other conserved area	3.93%	2,715,578,902m²
	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	1.18%	817,599,025m²
	Minimal Use	1.3.0 Other minimal use	0.74%	513,562,201m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.56%	386,296,787m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.29%	198,774,075m²
	Water	6.1.0 Lake, 6.2.1 Reservoir, 6.4.0 Channel/aqueduct	0.11%	74,258,994m²
	Waste Management	5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.05%	31,503,816m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.01%	8,501,030m²
	Intensive Pastoral Farming	5.2.3 Poultry farms	0.01%	4,000,485m²
Show minor land uses 8
				690,358,614m²

Waterbug sample history

Sampled on 13 May 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Gastropoda KG	1	1
Hydrobiidae (Unident.) KG029999	1
Bivalvia KP	6	3
Corbiculidae (Unident.) KP029999	6
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Amphipoda OP	90	3
Ceinidae (Unident.) OP029999	90

Unknown OT	4
Atyidae (Unident.) OT019999	4

Coleoptera QC	34	5
Elmidae (Unident.) QC349999	11

Elmidae (Unident.)(Larvae) QC34999I	9

Psephenidae (Unident.) QC379999	14

Diptera QD	1	3
Chironominae (Unident.) QDAJ9999	1
Ephemeroptera QE	30	9
Baetidae (Unident.) QE029999	30
Trichoptera QT	16	8
Hydrobiosidae (Unident.) QT019999	3
Hydropsychidae (Unident.) QT069999	12
Ecnomidae (Unident.) QT089999	1

SIGNALT	3.5
	ORDER
Weighted SIGNALT	4.8

Sampled on 11 March 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	4	2
Dugesiidae (Unident.) IF619999	4
Bivalvia KP	16	3
Corbiculidae (Unident.) KP029999	8
Sphaeriidae (Unident.) KP039999	8
Hirudinea LH	2	1
Glossiphoniidae (Unident.) LH019999	2
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Amphipoda OP	84	3
Ceinidae (Unident.) OP029999	81

Amphipoda (Unident.) OP999999	3

Unknown OT	6
Atyidae (Unident.) OT019999	6

Coleoptera QC	68	5
Elmidae (Unident.) QC349999	23

Elmidae (Unident.)(Larvae) QC34999I	23

Psephenidae (Unident.) QC379999	22

Diptera QD	16	3
Simuliidae (Unident.) QD109999	3

Orthocladiinae (Unident.) QDAF9999	11
Chironominae (Unident.) QDAJ9999	1
Chironomidae (Unident.) (Pupa) QDAZ999I	1
Ephemeroptera QE	27	9
Baetidae (Unident.) QE029999	27
Hemiptera QH	3	2
Microvelia peramoena QH560103	1
Corixidae (Unident.) QH659999	2
Odonata QO	3	3
Telephlebiidae (Unident.) QO219999	3
Trichoptera QT	50	8
Hydrobiosidae (Unident.) QT019999	13
Hydrobiosidae (Unident.) (Pupa) QT01999I	2
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	30
Hydropsychidae (Unident.) (Pupa) QT06999I	3
Conoesucidae (Unident.) QT159999	1

SIGNALT	3.4
	ORDER
Weighted SIGNALT	4.3

Sampled on 18 October 2007

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	3	1
Hydrobiidae (Unident.) KG029999	2
Ancylidae (Unident.) KG069999	1
Bivalvia KP	9	3
Corbiculidae (Unident.) KP029999	4
Sphaeriidae (Unident.) KP039999	5
Hirudinea LH	2	1
Glossiphoniidae (Unident.) LH019999	2
Oligochaeta LO	10	2
Oligochaeta (Unident.) LO999999	10
Amphipoda OP	69	3
Ceinidae (Unident.) OP029999	69

Unknown OT	4
Atyidae (Unident.) OT019999	4

Coleoptera QC	41	5
Elmidae (Unident.) QC349999	30

Elmidae (Unident.)(Larvae) QC34999I	7

Psephenidae (Unident.) QC379999	4

Diptera QD	32	3
Tipulidae (Unident.) QD019999	2
Simuliidae (Unident.) QD109999	4

Orthocladiinae (Unident.) QDAF9999	25
Chironominae (Unident.) QDAJ9999	1
Ephemeroptera QE	31	9
Baetidae (Unident.) QE029999	30
Caenidae (Unident.) QE089999	1
Trichoptera QT	49	8
Hydrobiosidae (Unident.) QT019999	17
Hydropsychidae (Unident.) QT069999	30
Conoesucidae (Unident.) QT159999	2

SIGNALT	3.5
	ORDER
Weighted SIGNALT	4.4

Sampled on 20 October 1997

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	4	2
Dugesiidae (Unident.) IF619999	4
Nematomorpha IJ	1	6
Gordiidae (Unident.) IJ019999	1
Gastropoda KG	1	1
Hydrobiidae (Unident.) KG029999	1
Bivalvia KP	8	3
Corbiculidae (Unident.) KP029999	8
Oligochaeta LO	26	2
Oligochaeta (Unident.) LO999999	26
Amphipoda OP	57	3
Ceinidae (Unident.) OP029999	57

Coleoptera QC	114	5
Elmidae (Unident.) QC349999	60

Psephenidae (Unident.) QC379999	54

Diptera QD	78	3
Tipulidae (Unident.) QD019999	2
Simuliidae (Unident.) QD109999	10

Orthocladiinae (Unident.) QDAF9999	64
Chironomidae (Unident.) (Pupa) QDAZ999I	2
Ephemeroptera QE	6	9
Baetidae (Unident.) QE029999	1
Caenidae (Unident.) QE089999	5
Odonata QO	2	3
Telephlebiidae (Unident.) QO219999	2
Plecoptera QP	3	10
Gripopterygidae (Unident.) QP039999	3
Trichoptera QT	26	8
Hydrobiosidae (Unident.) QT019999	2
Hydropsychidae (Unident.) QT069999	21
Hydropsychidae (Unident.) (Pupa) QT06999I	1
Ecnomidae (Unident.) QT089999	2

SIGNALT	4.6
	ORDER
Weighted SIGNALT	4.6

Sampled on 21 April 1997

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	1	1
Hydrobiidae (Unident.) KG029999	1
Bivalvia KP	9	3
Sphaeriidae (Unident.) KP039999	9
Amphipoda OP	51	3
Ceinidae (Unident.) OP029999	51

Unknown OT	8
Atyidae (Unident.) OT019999	8

Coleoptera QC	13	5
Elmidae (Unident.) QC349999	7

Psephenidae (Unident.) QC379999	6

Diptera QD	101	3
Orthocladiinae (Unident.) QDAF9999	98
Chironominae (Unident.) QDAJ9999	1
Chironomidae (Unident.) (Pupa) QDAZ999I	2
Ephemeroptera QE	30	9
Baetidae (Unident.) QE029999	29
Caenidae (Unident.) QE089999	1
Hemiptera QH	1	2
Corixidae (Unident.) QH659999	1
Trichoptera QT	17	8
Hydrobiosidae (Unident.) QT019999	10
Hydropsychidae (Unident.) QT069999	7

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.5