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

Yarra River @ Mac Sparks Oval Warburton YAR0800

Source	Melbourne Water
Latest Sample Date	06-04-2011
Taxa count ORDER	15
Taxa count FAMILY	39
Taxa count ALT	39
Mayflies present?	51
	ORDER	FAMILY	ALT
SIGNAL	3.9	4.9	4.7
Weighted SIGNAL	5.8		5.6

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area	60.93%	50,794,728,466m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	35.02%	29,196,780,921m²
	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, 5.7.2 Roads	2.18%	1,820,079,851m²
	Pastoral Farming	3.2.0 Grazing modified pastures	1.58%	1,313,307,617m²
	Arable Farming	3.3.0 Cropping	0.26%	215,259,444m²
	Unknown	3.6.4 No defined use	0.02%	16,000,702m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.01%	11,000,483m²
	Industrial	5.5.1 Commercial services	0.00%	500,022m²
	Waste Management	5.9.5 Sewage/sewerage	0.00%	250,011m²
Show minor land uses 7
				833,679,075m²

Waterbug sample history

Sampled on 6 April 2011

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Gastropoda KG	3	1
Hydrobiidae (Unident.) KG029999	2
Ancylidae (Unident.) KG069999	1
Bivalvia KP	3	3
Sphaeriidae (Unident.) KP039999	1
Pelecypoda (Unident.) KP999999	2
Oligochaeta LO	5	2
Oligochaeta (Unident.) LO999999	5
Acarina MM	2	6
Mites (Unident.) MM999999	2

Amphipoda OP	3	3
Paramelitidae (Unident.) OP069999	3

Unknown OT	16
Atyidae (Unident.) OT019999	16

Coleoptera QC	18	5
Hydraenidae (Unident.) QC139999	6

Scirtidae (Unident.) QC209999	1

Elmidae (Unident.) QC349999	9

Psephenidae (Unident.) QC379999	2

Diptera QD	25	3
Tipulidae (Unident.) QD019999	2
Dixidae (Unident.) QD069999	4

Simuliidae (Unident.) QD109999	2

Athericidae (Unident.) QD229999	2

Tanypodinae (Unident.) QDAE9999	2
Chironominae (Unident.) QDAJ9999	13
Ephemeroptera QE	51	9
Baetidae (Unident.) QE029999	4
Coloburiscidae (Unident.) QE059999	4
Leptophlebiidae (Unident.) QE069999	43
Hemiptera QH	32	2
Veliidae (Unident.) QH569999	30
Corixidae (Unident.) QH659999	2
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Odonata QO	6	3
Megapodagrionidae (Unident.) QO079999	3
Telephlebiidae (Unident.) QO219999	2
Synthemistidae (Unident.) QO239999	1
Plecoptera QP	8	10
Gripopterygidae (Unident.) QP039999	5
Notonemouridae (Unident.) QP049999	3
Trichoptera QT	74	8
Hydrobiosidae (Unident.) QT019999	14
Glossosomatidae (Unident.) QT029999	7
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	3
Ecnomidae (Unident.) QT089999	1
Conoesucidae (Unident.) QT159999	3
Calocidae (Unident.) QT189999	1
Calamoceratidae (Unident.) QT249999	12
Leptoceridae (Unident.) QT259999	32

SIGNALT	3.9
	ORDER
Weighted SIGNALT	4.4

Sampled on 27 October 2010

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Unknown OT	6
Atyidae (Unident.) OT019999	6

Coleoptera QC	2	5
Hydraenidae (Unident.) QC139999	1

Scirtidae (Unident.) QC209999	1

Diptera QD	40	3
Tipulidae (Unident.) QD019999	1
Ceratopogonidae (Unident.) QD099999	4

Simuliidae (Unident.) QD109999	1

Empididae (Unident.) QD359999	1
Tanypodinae (Unident.) QDAE9999	4
Orthocladiinae (Unident.) QDAF9999	26
Chironominae (Unident.) QDAJ9999	3
Ephemeroptera QE	40	9
Baetidae (Unident.) QE029999	22
Leptophlebiidae (Unident.) QE069999	18
Hemiptera QH	12	2
Veliidae (Unident.) QH569999	2
Corixidae (Unident.) QH659999	10
Plecoptera QP	17	10
Gripopterygidae (Unident.) QP039999	17
Trichoptera QT	45	8
Hydrobiosidae (Unident.) QT019999	2
Glossosomatidae (Unident.) QT029999	1
Conoesucidae (Unident.) QT159999	5
Calamoceratidae (Unident.) QT249999	8
Leptoceridae (Unident.) QT259999	29

SIGNALT	4.9
	ORDER
Weighted SIGNALT	5.4

Sampled on 6 November 2009

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	15	2
Oligochaeta (Unident.) LO999999	15
Unknown OT	16
Atyidae (Unident.) OT019999	16

Coleoptera QC	15	5
Elmidae (Unident.) QC349999	11

Psephenidae (Unident.) QC379999	4

Diptera QD	28	3
Tipulidae (Unident.) QD019999	6
Simuliidae (Unident.) QD109999	3

Tanypodinae (Unident.) QDAE9999	7
Orthocladiinae (Unident.) QDAF9999	12
Ephemeroptera QE	58	9
Nesamelitidae (Unident.) QE019999	1
Baetidae (Unident.) QE029999	10
Oniscigastridae (Unident.) QE039999	4
Coloburiscidae (Unident.) QE059999	12
Leptophlebiidae (Unident.) QE069999	31
Hemiptera QH	18	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	1
Corixidae (Unident.) QH659999	15
Odonata QO	7	3
Synlestidae (Unident.) QO089999	3
Telephlebiidae (Unident.) QO219999	2
Synthemistidae (Unident.) QO239999	2
Plecoptera QP	20	10
Gripopterygidae (Unident.) QP039999	20
Trichoptera QT	58	8
Hydrobiosidae (Unident.) QT019999	6
Hydropsychidae (Unident.) QT069999	13
Ecnomidae (Unident.) QT089999	7
Conoesucidae (Unident.) QT159999	7
Calamoceratidae (Unident.) QT249999	10
Leptoceridae (Unident.) QT259999	15

SIGNALT	4.7
	ORDER
Weighted SIGNALT	4.9

Sampled on 7 April 2009

Taxa	Abundance	SIGNALT Grade
Bivalvia KP	1	3
Pelecypoda (Unident.) KP999999	1
Oligochaeta LO	13	2
Oligochaeta (Unident.) LO999999	13
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OT	28
Atyidae (Unident.) OT019999	28

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	22	5
Dytiscidae (Unident.) QC099999	7
Elmidae (Unident.) QC349999	7

Psephenidae (Unident.) QC379999	8

Diptera QD	20	3
Simuliidae (Unident.) QD109999	1

Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	4
Chironominae (Unident.) QDAJ9999	10
Ephemeroptera QE	36	9
Baetidae (Unident.) QE029999	11
Coloburiscidae (Unident.) QE059999	11
Leptophlebiidae (Unident.) QE069999	14
Hemiptera QH	25	2
Corixidae (Unident.) QH659999	25
Odonata QO	8	3
Synthemistidae (Unident.) QO239999	8
Plecoptera QP	2	10
Austroperlidae (Unident.) QP029999	1
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	65	8
Hydrobiosidae (Unident.) QT019999	7
Hydropsychidae (Unident.) QT069999	23
Polycentropodidae (Unident.) QT079999	1
Ecnomidae (Unident.) QT089999	3
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	30

SIGNALT	4.2
	ORDER
Weighted SIGNALT	4.2