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

Yarra at Fitzssimmons lane YAR2750

Source	Melbourne Water
Latest Sample Date	16-05-2013
Taxa count ORDER	12
Taxa count FAMILY	24
Taxa count ALT	24
Mayflies present?	77
	ORDER	FAMILY	ALT
SIGNAL	3.8	3.8	2.7
Weighted SIGNAL	4.1		3.9

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.6 Protected landscape, 1.1.7 Other conserved area	32.72%	90,604,404,792m²
	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, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways, 5.7.5 Navigation and communication	26.05%	72,133,327,100m²
	Pastoral Farming	3.2.0 Grazing modified pastures	16.76%	46,421,316,956m²
	Forestry	2.2.0 Production native forests, 2.2.1 Wood production forestry, 3.1.0 Plantation forests	15.93%	44,121,338,412m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.5 Shrub berries and fruits, 3.4.6 Perennial flowers and bulbs, 3.4.9 Grapes, 3.5.3 Seasonal vegetables and herbs	6.50%	17,988,332,195m²
	Unknown	3.6.4 No defined use, 5.8.4 Extractive industry not in use	0.71%	1,952,481,786m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	0.52%	1,444,736,523m²
	Water	6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.1 Supply channel/aqueduct	0.25%	691,243,552m²
	Intensive Arable Farming	5.1.1 Production nurseries, 5.1.3 Glasshouses	0.21%	582,494,566m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.3.2 Food processing factory, 5.3.5 Abattoirs, 5.3.7 Sawmill, 5.5.1 Commercial services	0.13%	355,246,686m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.09%	252,247,647m²
	Intensive Pastoral Farming	5.2.3 Poultry farms, 5.2.4 Piggeries, 5.2.5 Aquaculture, 5.2.6 Horse studs	0.06%	173,498,382m²
	Mining	5.8.2 Quarries	0.06%	163,748,472m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.01%	24,249,774m²
Show minor land uses 9
				2,769,086,668m²

Waterbug sample history

Sampled on 16 May 2013

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	46	1
Lymnaeidae (Unident.) KG059999	22
Ancylidae (Unident.) KG069999	20
Physidae (Unident.) KG089999	2
Planorbidae/Physidae (Unident.) KG9999A2	2
Bivalvia KP	9	3
Corbiculidae (Unident.) KP029999	5
Pelecypoda (Unident.) KP999999	4
Oligochaeta LO	1468	2
Oligochaeta (Unident.) LO999999	1468
Acarina MM	5	6
Mites (Unident.) MM999999	5

Amphipoda OP	33	3
Amphipoda (Unident.) OP999999	33

Unknown OT	106
Atyidae (Unident.) OT019999	106

Coleoptera QC	17	5
Scirtidae (Unident.)(Larva) QC20999I	2

Elmidae (Unident.)(Larvae) QC34999I	15

Diptera QD	1003	3
Ceratopogonidae (Unident.) QD099999	10

Simuliidae (Unident.) QD109999	39

Orthocladiinae (Unident.) QDAF9999	840
Chironominae (Unident.) QDAJ9999	112
Chironomidae (Unident.)(Larva) QDAZ9999	2
Ephemeroptera QE	77	9
Baetidae (Unident.) QE029999	77
Hemiptera QH	249	2
Corixidae (Unident.) QH659999	249
Odonata QO	2	3
Coenagrionidae (Unident.) QO029999	2
Trichoptera QT	152	8
Hydroptilidae (Unident.) QT039999	5
Hydropsychidae (Unident.) QT069999	97
Ecnomidae (Unident.) QT089999	10
Trichoptera (Unident.) QT999999	40

SIGNALT	3.8
	ORDER
Weighted SIGNALT	3.7

Sampled on 17 October 2012

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	559	2
Oligochaeta (Unident.) LO999999	559
Acarina MM	7	6
Mites (Unident.) MM999999	7

Unknown OT	320
Atyidae (Unident.) OT019999	320

Coleoptera QC	20	5
Hydrophilidae (Unident.)(Larva) QC11999I	7

Elmidae (Unident.)(Larvae) QC34999I	13

Diptera QD	1128	3
Tipulidae (Unident.) QD019999	7
Simuliidae (Unident.) QD109999	54

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	446
Chironominae (Unident.) QDAJ9999	573
Chironomidae (Unident.)(Larva) QDAZ9999	47
Ephemeroptera QE	14	9
Baetidae (Unident.) QE029999	13
Oniscigastridae (Unident.) QE039999	1
Hemiptera QH	93	2
Gerridae (Unident.) QH579999	7
Corixidae (Unident.) QH659999	86
Odonata QO	1	3
Telephlebiidae (Unident.) QO219999	1
Trichoptera QT	20	8
Leptoceridae (Unident.) QT259999	20

SIGNALT	4.2
	ORDER
Weighted SIGNALT	4.0

Sampled on 14 March 2012

Taxa	Abundance	SIGNALT Grade
Unknown IB	1
Hydridae (Unident.) IB019999	1
Turbellaria IF	5	2
Dugesiidae (Unident.) IF619999	5
Gastropoda KG	21	1
Lymnaeidae (Unident.) KG059999	1
Ancylidae (Unident.) KG069999	15
Physidae (Unident.) KG089999	2
Planorbidae/Physidae (Unident.) KG9999A2	3
Bivalvia KP	4	3
Corbiculidae (Unident.) KP029999	1
Pelecypoda (Unident.) KP999999	3
Oligochaeta LO	98	2
Oligochaeta (Unident.) LO999999	98
Acarina MM	5	6
Mites (Unident.) MM999999	5

Unknown OT	133
Atyidae (Unident.) OT019999	132

Palaemonidae (Unident.) OT029999	1

Decapoda OZ	32	4
Decapoda (Unident.) OZ999998	32

Coleoptera QC	12	5
Gyrinidae (Unident.) QC109999	6

Scirtidae (Unident.)(Larva) QC20999I	1

Elmidae (Unident.) QC349999	2

Elmidae (Unident.)(Larvae) QC34999I	3

Diptera QD	232	3
Ceratopogonidae (Unident.) QD099999	2

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	142
Chironominae (Unident.) QDAJ9999	86
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	112	9
Baetidae (Unident.) QE029999	110
Caenidae (Unident.) QE089999	2
Hemiptera QH	101	2
Corixidae (Unident.) QH659999	100
Notonectidae (Unident.) QH679999	1
Trichoptera QT	126	8
Hydropsychidae (Unident.) QT069999	83
Ecnomidae (Unident.) QT089999	22
Leptoceridae (Unident.) QT259999	14
Trichoptera (Unident.) QT999999	7

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.7

Sampled on 5 January 2012

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	27	2
Dugesiidae (Unident.) IF619999	27
Gastropoda KG	450	1
Hydrobiidae (Unident.) KG029999	7
Ancylidae (Unident.) KG069999	436
Planorbidae/Physidae (Unident.) KG9999A2	7
Oligochaeta LO	342	2
Oligochaeta (Unident.) LO999999	342
Acarina MM	20	6
Mites (Unident.) MM999999	20

Isopoda OR	7	2
Janiridae (Unident.) OR189999	7

Unknown OT	26
Atyidae (Unident.) OT019999	26

Coleoptera QC	33	5
Elmidae (Unident.) QC349999	13

Elmidae (Unident.)(Larvae) QC34999I	20

Diptera QD	1876	3
Tipulidae (Unident.) QD019999	20
Ceratopogonidae (Unident.) QD099999	14

Simuliidae (Unident.) QD109999	87

Tanypodinae (Unident.) QDAE9999	20
Orthocladiinae (Unident.) QDAF9999	764
Chironominae (Unident.) QDAJ9999	971
Ephemeroptera QE	374	9
Baetidae (Unident.) QE029999	348
Caenidae (Unident.) QE089999	26
Hemiptera QH	20	2
Corixidae (Unident.) QH659999	20
Odonata QO	7	3
Coenagrionidae (Unident.) QO029999	7
Plecoptera QP	7	10
Gripopterygidae (Unident.) QP039999	7
Trichoptera QT	1353	8
Glossosomatidae (Unident.) QT029999	7
Hydroptilidae (Unident.) QT039999	7
Hydropsychidae (Unident.) QT069999	1192
Ecnomidae (Unident.) QT089999	33
Conoesucidae (Unident.) QT159999	7
Leptoceridae (Unident.) QT259999	94
Trichoptera (Unident.) QT999999	13

SIGNALT	4.1
	ORDER
Weighted SIGNALT	4.0

Sampled on 24 March 2011

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	10	2
Dugesiidae (Unident.) IF619999	10
Gastropoda KG	50	1
Ancylidae (Unident.) KG069999	30
Physidae (Unident.) KG089999	10
Planorbidae/Physidae (Unident.) KG9999A2	10
Bivalvia KP	15	3
Pelecypoda (Unident.) KP999999	15
Oligochaeta LO	150	2
Oligochaeta (Unident.) LO999999	150
Unknown OT	80
Atyidae (Unident.) OT019999	80

Coleoptera QC	120	5
Gyrinidae (Unident.) QC109999	30

Gyrinidae (Unident.)(Larva) QC10999I	40

Elmidae (Unident.) QC349999	40

Elmidae (Unident.)(Larvae) QC34999I	10

Diptera QD	3800	3
Tipulidae (Unident.) QD019999	10
Ceratopogonidae (Unident.) QD099999	20

Simuliidae (Unident.) QD109999	415

Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	2670
Chironominae (Unident.) QDAJ9999	630
Chironomidae (Unident.)(Larva) QDAZ9999	50
Ephemeroptera QE	655	9
Baetidae (Unident.) QE029999	610
Caenidae (Unident.) QE089999	45
Hemiptera QH	135	2
Veliidae (Unident.) QH569999	10
Corixidae (Unident.) QH659999	125
Trichoptera QT	825	8
Hydrobiosidae (Unident.) QT019999	30
Hydropsychidae (Unident.) QT069999	730
Leptoceridae (Unident.) QT259999	45
Trichoptera (Unident.) QT999999	20

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.6

Sampled on 12 October 2010

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	96	1
Hydrobiidae (Unident.) KG029999	3
Ancylidae (Unident.) KG069999	33
Physidae (Unident.) KG089999	53
Planorbidae/Physidae (Unident.) KG9999A2	7
Bivalvia KP	8	3
Corbiculidae (Unident.) KP029999	4
Pelecypoda (Unident.) KP999999	4
Oligochaeta LO	120	2
Oligochaeta (Unident.) LO999999	120
Acarina MM	3	6
Mites (Unident.) MM999999	3

Unknown OT	6
Atyidae (Unident.) OT019999	6

Coleoptera QC	44	5
Gyrinidae (Unident.)(Larva) QC10999I	4

Elmidae (Unident.)(Larvae) QC34999I	40

Diptera QD	1994	3
Tipulidae (Unident.) QD019999	4
Ceratopogonidae (Unident.) QD099999	28

Simuliidae (Unident.) QD109999	43

Psychodidae (Unident.) QD129999	3

Tanypodinae (Unident.) QDAE9999	27
Orthocladiinae (Unident.) QDAF9999	356
Chironominae (Unident.) QDAJ9999	1515
Chironomidae (Unident.)(Larva) QDAZ9999	18
Ephemeroptera QE	4	9
Caenidae (Unident.) QE089999	4
Hemiptera QH	6	2
Veliidae (Unident.) QH569999	3
Corixidae (Unident.) QH659999	3
Odonata QO	10	3
Coenagrionidae (Unident.) QO029999	10
Trichoptera QT	59	8
Hydropsychidae (Unident.) QT069999	22
Ecnomidae (Unident.) QT089999	14
Leptoceridae (Unident.) QT259999	23

SIGNALT	3.8
	ORDER
Weighted SIGNALT	3.6

Sampled on 4 March 2010

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	137	1
Lymnaeidae (Unident.) KG059999	45
Ancylidae (Unident.) KG069999	67
Physidae (Unident.) KG089999	20
Gastropoda (Unident.) KG999999	5
Bivalvia KP	204	3
Corbiculidae (Unident.) KP029999	12
Sphaeriidae (Unident.) KP039999	5
Pelecypoda (Unident.) KP999999	187
Oligochaeta LO	263	2
Oligochaeta (Unident.) LO999999	263
Acarina MM	34	6
Mites (Unident.) MM999999	34

Amphipoda OP	15	3
Paracalliopidae (Unident.) OP049999	15

Unknown OT	206
Atyidae (Unident.) OT019999	166

Caridea (Unident.) OT999999	40

Coleoptera QC	102	5
Gyrinidae (Unident.) QC109999	15

Gyrinidae (Unident.)(Larva) QC10999I	10

Scirtidae (Unident.)(Larva) QC20999I	10

Elmidae (Unident.) QC349999	26

Elmidae (Unident.)(Larvae) QC34999I	41

Diptera QD	1650	3
Ceratopogonidae (Unident.) QD099999	34

Simuliidae (Unident.) QD109999	126

Tanypodinae (Unident.) QDAE9999	75
Orthocladiinae (Unident.) QDAF9999	560
Chironominae (Unident.) QDAJ9999	855
Ephemeroptera QE	175	9
Baetidae (Unident.) QE029999	122
Leptophlebiidae (Unident.) QE069999	17
Caenidae (Unident.) QE089999	29
Ephemeroptera (Unident.) QE999999	7
Hemiptera QH	420	2
Veliidae (Unident.) QH569999	230
Corixidae (Unident.) QH659999	170
Notonectidae (Unident.) QH679999	20
Lepidoptera QL	5	2
Crambidae (Unident.) QL019999	5

Odonata QO	57	3
Coenagrionidae (Unident.) QO029999	40
Gomphidae (Unident.) QO139999	7
Zygoptera (Unident.) QO999997	10
Trichoptera QT	671	8
Hydroptilidae (Unident.) QT039999	15
Hydropsychidae (Unident.) QT069999	112
Ecnomidae (Unident.) QT089999	25
Philorheithridae (Unident.) QT219999	14
Leptoceridae (Unident.) QT259999	375
Trichoptera (Unident.) QT999999	130

SIGNALT	3.6
	ORDER
Weighted SIGNALT	3.7

Sampled on 5 November 2009

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	155	1
Lymnaeidae (Unident.) KG059999	15
Ancylidae (Unident.) KG069999	30
Physidae (Unident.) KG089999	35
Planorbidae/Physidae (Unident.) KG9999A2	75
Bivalvia KP	90	3
Sphaeriidae (Unident.) KP039999	70
Pelecypoda (Unident.) KP999999	20
Oligochaeta LO	2175	2
Oligochaeta (Unident.) LO999999	2175
Acarina MM	25	6
Mites (Unident.) MM999999	25

Unknown OT	150
Atyidae (Unident.) OT019999	150

Coleoptera QC	35	5
Dytiscidae (Unident.) QC099999	5
Gyrinidae (Unident.) QC109999	30

Diptera QD	126260	3
Ceratopogonidae (Unident.) QD099999	20

Simuliidae (Unident.) QD109999	5020

Tanypodinae (Unident.) QDAE9999	85
Orthocladiinae (Unident.) QDAF9999	120895
Chironominae (Unident.) QDAJ9999	225
Chironomidae (Unident.)(Larva) QDAZ9999	15
Ephemeroptera QE	15	9
Baetidae (Unident.) QE029999	5
Leptophlebiidae (Unident.) QE069999	5
Caenidae (Unident.) QE089999	5
Hemiptera QH	55	2
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	50
Plecoptera QP	10	10
Gripopterygidae (Unident.) QP039999	10
Trichoptera QT	85	8
Hydroptilidae (Unident.) QT039999	15
Ecnomidae (Unident.) QT089999	30
Leptoceridae (Unident.) QT259999	5
Trichoptera (Unident.) QT999999	35

SIGNALT	4.5
	ORDER
Weighted SIGNALT	4.2

Sampled on 23 April 2009

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	3	2
Dugesiidae (Unident.) IF619999	3
Gastropoda KG	96	1
Lymnaeidae (Unident.) KG059999	3
Ancylidae (Unident.) KG069999	80
Physidae (Unident.) KG089999	3
Planorbidae/Physidae (Unident.) KG9999A2	10
Bivalvia KP	70	3
Corbiculidae (Unident.) KP029999	20
Sphaeriidae (Unident.) KP039999	10
Pelecypoda (Unident.) KP999999	40
Oligochaeta LO	42	2
Naididae (Unident.) LO059999	42
Acarina MM	3	6
Mites (Unident.) MM999999	3

Unknown OT	74
Atyidae (Unident.) OT019999	74

Coleoptera QC	35	5
Elmidae (Unident.)(Larvae) QC34999I	35

Diptera QD	2272	3
Ceratopogonidae (Unident.) QD099999	10

Simuliidae (Unident.) QD109999	57

Tanypodinae (Unident.) QDAE9999	10
Orthocladiinae (Unident.) QDAF9999	835
Chironominae (Unident.) QDAJ9999	1355
Chironomidae (Unident.)(Larva) QDAZ9999	5
Ephemeroptera QE	118	9
Baetidae (Unident.) QE029999	115
Caenidae (Unident.) QE089999	3
Hemiptera QH	1053	2
Corixidae (Unident.) QH659999	1050
Notonectidae (Unident.) QH679999	3
Odonata QO	7	3
Coenagrionidae (Unident.) QO029999	7
Trichoptera QT	150	8
Hydropsychidae (Unident.) QT069999	115
Ecnomidae (Unident.) QT089999	27
Calamoceratidae (Unident.) QT249999	3
Leptoceridae (Unident.) QT259999	5

SIGNALT	3.7
	ORDER
Weighted SIGNALT	3.7

Sampled on 11 December 2008

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	440	1
Lymnaeidae (Unident.) KG059999	10
Physidae (Unident.) KG089999	430
Bivalvia KP	50	3
Sphaeriidae (Unident.) KP039999	50
Oligochaeta LO	40	2
Naididae (Unident.) LO059999	30
Lumbriculidae (Unident.) LO069999	10
Unknown OT	60
Atyidae (Unident.) OT019999	60

Coleoptera QC	50	5
Gyrinidae (Unident.)(Larva) QC10999I	10

Hydrophilidae (Unident.) QC119999	30

Elmidae (Unident.)(Larvae) QC34999I	10

Diptera QD	6180	3
Ceratopogonidae (Unident.) QD099999	60

Simuliidae (Unident.) QD109999	380

Tanypodinae (Unident.) QDAE9999	980
Orthocladiinae (Unident.) QDAF9999	1380
Chironominae (Unident.) QDAJ9999	3380
Ephemeroptera QE	10	9
Baetidae (Unident.) QE029999	10
Hemiptera QH	1440	2
Veliidae (Unident.) QH569999	10
Corixidae (Unident.) QH659999	1430
Odonata QO	20	3
Hemicorduliidae (Unident.) QO309999	20
Trichoptera QT	620	8
Hydroptilidae (Unident.) QT039999	200
Hydropsychidae (Unident.) QT069999	90
Ecnomidae (Unident.) QT089999	50
Leptoceridae (Unident.) QT259999	260
Trichoptera (Unident.) QT999999	20

SIGNALT	3.6
	ORDER
Weighted SIGNALT	3.4

Sampled on 9 May 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Dugesiidae (Unident.) IF619999	2
Nematoda II	4	3
Nematoda (Unident.) II999999	4
Gastropoda KG	16	1
Ancylidae (Unident.) KG069999	6
Physidae (Unident.) KG089999	2
Planorbidae/Physidae (Unident.) KG9999A2	8
Bivalvia KP	36	3
Sphaeriidae (Unident.) KP039999	36
Oligochaeta LO	296	2
Oligochaeta (Unident.) LO999999	296
Acarina MM	10	6
Mites (Unident.) MM999999	10

Unknown OT	20
Atyidae (Unident.) OT019999	20

Coleoptera QC	57	5
Gyrinidae (Unident.) QC109999	6

Scirtidae (Unident.)(Larva) QC20999I	2

Elmidae (Unident.) QC349999	2

Elmidae (Unident.)(Larvae) QC34999I	23

Psephenidae (Unident.) QC379999	24

Diptera QD	1327	3
Ceratopogonidae (Unident.) QD099999	20

Simuliidae (Unident.) QD109999	33

Podonominae (Unident.) QDAD9999	45
Tanypodinae (Unident.) QDAE9999	16
Orthocladiinae (Unident.) QDAF9999	551
Chironominae (Unident.) QDAJ9999	662
Ephemeroptera QE	55	9
Baetidae (Unident.) QE029999	53
Leptophlebiidae (Unident.) QE069999	2
Hemiptera QH	274	2
Corixidae (Unident.) QH659999	274
Odonata QO	2	3
Epiproctophora (Unident.) QO999998	2
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	168	8
Hydroptilidae (Unident.) QT039999	4
Hydropsychidae (Unident.) QT069999	54
Ecnomidae (Unident.) QT089999	85
Leptoceridae (Unident.) QT259999	16
Trichoptera (Unident.) QT999999	9

SIGNALT	4.1
	ORDER
Weighted SIGNALT	4.0