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

Leven River at Purton?s Flats LEVE15

Source	Department of Primary Industries, Parks, Water and Environment
Latest Sample Date	21-03-2017
Taxa count ORDER	7
Taxa count FAMILY	20
Taxa count ALT	21
Mayflies present?	112
	ORDER	FAMILY	ALT
SIGNAL	4.9	5.3	4.6
Weighted SIGNAL	5.6	5	5.8

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, 1.1.5 Habitat/species management area, 1.1.6 Protected landscape, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	42.59%	22,192,430,380m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	21.65%	11,282,206,226m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	18.09%	9,426,795,652m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 4.2.0 Grazing irrigated modified pastures	9.06%	4,722,022,410m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	5.48%	2,853,112,487m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.3 Recreation and culture, 5.7.2 Roads, 5.7.3 Railways	2.18%	1,133,445,371m²
	Water	6.1.0 Lake, 6.1.1 Lake - conservation, 6.2.0 Reservoir/dam, 6.3.0 River, 6.3.1 River - conservation, 6.5.0 Marsh/wetland	0.45%	233,738,734m²
	Arable Farming	3.3.0 Cropping, 3.3.3 Hay and silage, 4.3.0 Irrigated cropping, 4.3.2 Irrigated beverage and spice crops, 4.4.0 Irrigated perennial horticulture, 4.4.9 Irrigated grapes	0.40%	210,989,831m²
	Unknown	3.6.0 Land in transition, 3.6.1 Degraded land	0.08%	41,997,976m²
	Mining	5.8.2 Quarries	0.01%	6,749,675m²
	Waste Management	5.9.0 Waste treatment and disposal	0.00%	1,749,916m²
	Industrial	5.5.1 Commercial services	0.00%	249,988m²
Show minor land uses 7
				521,054,886m²

Waterbug sample history

Sampled on 18 March 2020

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	11	1
Hydrobiidae (Unident.) KG029999	4
Ancylidae (Unident.) KG069999	7
Oligochaeta LO	15	2
Oligochaeta (Unident.) LO999999	15
Acarina MM	1	6
Mites (Unident.) MM999999	1

Coleoptera QC	65	5
Scirtidae (Unident.) QC209999	47

Elmidae Adults QC34999A	14

Elmidae Larvae QC34999L	2

Psephenidae (Unident.) QC379999	2

Diptera QD	57	3
Tipulidae (Unident.) QD019999	3
Simuliidae (Unident.) QD109999	13

Orthocladiinae (Unident.) QDAF9999	25
Chironominae (Unident.) QDAJ9999	3
Chironomidae (Unident.)(Larva) QDAZ9999	13
Ephemeroptera QE	112	9
Baetidae (Unident.) QE029999	48
Leptophlebiidae (Unident.) QE069999	64
Trichoptera QT	69	8
Hydrobiosidae (Unident.) QT019999	19
Hydropsychidae (Unident.) QT069999	12
Conoesucidae (Unident.) QT159999	2
Calocidae (Unident.) QT189999	7
Leptoceridae (Unident.) QT259999	28
Unknown QT999998	1

SIGNALT	4.9
	ORDER
Weighted SIGNALT	4.9

Sampled on 21 March 2017

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	2	1
Lymnaeidae (Unident.) KG059999	2
Oligochaeta LO	10	2
Oligochaeta (Unident.) LO999999	10
Acarina MM	6	6
Mites (Unident.) MM999999	6

Coleoptera QC	60	5
Scirtidae (Unident.) QC209999	20

Elmidae Adults QC34999A	32

Psephenidae (Unident.) QC379999	8

Diptera QD	48	3
Tipulidae (Unident.) QD019999	2
Simuliidae (Unident.) QD109999	12

Empididae (Unident.) QD359999	2
Orthocladiinae (Unident.) QDAF9999	18
Chironominae (Unident.) QDAJ9999	4
Diptera (Unident.)(Larva) QDZZ9999	10

Ephemeroptera QE	100	9
Baetidae (Unident.) QE029999	48
Leptophlebiidae (Unident.) QE069999	52
Trichoptera QT	194	8
Hydrobiosidae (Unident.) QT019999	76
Philopotamidae (Unident.) QT049999	2
Hydropsychidae (Unident.) QT069999	22
Conoesucidae (Unident.) QT159999	8
Helicopsychidae (Unident.) QT179999	4
Leptoceridae (Unident.) QT259999	82

SIGNALT	4.9
	ORDER
Weighted SIGNALT	5.6

Sampled on 6 April 2016

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Turbellaria (Unident.) IF999999	2
Gastropoda KG	189	1
Hydrobiidae (Unident.) KG029999	24
Ancylidae (Unident.) KG069999	165
Oligochaeta LO	34	2
Oligochaeta (Unident.) LO999999	34
Acarina MM	3	6
Mites (Unident.) MM999999	3

Coleoptera QC	110	5
Scirtidae (Unident.) QC209999	35

Elmidae Adults QC34999A	24

Elmidae Larvae QC34999L	45

Psephenidae (Unident.) QC379999	6

Diptera QD	203	3
Tipulidae (Unident.) QD019999	11
Ceratopogonidae (Unident.) QD099999	4

Simuliidae (Unident.) QD109999	29

Empididae (Unident.) QD359999	1
Diamesinae (Unident.) QDAB9999	2
Podonominae (Unident.) QDAD9999	3
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	28
Chironominae (Unident.) QDAJ9999	79
Diptera (Unident.)(Larva) QDZZ9999	45

Ephemeroptera QE	151	9
Baetidae (Unident.) QE029999	79
Leptophlebiidae (Unident.) QE069999	70
Caenidae (Unident.) QE089999	2
Odonata QO	3	3
Telephlebiidae (Unident.) QO219999	3
Plecoptera QP	1	10
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	173	8
Hydrobiosidae (Unident.) QT019999	8
Glossosomatidae (Unident.) QT029999	2
Hydroptilidae (Unident.) QT039999	3
Hydropsychidae (Unident.) QT069999	4
Ecnomidae (Unident.) QT089999	17
Conoesucidae (Unident.) QT159999	5
Helicopsychidae (Unident.) QT179999	14
Calocidae (Unident.) QT189999	6
Leptoceridae (Unident.) QT259999	113
Unknown QT999998	1

SIGNALT	4.9
	ORDER
Weighted SIGNALT	4.7