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

Mersey River ds Merseylea MERS03

Source	Department of Primary Industries, Parks, Water and Environment
Latest Sample Date	16-03-2004
Taxa count ORDER	14
Taxa count FAMILY	26
Taxa count ALT	27
Mayflies present?	243
	ORDER	FAMILY	ALT
SIGNAL	4.1	4.7	3.6
Weighted SIGNAL	4.8	5	4.3

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	55.72%	82,857,503,198m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	14.97%	22,263,471,077m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures	12.28%	18,264,636,465m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	6.86%	10,202,715,881m²
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	4.37%	6,496,387,458m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.4.3 Rural residential without agriculture, 5.4.4 Remote communities, 5.4.5 Farm buildings/infrastructure, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.2 Hydro electricity generation, 5.7.2 Roads, 5.7.3 Railways	2.71%	4,036,585,411m²
	Water	6.1.0 Lake, 6.1.1 Lake - conservation, 6.1.2 Lake - production, 6.2.0 Reservoir/dam, 6.3.0 River, 6.3.1 River - conservation	2.58%	3,832,581,094m²
	Arable Farming	3.3.0 Cropping, 3.3.3 Hay and silage, 4.3.0 Irrigated cropping, 4.4.0 Irrigated perennial horticulture, 4.4.9 Irrigated grapes	0.34%	505,260,691m²
	Unknown	3.6.0 Land in transition, 3.6.1 Degraded land	0.06%	85,251,804m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	0.04%	58,001,227m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.5 Abattoirs, 5.3.7 Sawmill, 5.5.1 Commercial services	0.04%	55,001,164m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards, 5.2.6 Horse studs	0.02%	33,750,714m²
	Waste Management	5.9.0 Waste treatment and disposal, 5.9.5 Sewage/sewerage	0.00%	4,750,101m²
	Intensive Arable Farming	5.1.1 Production nurseries	0.00%	1,250,026m²
Show minor land uses 9
				1,486,971,463m²

Waterbug sample history

Sampled on 16 March 2004

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	15	2
Turbellaria (Unident.) IF999999	15
Gastropoda KG	39	1
Planorbidae (Unident.) KG079999	6
Physidae (Unident.) KG089999	33
Hirudinea LH	1	1
Hirudinea (Unident.) LH999999	1
Oligochaeta LO	16	2
Oligochaeta (Unident.) LO999999	16
Acarina MM	10	6
Mites (Unident.) MM999999	10

Amphipoda OP	564	3
Ceinidae (Unident.) OP029999	6

Paramelitidae (Unident.) OP069999	558

Coleoptera QC	21	5
Elmidae Adults QC34999A	16

Elmidae Larvae QC34999L	5

Diptera QD	172	3
Simuliidae (Unident.) QD109999	17

Empididae (Unident.) QD359999	1
Orthocladiinae (Unident.) QDAF9999	69
Chironominae (Unident.) QDAJ9999	84
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	243	9
Baetidae (Unident.) QE029999	170
Leptophlebiidae (Unident.) QE069999	5
Caenidae (Unident.) QE089999	68
Hemiptera QH	1	2
Saldidae (Unident.) QH609999	1
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Odonata QO	6	3
Telephlebiidae (Unident.) QO219999	6
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	353	8
Hydroptilidae (Unident.) QT039999	4
Hydropsychidae (Unident.) QT069999	309
Ecnomidae (Unident.) QT089999	37
Conoesucidae (Unident.) QT159999	1
Unknown QT999998	2

SIGNALT	4.1
	ORDER
Weighted SIGNALT	4.2

Sampled on 15 May 2003

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	8	2
Turbellaria (Unident.) IF999999	8
Gastropoda KG	10	1
Planorbidae (Unident.) KG079999	2
Physidae (Unident.) KG089999	8
Hirudinea LH	1	1
Hirudinea (Unident.) LH999999	1
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	9	6
Mites (Unident.) MM999999	9

Amphipoda OP	513	3
Ceinidae (Unident.) OP029999	180

Paramelitidae (Unident.) OP069999	333

Isopoda OR	5	2
Phreatoicidae (Unident.) OR059999	4

Janiridae (Unident.) OR189999	1

Coleoptera QC	4	5
Elmidae Adults QC34999A	2

Elmidae Larvae QC34999L	2

Diptera QD	93	3
Simuliidae (Unident.) QD109999	18

Podonominae (Unident.) QDAD9999	1
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	36
Chironominae (Unident.) QDAJ9999	32
Chironomidae (Unident.)(Larva) QDAZ9999	5
Ephemeroptera QE	161	9
Baetidae (Unident.) QE029999	12
Caenidae (Unident.) QE089999	149
Plecoptera QP	6	10
Gripopterygidae (Unident.) QP039999	6
Trichoptera QT	186	8
Hydrobiosidae (Unident.) QT019999	1
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	167
Ecnomidae (Unident.) QT089999	14
Leptoceridae (Unident.) QT259999	3

SIGNALT	4.3
	ORDER
Weighted SIGNALT	5.0

Sampled on 13 November 2002

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	3	2
Turbellaria (Unident.) IF999999	3
Gastropoda KG	54	1
Planorbidae (Unident.) KG079999	20
Physidae (Unident.) KG089999	34
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Acarina MM	45	6
Mites (Unident.) MM999999	45

Amphipoda OP	231	3
Ceinidae (Unident.) OP029999	135

Paramelitidae (Unident.) OP069999	96

Coleoptera QC	32	5
Elmidae Adults QC34999A	32

Diptera QD	116	3
Simuliidae (Unident.) QD109999	36

Tanypodinae (Unident.) QDAE9999	2
Orthocladiinae (Unident.) QDAF9999	73
Chironominae (Unident.) QDAJ9999	5
Ephemeroptera QE	121	9
Baetidae (Unident.) QE029999	44
Leptophlebiidae (Unident.) QE069999	2
Caenidae (Unident.) QE089999	75
Odonata QO	6	3
Gomphidae (Unident.) QO139999	3
Telephlebiidae (Unident.) QO219999	3
Plecoptera QP	102	10
Gripopterygidae (Unident.) QP039999	102
Trichoptera QT	99	8
Hydrobiosidae (Unident.) QT019999	7
Hydroptilidae (Unident.) QT039999	2
Hydropsychidae (Unident.) QT069999	48
Ecnomidae (Unident.) QT089999	9
Conoesucidae (Unident.) QT159999	4
Atriplectididae (Unident.) QT239999	2
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	6
Unknown QT999998	20

SIGNALT	4.7
	ORDER
Weighted SIGNALT	5.1

Sampled on 29 April 2002

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Turbellaria (Unident.) IF999999	1
Gastropoda KG	12	1
Ancylidae (Unident.) KG069999	1
Planorbidae (Unident.) KG079999	2
Physidae (Unident.) KG089999	9
Oligochaeta LO	10	2
Oligochaeta (Unident.) LO999999	10
Acarina MM	17	6
Mites (Unident.) MM999999	17

Amphipoda OP	90	3
Ceinidae (Unident.) OP029999	75

Paramelitidae (Unident.) OP069999	15

Coleoptera QC	2	5
Elmidae Adults QC34999A	2

Diptera QD	79	3
Simuliidae (Unident.) QD109999	1

Empididae (Unident.) QD359999	1
Orthocladiinae (Unident.) QDAF9999	59
Chironominae (Unident.) QDAJ9999	17
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	88	9
Baetidae (Unident.) QE029999	6
Caenidae (Unident.) QE089999	82
Odonata QO	1	3
Telephlebiidae (Unident.) QO219999	1
Plecoptera QP	9	10
Gripopterygidae (Unident.) QP039999	9
Trichoptera QT	77	8
Hydroptilidae (Unident.) QT039999	1
Philopotamidae (Unident.) QT049999	10
Hydropsychidae (Unident.) QT069999	54
Ecnomidae (Unident.) QT089999	12

SIGNALT	4.7
	ORDER
Weighted SIGNALT	5.1

Sampled on 29 January 2002

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	8	1
Physidae (Unident.) KG089999	8
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	10	6
Mites (Unident.) MM999999	10

Amphipoda OP	117	3
Ceinidae (Unident.) OP029999	78

Paramelitidae (Unident.) OP069999	39

Coleoptera QC	4	5
Dytiscidae Larvae QC09999L	1
Elmidae Adults QC34999A	2

Elmidae Larvae QC34999L	1

Diptera QD	44	3
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	25
Chironominae (Unident.) QDAJ9999	18
Ephemeroptera QE	32	9
Caenidae (Unident.) QE089999	32
Hemiptera QH	1	2
Veliidae (Unident.) QH569999	1
Plecoptera QP	4	10
Gripopterygidae (Unident.) QP039999	4
Trichoptera QT	71	8
Hydrobiosidae (Unident.) QT019999	1
Hydroptilidae (Unident.) QT039999	3
Hydropsychidae (Unident.) QT069999	61
Ecnomidae (Unident.) QT089999	3
Atriplectididae (Unident.) QT239999	1
Leptoceridae (Unident.) QT259999	2

SIGNALT	4.9
	ORDER
Weighted SIGNALT	5.3

Sampled on 14 March 2001

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	11	1
Planorbidae (Unident.) KG079999	2
Physidae (Unident.) KG089999	9
Acarina MM	2	6
Mites (Unident.) MM999999	2

Amphipoda OP	9	3
Ceinidae (Unident.) OP029999	9

Diptera QD	32	3
Simuliidae (Unident.) QD109999	2

Orthocladiinae (Unident.) QDAF9999	16
Chironominae (Unident.) QDAJ9999	14
Ephemeroptera QE	58	9
Baetidae (Unident.) QE029999	2
Caenidae (Unident.) QE089999	56
Odonata QO	1	3
Aeshnidae (Unident.) QO129999	1
Trichoptera QT	108	8
Hydrobiosidae (Unident.) QT019999	2
Hydropsychidae (Unident.) QT069999	95
Ecnomidae (Unident.) QT089999	11

SIGNALT	4.7
	ORDER
Weighted SIGNALT	5.1

Sampled on 5 April 2000

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Turbellaria (Unident.) IF999999	1
Gastropoda KG	14	1
Planorbidae (Unident.) KG079999	9
Physidae (Unident.) KG089999	5
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	3	6
Mites (Unident.) MM999999	3

Amphipoda OP	18	3
Ceinidae (Unident.) OP029999	18

Coleoptera QC	10	5
Elmidae Adults QC34999A	8

Elmidae Larvae QC34999L	2

Diptera QD	62	3
Simuliidae (Unident.) QD109999	28

Orthocladiinae (Unident.) QDAF9999	15
Chironominae (Unident.) QDAJ9999	19
Ephemeroptera QE	43	9
Baetidae (Unident.) QE029999	27
Caenidae (Unident.) QE089999	16
Plecoptera QP	1	10
Gripopterygidae (Unident.) QP039999	1
Trichoptera QT	63	8
Hydroptilidae (Unident.) QT039999	1
Hydropsychidae (Unident.) QT069999	49
Ecnomidae (Unident.) QT089999	9
Unknown QT999998	4

SIGNALT	4.9
	ORDER
Weighted SIGNALT	5.1

Sampled on 12 March 1999

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	20	1
Physidae (Unident.) KG089999	20
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	4	6
Mites (Unident.) MM999999	4

Amphipoda OP	18	3
Ceinidae (Unident.) OP029999	18

Coleoptera QC	10	5
Elmidae Adults QC34999A	10

Diptera QD	70	3
Simuliidae (Unident.) QD109999	4

Orthocladiinae (Unident.) QDAF9999	52
Chironominae (Unident.) QDAJ9999	13
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	60	9
Baetidae (Unident.) QE029999	1
Caenidae (Unident.) QE089999	59
Odonata QO	1	3
Telephlebiidae (Unident.) QO219999	1
Trichoptera QT	162	8
Hydroptilidae (Unident.) QT039999	4
Hydropsychidae (Unident.) QT069999	156
Ecnomidae (Unident.) QT089999	1
Unknown QT999998	1

SIGNALT	4.4
	ORDER
Weighted SIGNALT	4.9

Sampled on 18 March 1998

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Turbellaria (Unident.) IF999999	1
Gastropoda KG	4	1
Physidae (Unident.) KG089999	4
Oligochaeta LO	7	2
Oligochaeta (Unident.) LO999999	7
Acarina MM	23	6
Mites (Unident.) MM999999	23

Amphipoda OP	21	3
Ceinidae (Unident.) OP029999	18

Paramelitidae (Unident.) OP069999	3

Unknown OT	4
Atyidae (Unident.) OT019999	4

Coleoptera QC	1	5
Chrysomelidae larvae QCAH999I	1
Diptera QD	50	3
Simuliidae (Unident.) QD109999	6

Orthocladiinae (Unident.) QDAF9999	25
Chironominae (Unident.) QDAJ9999	18
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	135	9
Baetidae (Unident.) QE029999	2
Caenidae (Unident.) QE089999	133
Odonata QO	1	3
Telephlebiidae (Unident.) QO219999	1
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	77	8
Hydroptilidae (Unident.) QT039999	2
Hydropsychidae (Unident.) QT069999	67
Ecnomidae (Unident.) QT089999	3
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	1
Unknown QT999998	3

SIGNALT	4.3
	ORDER
Weighted SIGNALT	4.8