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

Gara River u/s Gara Falls MACL705

Source	Office of Environment and Heritage
Latest Sample Date	17-11-1997
Taxa count ORDER	11
Taxa count FAMILY	19
Taxa count ALT	19
Mayflies present?	117
	ORDER	FAMILY	ALT
SIGNAL	3.4	4.2	2.8
Weighted SIGNAL	4.7		4.1

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	45.56%	41,424,776,322m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic	39.46%	35,882,089,701m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.7.0 Transport and communication, 5.7.1 Airports/aerodromes, 5.7.2 Roads, 5.7.3 Railways	6.77%	6,155,679,612m²
	Arable Farming	3.3.0 Cropping, 3.3.3 Hay and silage, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.9 Grapes, 4.3.0 Irrigated cropping, 4.4.4 Irrigated vine fruits	4.48%	4,075,453,399m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.3.0 River, 6.5.0 Marsh/wetland	2.00%	1,816,729,226m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection	1.02%	923,989,435m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	0.27%	241,997,233m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.5 Abattoirs, 5.5.1 Commercial services	0.17%	150,748,276m²
	Intensive Arable Farming	5.1.3 Glasshouses	0.11%	97,498,885m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.08%	68,499,217m²
	Waste Management	5.9.2 Landfill, 5.9.5 Sewage/sewerage	0.06%	51,249,414m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	0.04%	32,499,628m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.5 Aquaculture	0.00%	1,749,980m²
Show minor land uses 9
				909,229,603m²

Waterbug sample history

Sampled on 17 November 1997

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	11	1
Ancylidae (Unident.) KG069999	1
Physidae (Unident.) KG089999	10
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Hirudinea LH	1	1
Hirudinea (Unident.) LH999999	1
Oligochaeta LO	6	2
Oligochaeta (Unident.) LO999999	6
Unknown OT	14
Atyidae (Unident.) OT019999	14

Coleoptera QC	41	5
Dytiscidae (Unident.) QC099999	28
Hydrophilidae (Unident.) QC119999	9

Psephenidae (Unident.) QC379999	4

Diptera QD	6	3
Tanypodinae (Unident.) QDAE9999	2
Orthocladiinae (Unident.) QDAF9999	4
Ephemeroptera QE	117	9
Baetidae (Unident.) QE029999	99
Leptophlebiidae (Unident.) QE069999	17
Caenidae (Unident.) QE089999	1
Hemiptera QH	46	2
Corixidae (Unident.) QH659999	23
Notonectidae (Unident.) QH679999	23
Odonata QO	2	3
Coenagrionidae (Unident.) QO029999	2
Trichoptera QT	9	8
Hydroptilidae (Unident.) QT039999	1
Leptoceridae (Unident.) QT259999	8

SIGNALT	3.4
	ORDER
Weighted SIGNALT	3.7

Sampled on 12 May 1997

Taxa	Abundance	SIGNALT Grade
Bivalvia KP	28	3
Corbiculidae (Unident.) KP029999	28
Oligochaeta LO	14	2
Oligochaeta (Unident.) LO999999	14
Acarina MM	5	6
Mites (Unident.) MM999999	5

Unknown OG	6
Cladocera (Unident.) OG999999	6
Unknown OT	14
Atyidae (Unident.) OT019999	14

Unknown QA	3
Collembola (Unident.) QA999999	3
Coleoptera QC	35	5
Dytiscidae (Unident.) QC099999	1
Gyrinidae (Unident.) QC109999	3

Hydrophilidae (Unident.) QC119999	15

Hydraenidae (Unident.) QC139999	8

Elmidae (Unident.) QC349999	2

Psephenidae (Unident.) QC379999	6

Diptera QD	56	3
Tipulidae (Unident.) QD019999	1
Culicidae (Unident.) QD079999	2

Ceratopogonidae (Unident.) QD099999	2

Simuliidae (Unident.) QD109999	16

Tanypodinae (Unident.) QDAE9999	4
Orthocladiinae (Unident.) QDAF9999	3
Chironominae (Unident.) QDAJ9999	23
Diptera (Unident.)(Larva) QDZZ9999	5

Ephemeroptera QE	62	9
Baetidae (Unident.) QE029999	46
Leptophlebiidae (Unident.) QE069999	8
Caenidae (Unident.) QE089999	8
Hemiptera QH	9	2
Veliidae (Unident.) QH569999	6
Gerridae (Unident.) QH579999	1
Notonectidae (Unident.) QH679999	2
Megaloptera QM	2	8
Corydalidae (Unident.) QM019999	2

Odonata QO	1	3
Aeshnidae (Unident.) QO129999	1
Trichoptera QT	49	8
Hydrobiosidae (Unident.) QT019999	3
Philopotamidae (Unident.) QT049999	4
Hydropsychidae (Unident.) QT069999	31
Ecnomidae (Unident.) QT089999	1
Leptoceridae (Unident.) QT259999	9
Trichoptera (Unident.) QT999999	1

SIGNALT	3.8
	ORDER
Weighted SIGNALT	3.9