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

Mehi Ck @ Road Bridge 65168

Source	Office of Environment and Heritage
Latest Sample Date	15-04-2012
Taxa count ORDER	7
Taxa count FAMILY	14
Taxa count ALT	14
Mayflies present?	7
	ORDER	FAMILY	ALT
SIGNAL	3.9	4.6	2.7
Weighted SIGNAL	4.4		3.6

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Arable Farming	3.3.0 Cropping, 3.3.1 Cereals, 3.4.0 Perennial horticulture, 3.4.2 Olives, 4.3.0 Irrigated cropping, 4.4.0 Irrigated perennial horticulture, 4.4.2 Irrigated olives	60.20%	325,963,943,515m²
	Minimal Use	1.3.0 Other minimal use, 2.1.0 Grazing native vegetation	29.61%	160,305,111,592m²
	Pastoral Farming	3.2.0 Grazing modified pastures	2.98%	16,127,660,621m²
	Water	6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.4.0 Channel/aqueduct, 6.5.0 Marsh/wetland	2.57%	13,931,172,794m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	2.49%	13,503,425,164m²
	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, 5.5.5 Research facilities, 5.6.0 Utilities, 5.6.4 Solar electricity generation, 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	0.90%	4,854,223,098m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.1 General purpose factory, 5.5.1 Commercial services	0.18%	982,494,555m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.2 Feedlots, 5.2.4 Piggeries, 5.2.7 Saleyards/stockyards	0.01%	75,499,582m²
	Mining	5.8.0 Mining, 5.8.2 Quarries	0.01%	53,749,702m²
	Waste Management	5.9.5 Sewage/sewerage	0.00%	25,249,860m²
	Unknown	5.2.8 Abandoned intensive animal production	0.00%	19,499,892m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry	0.00%	1,749,990m²
Show minor land uses 10
				5,414,709,992m²

Waterbug sample history

Sampled on 15 April 2012

Taxa	Abundance	SIGNALT Grade
Unknown OT	7
Palaemonidae (Unident.) OT029999	7

Unknown OV	4
Parastacidae (Unident.) OV019999	4

Coleoptera QC	7	5
Dytiscidae (Unident.) QC099999	1
Hydrophilidae (Unident.) QC119999	6

Diptera QD	20	3
Simuliidae (Unident.) QD109999	14

Chironominae (Unident.) QDAJ9999	6
Ephemeroptera QE	7	9
Baetidae (Unident.) QE029999	5
Caenidae (Unident.) QE089999	2
Hemiptera QH	14	2
Veliidae (Unident.) QH569999	1
Gerridae (Unident.) QH579999	7
Corixidae (Unident.) QH659999	6
Trichoptera QT	4	8
Hydroptilidae (Unident.) QT039999	1
Ecnomidae (Unident.) QT089999	2
Leptoceridae (Unident.) QT259999	1

SIGNALT	3.9
	ORDER
Weighted SIGNALT	3.7

Sampled on 26 March 2010

Taxa	Abundance	SIGNALT Grade
Acarina MM	5	6
Mites (Unident.) MM999999	5

Unknown OG	5
Cladocera (Unident.) OG999999	5
Unknown OJ	7
Copepoda (Unident.) OJ999999	7
Coleoptera QC	62	5
Dytiscidae (Unident.) QC099999	19
Hydrophilidae (Unident.) QC119999	30

Hydraenidae (Unident.) QC139999	5

Hydrochidae (Unident.) QCAO9999	4

Spercheidae QCAR9999	4

Diptera QD	62	3
Culicidae (Unident.) QD079999	2

Orthocladiinae (Unident.) QDAF9999	1
Chironominae (Unident.) QDAJ9999	59
Ephemeroptera QE	6	9
Baetidae (Unident.) QE029999	6
Hemiptera QH	19	2
Veliidae (Unident.) QH569999	2
Gerridae (Unident.) QH579999	1
Corixidae (Unident.) QH659999	13
Notonectidae (Unident.) QH679999	3
Odonata QO	3	3
Coenagrionidae (Unident.) QO029999	1
Corduliidae (Unident.) QO169999	2
Trichoptera QT	1	8
Leptoceridae (Unident.) QT259999	1

SIGNALT	4.0
	ORDER
Weighted SIGNALT	3.7

Sampled on 30 March 2008

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	3	2
Temnocephalidae (Unident.) IF419999	3
Gastropoda KG	3	1
Ancylidae (Unident.) KG069999	3
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Isopoda OR	8	2
Corallanidae OR099999	8
Unknown OT	14
Palaemonidae (Unident.) OT029999	14

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Unknown PD	1
Diplopoda (Unident.) PD999999	1
Coleoptera QC	10	5
Dytiscidae (Unident.) QC099999	1
Hydrophilidae (Unident.) QC119999	3

Hydraenidae (Unident.) QC139999	3

Staphylinidae (Unident.) QC189999	1
Hydrochidae (Unident.) QCAO9999	2

Diptera QD	21	3
Simuliidae (Unident.) QD109999	1

Tanypodinae (Unident.) QDAE9999	3
Chironominae (Unident.) QDAJ9999	17
Ephemeroptera QE	6	9
Baetidae (Unident.) QE029999	4
Caenidae (Unident.) QE089999	2
Hemiptera QH	24	2
Mesoveliidae (Unident.) QH529999	1
Hebridae (Unident.) QH539999	1
Hydrometridae (Unident.) QH549999	3
Veliidae (Unident.) QH569999	4
Gerridae (Unident.) QH579999	7
Nepidae (Unident.) QH619999	3
Corixidae (Unident.) QH659999	1
Notonectidae (Unident.) QH679999	4
Trichoptera QT	7	8
Ecnomidae (Unident.) QT089999	1
Leptoceridae (Unident.) QT259999	6

SIGNALT	2.8
	ORDER
Weighted SIGNALT	3.2

Sampled on 3 May 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	1	1
Planorbidae (Unident.) KG079999	1
Unknown OH	6
Ostracoda (Unident.) OH999999	6
Unknown OJ	8
Copepoda (Unident.) OJ999999	8
Isopoda OR	2	2
Corallanidae OR099999	2
Unknown OT	8
Palaemonidae (Unident.) OT029999	8

Unknown OV	8
Parastacidae (Unident.) OV019999	8

Unknown PD	1
Diplopoda (Unident.) PD999999	1
Coleoptera QC	5	5
Hydraenidae (Unident.) QC139999	5

Diptera QD	53	3
Tipulidae (Unident.) QD019999	1
Culicidae (Unident.) QD079999	4

Ceratopogonidae (Unident.) QD099999	14

Simuliidae (Unident.) QD109999	7

Tabanidae (Unident.) QD239999	1
Tanypodinae (Unident.) QDAE9999	8
Orthocladiinae (Unident.) QDAF9999	6
Chironominae (Unident.) QDAJ9999	12
Ephemeroptera QE	9	9
Baetidae (Unident.) QE029999	8
Caenidae (Unident.) QE089999	1
Hemiptera QH	30	2
Gerridae (Unident.) QH579999	7
Corixidae (Unident.) QH659999	23
Trichoptera QT	6	8
Ecnomidae (Unident.) QT089999	5
Leptoceridae (Unident.) QT259999	1

SIGNALT	2.5
	ORDER
Weighted SIGNALT	2.7