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

Barron River at Picnic Crossing 110003A

Source	MIV
Latest Sample Date	15-07-1997
Taxa count ORDER	15
Taxa count FAMILY	40
Taxa count ALT	40
Mayflies present?	35
	ORDER	FAMILY	ALT
SIGNAL	3.4	4.6	3.5
Weighted SIGNAL	5.4		4.4

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	48.76%	11,666,722,250m²
	Natural	1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.2 Surface water supply	24.93%	5,963,624,772m²
	Arable Farming	4.3.0 Irrigated cropping, 4.3.1 Irrigated cereals, 4.3.5 Irrigated sugar, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.3 Irrigated tree nuts, 4.5.0 Irrigated seasonal horticulture, 4.5.3 Irrigated seasonal vegetables and herbs	12.74%	3,047,069,222m²
	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, 5.7.1 Airports/aerodromes	5.23%	1,252,381,204m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	4.16%	994,604,198m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures	2.70%	646,567,737m²
	Water	6.1.1 Lake - conservation, 6.2.0 Reservoir/dam, 6.5.0 Marsh/wetland, 6.5.2 Marsh/wetland - production	0.90%	215,522,579m²
	Mining	5.8.0 Mining, 5.8.2 Quarries, 5.8.3 Tailings	0.32%	75,507,910m²
	Intensive Pastoral Farming	5.2.2 Feedlots, 5.2.5 Aquaculture, 5.2.6 Horse studs	0.10%	23,752,488m²
	Industrial	5.3.0 Manufacturing and industrial, 5.5.1 Commercial services	0.06%	14,001,467m²
	Forestry Plantation	3.1.2 Softwood plantation forestry	0.04%	9,500,995m²
	Intensive Arable Farming	5.1.0 Intensive horticulture, 5.1.4 Glasshouses (hydroponic)	0.03%	7,750,812m²
	Waste Management	5.9.2 Landfill	0.03%	7,500,786m²
Show minor land uses 8
				239,245,064m²

Waterbug sample history

Sampled on 15 July 1997

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	2	2
Dugesiidae (Unident.) IF619999	2
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Acarina MM	12	6
Mites (Unident.) MM999999	12

Unknown OH	12
Ostracoda (Unident.) OH999999	12
Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Unknown OT	2
Atyidae (Unident.) OT019999	2

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	57	5
Dytiscidae (Unident.) QC099999	6
Gyrinidae (Unident.) QC109999	3

Hydrophilidae (Unident.) QC119999	18

Scirtidae (Unident.) QC209999	10

Elmidae (Unident.) QC349999	20

Diptera QD	46	3
Tipulidae (Unident.) QD019999	2
Simuliidae (Unident.) QD109999	10

Dolichopodidae (Unident.) QD369999	1
Tanypodinae (Unident.) QDAE9999	3
Orthocladiinae (Unident.) QDAF9999	13
Chironominae (Unident.) QDAJ9999	17
Ephemeroptera QE	35	9
Baetidae (Unident.) QE029999	14
Leptophlebiidae (Unident.) QE069999	17
Caenidae (Unident.) QE089999	4
Hemiptera QH	14	2
Mesoveliidae (Unident.) QH529999	1
Veliidae (Unident.) QH569999	6
Corixidae (Unident.) QH659999	7
Lepidoptera QL	4	2
Crambidae (Unident.) QL019999	4

Megaloptera QM	2	8
Corydalidae (Unident.) QM019999	1

Sialidae (Unident.) QM029999	1
Odonata QO	11	3
Coenagrionidae (Unident.) QO029999	5
Isostictidae (Unident.) QO039999	1
Diphlebiidae (Unident.) QO099999	1
Aeshnidae (Unident.) QO129999	1
Libellulidae (Unident.) QO179999	3
Trichoptera QT	50	8
Hydrobiosidae (Unident.) QT019999	3
Hydroptilidae (Unident.) QT039999	8
Philopotamidae (Unident.) QT049999	10
Hydropsychidae (Unident.) QT069999	10
Polycentropodidae (Unident.) QT079999	1
Ecnomidae (Unident.) QT089999	5
Calamoceratidae (Unident.) QT249999	2
Leptoceridae (Unident.) QT259999	11

SIGNALT	3.4
	ORDER
Weighted SIGNALT	4.2