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

STANLEY R. NEAR SOMERSET DAM 1433030

Source	MIV
Latest Sample Date	27-11-1997
Taxa count ORDER	13
Taxa count FAMILY	30
Taxa count ALT	30
Mayflies present?	32
	ORDER	FAMILY	ALT
SIGNAL	3.8	4.3	3.3
Weighted SIGNAL	4.6		4.3

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	52.52%	20,806,052,696m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	18.18%	7,201,162,548m²
	Natural	1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection	12.53%	4,964,844,981m²
	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	11.05%	4,376,892,944m²
	Arable Farming	3.3.0 Cropping, 3.3.5 Sugar, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.3 Tree nuts, 3.4.5 Shrub berries and fruits, 4.3.0 Irrigated cropping, 4.3.2 Irrigated beverage and spice crops, 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.3 Irrigated tree nuts, 4.4.4 Irrigated vine fruits, 4.4.6 Irrigated perennial flowers and bulbs, 4.5.3 Irrigated seasonal vegetables and herbs, 4.5.4 Irrigated turf farming	3.33%	1,318,892,408m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures	1.06%	420,215,720m²
	Intensive Pastoral Farming	5.2.0 Intensive animal production, 5.2.1 Dairy sheds and yards, 5.2.3 Poultry farms, 5.2.4 Piggeries, 5.2.5 Aquaculture, 5.2.6 Horse studs	0.63%	249,979,607m²
	Water	6.2.0 Reservoir/dam, 6.2.1 Reservoir, 6.5.0 Marsh/wetland	0.43%	171,735,990m²
	Unknown	3.6.0 Land in transition, 5.8.4 Extractive industry not in use	0.16%	62,494,902m²
	Industrial	5.3.0 Manufacturing and industrial, 5.3.7 Sawmill, 5.5.1 Commercial services	0.07%	27,247,777m²
	Mining	5.8.2 Quarries	0.02%	6,249,490m²
	Waste Management	5.9.3 Solid garbage, 5.9.5 Sewage/sewerage	0.02%	6,249,490m²
	Intensive Arable Farming	5.1.0 Intensive horticulture	0.01%	4,249,653m²
Show minor land uses 8
				396,162,682m²

Waterbug sample history

Sampled on 27 November 1997

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	10	1
Thiaridae (Unident.) KG049999	5
Lymnaeidae (Unident.) KG059999	1
Planorbidae (Unident.) KG079999	4
Bivalvia KP	2	3
Corbiculidae (Unident.) KP029999	2
Acarina MM	1	6
Mites (Unident.) MM999999	1

Isopoda OR	1	2
Cirolanidae (Unident.) OR129999	1
Unknown OT	27
Atyidae (Unident.) OT019999	22

Palaemonidae (Unident.) OT029999	5

Unknown OV	4
Parastacidae (Unident.) OV019999	4

Coleoptera QC	17	5
Dytiscidae (Unident.) QC099999	4
Hydrophilidae (Unident.) QC119999	3

Staphylinidae (Unident.) QC189999	1
Elmidae (Unident.) QC349999	7

Psephenidae (Unident.) QC379999	2

Diptera QD	27	3
Tipulidae (Unident.) QD019999	1
Simuliidae (Unident.) QD109999	10

Orthocladiinae (Unident.) QDAF9999	13
Chironominae (Unident.) QDAJ9999	3
Ephemeroptera QE	32	9
Baetidae (Unident.) QE029999	14
Leptophlebiidae (Unident.) QE069999	5
Caenidae (Unident.) QE089999	13
Hemiptera QH	11	2
Nepidae (Unident.) QH619999	1
Corixidae (Unident.) QH659999	10
Megaloptera QM	1	8
Corydalidae (Unident.) QM019999	1

Odonata QO	11	3
Coenagrionidae (Unident.) QO029999	10
Gomphidae (Unident.) QO139999	1
Trichoptera QT	26	8
Hydropsychidae (Unident.) QT069999	10
Ecnomidae (Unident.) QT089999	1
Calamoceratidae (Unident.) QT249999	5
Leptoceridae (Unident.) QT259999	10

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.0

Sampled on 4 June 1997

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Temnocephalidea (Unident.) IF499999	1
Gastropoda KG	6	1
Hydrobiidae (Unident.) KG029999	2
Thiaridae (Unident.) KG049999	3
Planorbidae (Unident.) KG079999	1
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Acarina MM	1	6
Mites (Unident.) MM999999	1

Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Isopoda OR	8	2
Cirolanidae (Unident.) OR129999	8
Unknown OT	29
Atyidae (Unident.) OT019999	22

Palaemonidae (Unident.) OT029999	7

Coleoptera QC	8	5
Dytiscidae (Unident.) QC099999	4
Gyrinidae (Unident.) QC109999	3

Scirtidae (Unident.) QC209999	1

Diptera QD	40	3
Ceratopogonidae (Unident.) QD099999	4

Simuliidae (Unident.) QD109999	19

Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	16
Ephemeroptera QE	20	9
Baetidae (Unident.) QE029999	10
Leptophlebiidae (Unident.) QE069999	2
Caenidae (Unident.) QE089999	8
Hemiptera QH	20	2
Veliidae (Unident.) QH569999	8
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	6
Notonectidae (Unident.) QH679999	1
Megaloptera QM	3	8
Corydalidae (Unident.) QM019999	3

Odonata QO	2	3
Protoneuridae (Unident.) QO049999	2
Plecoptera QP	3	10
Gripopterygidae (Unident.) QP039999	3
Trichoptera QT	20	8
Hydropsychidae (Unident.) QT069999	9
Leptoceridae (Unident.) QT259999	11

SIGNALT	3.9
	ORDER
Weighted SIGNALT	4.0