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

Karuah River d/s Mammy Johnson River KARU540

Source	Office of Environment and Heritage
Latest Sample Date	14-10-1998
Taxa count ORDER	13
Taxa count FAMILY	35
Taxa count ALT	35
Mayflies present?	134
	ORDER	FAMILY	ALT
SIGNAL	4.5	4.5	3.9
Weighted SIGNAL	5.2		4.7

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	51.22%	38,399,019,406m²
	Forestry	2.2.0 Production native forests	22.73%	17,039,397,675m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses, 4.2.0 Grazing irrigated modified pastures	12.89%	9,661,191,983m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park	7.77%	5,825,215,018m²
	Water	6.1.0 Lake, 6.2.0 Reservoir/dam, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River	0.57%	427,497,433m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry	0.45%	340,997,952m²
	Mining	5.8.0 Mining, 5.8.1 Mines, 5.8.2 Quarries	0.44%	333,247,999m²
	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, 5.6.0 Utilities, 5.6.5 Electricity substations and transmission, 5.7.0 Transport and communication, 5.7.2 Roads, 5.7.3 Railways	0.33%	244,498,532m²
	Unknown	5.8.4 Extractive industry not in use	0.10%	74,749,551m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards, 5.2.3 Poultry farms, 5.2.7 Saleyards/stockyards	0.03%	19,999,880m²
Show minor land uses 6
				749,667,998m²

Waterbug sample history

Sampled on 14 October 1998

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	25	1
Hydrobiidae (Unident.) KG029999	21
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	3
Oligochaeta LO	5	2
Oligochaeta (Unident.) LO999999	5
Acarina MM	15	6
Mites (Unident.) MM999999	15

Isopoda OR	22	2
Sphaeromatidae (Unident.) OR139999	22
Unknown OT	20
Atyidae (Unident.) OT019999	20

Coleoptera QC	246	5
Dytiscidae (Unident.) QC099999	26
Hydrophilidae (Unident.) QC119999	9

Hydraenidae (Unident.) QC139999	1

Elmidae (Unident.) QC349999	210

Diptera QD	157	3
Tipulidae (Unident.) QD019999	3
Ceratopogonidae (Unident.) QD099999	2

Simuliidae (Unident.) QD109999	12

Tanypodinae (Unident.) QDAE9999	2
Orthocladiinae (Unident.) QDAF9999	105
Chironominae (Unident.) QDAJ9999	33
Ephemeroptera QE	134	9
Baetidae (Unident.) QE029999	101
Leptophlebiidae (Unident.) QE069999	22
Caenidae (Unident.) QE089999	11
Hemiptera QH	2	2
Mesoveliidae (Unident.) QH529999	1
Gerridae (Unident.) QH579999	1
Megaloptera QM	3	8
Corydalidae (Unident.) QM019999	3

Odonata QO	19	3
Isostictidae (Unident.) QO039999	1
Protoneuridae (Unident.) QO049999	7
Synlestidae (Unident.) QO089999	1
Gomphidae (Unident.) QO139999	1
Corduliidae (Unident.) QO169999	1
Libellulidae (Unident.) QO179999	8
Plecoptera QP	101	10
Gripopterygidae (Unident.) QP039999	101
Trichoptera QT	50	8
Hydrobiosidae (Unident.) QT019999	11
Hydroptilidae (Unident.) QT039999	2
Philopotamidae (Unident.) QT049999	5
Hydropsychidae (Unident.) QT069999	14
Leptoceridae (Unident.) QT259999	18

SIGNALT	4.5
	ORDER
Weighted SIGNALT	4.8

Sampled on 9 April 1998

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	10	2
Dugesiidae (Unident.) IF619999	10
Gastropoda KG	9	1
Hydrobiidae (Unident.) KG029999	7
Planorbidae (Unident.) KG079999	2
Bivalvia KP	12	3
Corbiculidae (Unident.) KP029999	12
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Acarina MM	10	6
Mites (Unident.) MM999999	10

Unknown OG	1
Cladocera (Unident.) OG999999	1
Isopoda OR	14	2
Sphaeromatidae (Unident.) OR139999	14
Unknown OT	30
Atyidae (Unident.) OT019999	30

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	82	5
Dytiscidae (Unident.) QC099999	10
Hydrophilidae (Unident.) QC119999	15

Elmidae (Unident.) QC349999	37

Psephenidae (Unident.) QC379999	20

Diptera QD	178	3
Tipulidae (Unident.) QD019999	3
Ceratopogonidae (Unident.) QD099999	6

Simuliidae (Unident.) QD109999	26

Tanypodinae (Unident.) QDAE9999	12
Orthocladiinae (Unident.) QDAF9999	6
Chironominae (Unident.) QDAJ9999	125
Ephemeroptera QE	37	9
Baetidae (Unident.) QE029999	33
Caenidae (Unident.) QE089999	4
Hemiptera QH	14	2
Veliidae (Unident.) QH569999	3
Corixidae (Unident.) QH659999	8
Notonectidae (Unident.) QH679999	3
Lepidoptera QL	13	2
Crambidae (Unident.) QL019999	13

Megaloptera QM	2	8
Corydalidae (Unident.) QM019999	2

Odonata QO	29	3
Coenagrionidae (Unident.) QO029999	3
Diphlebiidae (Unident.) QO099999	3
Gomphidae (Unident.) QO139999	2
Libellulidae (Unident.) QO179999	21
Trichoptera QT	64	8
Hydrobiosidae (Unident.) QT019999	1
Hydroptilidae (Unident.) QT039999	9
Philopotamidae (Unident.) QT049999	13
Hydropsychidae (Unident.) QT069999	30
Ecnomidae (Unident.) QT089999	5
Leptoceridae (Unident.) QT259999	6

SIGNALT	3.2
	ORDER
Weighted SIGNALT	3.5