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

Richmond R @ Dourrigans 42036

Source	Office of Environment and Heritage
Latest Sample Date	21-05-2008
Taxa count ORDER	17
Taxa count FAMILY	55
Taxa count ALT	55
Mayflies present?	64
	ORDER	FAMILY	ALT
SIGNAL	3.8	4.3	3.6
Weighted SIGNAL	4.4		5

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park	42.87%	24,524,466,913m²
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	33.11%	18,941,667,535m²
	Forestry	2.2.0 Production native forests, 3.1.0 Plantation forests	12.21%	6,985,811,788m²
	Pastoral Farming	3.2.0 Grazing modified pastures	7.73%	4,421,539,107m²
	Water	6.2.0 Reservoir/dam, 6.3.0 River, 6.5.0 Marsh/wetland	1.32%	752,506,656m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry	1.17%	670,005,926m²
	Arable Farming	3.3.0 Cropping, 3.4.0 Perennial horticulture, 3.4.1 Tree fruits	0.97%	553,504,896m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.7.0 Transport and communication, 5.7.2 Roads, 5.7.3 Railways	0.60%	345,253,054m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards	0.01%	8,500,075m²
	Unknown	3.6.5 Abandoned perennial horticulture	0.01%	5,500,049m²
	Intensive Arable Farming	5.1.2 Shadehouses	0.00%	2,500,022m²
	Mining	5.8.2 Quarries	0.00%	1,750,015m²
Show minor land uses 8
				572,132,560m²

Waterbug sample history

Sampled on 21 May 2008

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	13	1
Hydrobiidae (Unident.) KG029999	7
Thiaridae (Unident.) KG049999	6
Bivalvia KP	2	3
Corbiculidae (Unident.) KP029999	1
Sphaeriidae (Unident.) KP039999	1
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	7	2
Oligochaeta (Unident.) LO999999	7
Acarina MM	6	6
Mites (Unident.) MM999999	6

Isopoda OR	1	2
Corallanidae OR099999	1
Unknown OT	15
Atyidae (Unident.) OT019999	8

Palaemonidae (Unident.) OT029999	7

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	79	5
Dytiscidae (Unident.) QC099999	6
Hydrophilidae (Unident.) QC119999	42

Hydraenidae (Unident.) QC139999	1

Staphylinidae (Unident.) QC189999	3
Elmidae (Unident.) QC349999	19

Psephenidae (Unident.) QC379999	6

Ptilodactylidae (Unident.) QC399999	1

Chrysomelidae (Unident.) QCAH9999	1
Diptera QD	57	3
Tipulidae (Unident.) QD019999	1
Ceratopogonidae (Unident.) QD099999	12

Simuliidae (Unident.) QD109999	5

Tanypodinae (Unident.) QDAE9999	6
Orthocladiinae (Unident.) QDAF9999	9
Chironominae (Unident.) QDAJ9999	24
Ephemeroptera QE	64	9
Baetidae (Unident.) QE029999	38
Leptophlebiidae (Unident.) QE069999	24
Caenidae (Unident.) QE089999	2
Hemiptera QH	11	2
Hydrometridae (Unident.) QH549999	1
Veliidae (Unident.) QH569999	1
Nepidae (Unident.) QH619999	1
Corixidae (Unident.) QH659999	4
Naucoridae (Unident.) QH669999	1
Notonectidae (Unident.) QH679999	2
Pleidae (Unident.) QH689999	1
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Megaloptera QM	4	8
Corydalidae (Unident.) QM019999	3

Sialidae (Unident.) QM029999	1
Odonata QO	49	3
Coenagrionidae (Unident.) QO029999	2
Isostictidae (Unident.) QO039999	1
Protoneuridae (Unident.) QO049999	2
Diphlebiidae (Unident.) QO099999	1
Aeshnidae (Unident.) QO129999	5
Gomphidae (Unident.) QO139999	31
Corduliidae (Unident.) QO169999	1
Libellulidae (Unident.) QO179999	6
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	70	8
Hydrobiosidae (Unident.) QT019999	12
Hydroptilidae (Unident.) QT039999	1
Philopotamidae (Unident.) QT049999	8
Hydropsychidae (Unident.) QT069999	20
Helicophidae (Unident.) QT199999	10
Atriplectididae (Unident.) QT239999	4
Calamoceratidae (Unident.) QT249999	3
Leptoceridae (Unident.) QT259999	12

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.1