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

Apsley R @ Green Wells 44136

Source	Office of Environment and Heritage
Latest Sample Date	20-05-2010
Taxa count ORDER	18
Taxa count FAMILY	42
Taxa count ALT	42
Mayflies present?	35
	ORDER	FAMILY	ALT
SIGNAL	3.5	4	3.3
Weighted SIGNAL	4.6		4.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	58.83%	11,159,372,931m²
	Minimal Use	2.1.0 Grazing native vegetation	34.77%	6,596,083,812m²
	Arable Farming	3.3.0 Cropping	3.52%	667,932,540m²
	Water	6.2.0 Reservoir/dam, 6.3.0 River, 6.5.0 Marsh/wetland	1.55%	293,970,310m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure, 5.7.2 Roads	0.90%	171,482,681m²
	Forestry	2.2.0 Production native forests	0.40%	74,992,426m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards	0.01%	2,499,748m²
	Natural	1.2.0 Managed resource protection	0.01%	2,249,773m²
Show minor land uses 5
				189,685,842m²

Waterbug sample history

Sampled on 20 May 2010

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	16	1
Ancylidae (Unident.) KG069999	2
Physidae (Unident.) KG089999	14
Bivalvia KP	12	3
Corbiculidae (Unident.) KP029999	6
Sphaeriidae (Unident.) KP039999	6
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Acarina MM	3	6
Mites (Unident.) MM999999	3

Unknown OG	6
Cladocera (Unident.) OG999999	6
Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Unknown OT	18
Atyidae (Unident.) OT019999	18

Unknown OV	8
Parastacidae (Unident.) OV019999	8

Coleoptera QC	64	5
Dytiscidae (Unident.) QC099999	4
Gyrinidae (Unident.) QC109999	45

Hydrophilidae (Unident.) QC119999	9

Hydraenidae (Unident.) QC139999	3

Elmidae (Unident.) QC349999	1

Psephenidae (Unident.) QC379999	2

Diptera QD	54	3
Ceratopogonidae (Unident.) QD099999	4

Simuliidae (Unident.) QD109999	10

Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	18
Chironominae (Unident.) QDAJ9999	17
Ephemeroptera QE	35	9
Baetidae (Unident.) QE029999	7
Leptophlebiidae (Unident.) QE069999	21
Caenidae (Unident.) QE089999	7
Hemiptera QH	20	2
Mesoveliidae (Unident.) QH529999	3
Veliidae (Unident.) QH569999	2
Corixidae (Unident.) QH659999	6
Naucoridae (Unident.) QH669999	4
Notonectidae (Unident.) QH679999	3
Pleidae (Unident.) QH689999	2
Lepidoptera QL	3	2
Crambidae (Unident.) QL019999	3

Megaloptera QM	6	8
Sialidae (Unident.) QM029999	6
Odonata QO	22	3
Coenagrionidae (Unident.) QO029999	17
Diphlebiidae (Unident.) QO099999	3
Libellulidae (Unident.) QO179999	2
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	35	8
Hydrobiosidae (Unident.) QT019999	9
Hydroptilidae (Unident.) QT039999	2
Hydropsychidae (Unident.) QT069999	9
Ecnomidae (Unident.) QT089999	4
Leptoceridae (Unident.) QT259999	11

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.7