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

Cobbadah CK @ Gowrie 65254

Source	Office of Environment and Heritage
Latest Sample Date	09-04-2006
Taxa count ORDER	17
Taxa count FAMILY	43
Taxa count ALT	43
Mayflies present?	60
	ORDER	FAMILY	ALT
SIGNAL	2.8	3.6	2.8
Weighted SIGNAL	4.7		4.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	2.1.0 Grazing native vegetation	46.99%	13,909,494,783m²
	Pastoral Farming	3.2.0 Grazing modified pastures	39.50%	11,692,155,026m²
	Arable Farming	3.3.0 Cropping	13.02%	3,854,221,461m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.6.0 Utilities, 5.7.2 Roads	0.39%	115,741,636m²
	Mining	5.8.0 Mining	0.06%	18,998,627m²
	Water	6.2.0 Reservoir/dam	0.04%	11,249,187m²
Show minor land uses 3
				296,018,607m²

Waterbug sample history

Sampled on 9 April 2006

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Gastropoda KG	37	1
Thiaridae (Unident.) KG049999	35
Ancylidae (Unident.) KG069999	1
Planorbidae (Unident.) KG079999	1
Bivalvia KP	1	3
Corbiculidae (Unident.) KP029999	1
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Acarina MM	17	6
Mites (Unident.) MM999999	17

Unknown OH	4
Ostracoda (Unident.) OH999999	4
Unknown OJ	2
Copepoda (Unident.) OJ999999	2
Unknown OT	18
Atyidae (Unident.) OT019999	14

Palaemonidae (Unident.) OT029999	4

Unknown QA	3
Collembola (Unident.) QA999999	3
Coleoptera QC	65	5
Dytiscidae (Unident.) QC099999	6
Gyrinidae (Unident.) QC109999	9

Hydrophilidae (Unident.) QC119999	24

Elmidae (Unident.) QC349999	16

Psephenidae (Unident.) QC379999	10

Diptera QD	67	3
Ceratopogonidae (Unident.) QD099999	2

Simuliidae (Unident.) QD109999	18

Tabanidae (Unident.) QD239999	3
Tanypodinae (Unident.) QDAE9999	9
Orthocladiinae (Unident.) QDAF9999	13
Chironominae (Unident.) QDAJ9999	17
Diptera (Unident.)(Larva) QDZZ9999	5

Ephemeroptera QE	60	9
Baetidae (Unident.) QE029999	27
Leptophlebiidae (Unident.) QE069999	24
Caenidae (Unident.) QE089999	9
Hemiptera QH	15	2
Mesoveliidae (Unident.) QH529999	1
Veliidae (Unident.) QH569999	3
Gerridae (Unident.) QH579999	3
Corixidae (Unident.) QH659999	4
Notonectidae (Unident.) QH679999	4
Lepidoptera QL	3	2
Crambidae (Unident.) QL019999	3

Odonata QO	38	3
Coenagrionidae (Unident.) QO029999	4
Diphlebiidae (Unident.) QO099999	3
Gomphidae (Unident.) QO139999	25
Libellulidae (Unident.) QO179999	6
Trichoptera QT	58	8
Hydroptilidae (Unident.) QT039999	18
Philopotamidae (Unident.) QT049999	1
Hydropsychidae (Unident.) QT069999	31
Ecnomidae (Unident.) QT089999	6
Leptoceridae (Unident.) QT259999	2

SIGNALT	2.8
	ORDER
Weighted SIGNALT	3.5