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

Ironbark Ck near Woodreef Mine NAMO520

Source	Office of Environment and Heritage
Latest Sample Date	18-11-1997
Taxa count ORDER	12
Taxa count FAMILY	41
Taxa count ALT	41
Mayflies present?	70
	ORDER	FAMILY	ALT
SIGNAL	3.5	4.3	3.4
Weighted SIGNAL	4.9		4.7

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	2.1.0 Grazing native vegetation	80.01%	44,434,722,120m²
	Pastoral Farming	3.2.0 Grazing modified pastures	13.65%	7,580,518,838m²
	Natural	1.1.1 Strict nature reserves, 1.1.3 National park	4.61%	2,558,093,813m²
	Arable Farming	3.3.0 Cropping	1.08%	598,830,484m²
	Mining	5.8.0 Mining	0.54%	300,540,393m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure	0.08%	42,255,679m²
	Water	6.2.0 Reservoir/dam, 6.5.0 Marsh/wetland	0.04%	21,252,856m²
Show minor land uses 4
				555,362,142m²

Waterbug sample history

Sampled on 18 November 1997

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	1	1
Physidae (Unident.) KG089999	1
Hirudinea LH	1	1
Richardsonianidae (Unident.) LH039999	1
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Unknown OT	11
Atyidae (Unident.) OT019999	10

Palaemonidae (Unident.) OT029999	1

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	40	5
Gyrinidae (Unident.) QC109999	9

Hydrophilidae (Unident.) QC119999	9

Hydraenidae (Unident.) QC139999	1

Scirtidae (Unident.) QC209999	2

Elmidae (Unident.) QC349999	8

Psephenidae (Unident.) QC379999	6

Coleoptera (Unident.) QCZZ9999	5

Diptera QD	44	3
Tipulidae (Unident.) QD019999	4
Ceratopogonidae (Unident.) QD099999	10

Simuliidae (Unident.) QD109999	5

Tabanidae (Unident.) QD239999	1
Stratiomyidae (Unident.) QD249999	1
Diamesinae (Unident.) QDAB9999	7
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	7
Chironominae (Unident.) QDAJ9999	8
Ephemeroptera QE	70	9
Baetidae (Unident.) QE029999	31
Leptophlebiidae (Unident.) QE069999	31
Caenidae (Unident.) QE089999	8
Hemiptera QH	147	2
Veliidae (Unident.) QH569999	3
Gerridae (Unident.) QH579999	23
Corixidae (Unident.) QH659999	99
Notonectidae (Unident.) QH679999	22
Megaloptera QM	11	8
Corydalidae (Unident.) QM019999	11

Odonata QO	13	3
Protoneuridae (Unident.) QO049999	2
Gomphidae (Unident.) QO139999	9
Corduliidae (Unident.) QO169999	1
Libellulidae (Unident.) QO179999	1
Trichoptera QT	227	8
Hydrobiosidae (Unident.) QT019999	7
Hydroptilidae (Unident.) QT039999	1
Philopotamidae (Unident.) QT049999	99
Hydropsychidae (Unident.) QT069999	99
Ecnomidae (Unident.) QT089999	8
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	12

SIGNALT	3.5
	ORDER
Weighted SIGNALT	4.4

Sampled on 6 May 1997

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Unknown OT	9
Atyidae (Unident.) OT019999	6

Palaemonidae (Unident.) OT029999	3

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	33	5
Dytiscidae (Unident.) QC099999	1
Gyrinidae (Unident.) QC109999	6

Hydrophilidae (Unident.) QC119999	3

Hydraenidae (Unident.) QC139999	6

Scirtidae (Unident.) QC209999	1

Elmidae (Unident.) QC349999	8

Psephenidae (Unident.) QC379999	8

Diptera QD	81	3
Ceratopogonidae (Unident.) QD099999	8

Simuliidae (Unident.) QD109999	4

Muscidae (Unident.) QD899999	4
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	40
Chironominae (Unident.) QDAJ9999	19
Diptera (Unident.)(Larva) QDZZ9999	5

Ephemeroptera QE	76	9
Baetidae (Unident.) QE029999	27
Leptophlebiidae (Unident.) QE069999	41
Caenidae (Unident.) QE089999	8
Hemiptera QH	202	2
Hydrometridae (Unident.) QH549999	1
Veliidae (Unident.) QH569999	13
Gerridae (Unident.) QH579999	12
Saldidae (Unident.) QH609999	1
Corixidae (Unident.) QH659999	155
Notonectidae (Unident.) QH679999	20
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Megaloptera QM	4	8
Corydalidae (Unident.) QM019999	4

Odonata QO	17	3
Gomphidae (Unident.) QO139999	16
Libellulidae (Unident.) QO179999	1
Trichoptera QT	129	8
Hydrobiosidae (Unident.) QT019999	26
Philopotamidae (Unident.) QT049999	12
Hydropsychidae (Unident.) QT069999	41
Ecnomidae (Unident.) QT089999	2
Calamoceratidae (Unident.) QT249999	5
Leptoceridae (Unident.) QT259999	43

SIGNALT	3.8
	ORDER
Weighted SIGNALT	4.5