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

Elizabeth River EE200409DW71

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2009
Taxa count ORDER	12
Taxa count FAMILY	27
Taxa count ALT	41
Mayflies present?	49
	ORDER	FAMILY	ALT
SIGNAL	3.5	4.1	2.3
Weighted SIGNAL	5.4	4.5	4.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.2 Stock route, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	85.60%	990,172,207m²
	Residential And Infrastructure	5.4.3 Rural residential without agriculture, 5.7.2 Roads	11.04%	127,756,122m²
	Unknown	5.8.4 Extractive industry not in use	1.36%	15,689,348m²
	Water	6.3.1 River - conservation	0.84%	9,712,454m²
	Mining	5.8.2 Quarries	0.65%	7,471,118m²
	Arable Farming	3.3.3 Hay and silage	0.52%	5,976,895m²
Show minor land uses 4
				11,567,781m²

Waterbug sample history

Sampled on 1 January 2009

Taxa	Abundance	SIGNALT Grade
Nematoda II	4	3
Nematoda (Unident.) II999999	4
Gastropoda KG	9	1
Ferrissia sp.(Unident.) KG060199	9
Oligochaeta LO	9	2
Oligochaeta (Unident.) LO999999	9
Acarina MM	2	6
Coaustraliobates sp.(Unident.) MM150699	1

Recifella sp.(Unident.) MM160599	1

Unknown OT	1
Macrobrachium sp.(Unident.) OT020199	1

Coleoptera QC	6	5
Berosus sp.(Unident.) QC110499	4

Hydraena sp.(Unident.) QC130199	1

Hydrochus sp.(Unident.) QCAO0199	1

Diptera QD	75	3
Tipulidae (Unident.) QD019999	1
Culicidae (Unident.) QD079999	8

Ceratopogoninae (Unident.) QD0999I1	8

Procladius sp.(Unident.) QDAE0899	2
Ablabesmyia sp.(Unident.) QDAE1199	6
Paramerina sp.(Unident.) QDAE1299	9
Corynoneura sp.(Unident.) QDAF0699	1
Riethia sp.(Unident.) QDAG0199	1
Cladotanytarsus sp.(Unident.) QDAH0399	7
Tanytarsus sp.(Unident.) QDAH0499	7
Paratanytarsus sp.(Unident.) QDAH0699	1
Rheotanytarsus sp.(Unident.) QDAH0799	1
Stenochironomus sp.(Unident.) QDAI0299	2
Dicrotendipes sp.(Unident.) QDAI0699	1
Polypedilum sp.(Unident.) QDAI0899	10
Conochironomus sp.(Unident.) QDAI1499	2

Parachironomus sp.(Unident.) QDAI2599	1
Chironomidae (Unident.)(Larva) QDAZ9999	2
Chironomidae (Unident.) (Pupa) QDAZ999I	5
Ephemeroptera QE	49	9
Cloeon sp.(Unident.) QE020299	15
Centroptilum sp.(Unident.) QE020399	1
Thraulus sp.(Unident.) QE061599	2
Tasmanocoenis sp.(Unident.) QE080199	31
Hemiptera QH	16	2
Veliidae (Unident.) QH569999	2
Corixidae (Unident.) QH659999	14
Odonata QO	11	3
Zygoptera (Unident.) QO999997	8
Epiproctophora (Unident.) QO999998	3
Trichoptera QT	39	8
Hellyethira sp.(Unident.) QT030499	1
Oecetis sp.(Unident.) QT250799	3
Triaenodes sp.(Unident.) QT251099	34
Triplectides sp.(Unident.) QT251199	1
Unknown	8
Unknown	8

SIGNALT	3.5
	ORDER
Weighted SIGNALT	4.0