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

Blackmore River d/s Meade Rd cnr EE160503DW36

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2003
Taxa count ORDER	9
Taxa count FAMILY	30
Taxa count ALT	44
Mayflies present?	78
	ORDER	FAMILY	ALT
SIGNAL	4	4.8	3.1
Weighted SIGNAL	6	4.9	5.4

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.2.5 Traditional indigenous uses, 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	83.51%	12,479,405,718m²
	Residential And Infrastructure	5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.7.2 Roads, 5.7.5 Navigation and communication	11.91%	1,780,416,866m²
	Arable Farming	3.3.3 Hay and silage, 4.4.1 Irrigated tree fruits, 4.5.3 Irrigated seasonal vegetables and herbs	2.00%	299,026,096m²
	Water	6.2.1 Reservoir, 6.5.1 Marsh/wetland - conservation, 6.5.2 Marsh/wetland - production	1.95%	291,781,521m²
	Pastoral Farming	3.2.0 Grazing modified pastures, 3.2.1 Native/exotic pasture mosaic, 3.2.5 Sown grasses	0.30%	44,216,891m²
	Mining	5.8.2 Quarries	0.21%	31,726,244m²
	Unknown	4.6.2 Abandoned irrigated land, 5.8.4 Extractive industry not in use	0.11%	16,737,467m²
Show minor land uses 5
				149,433,108m²

Waterbug sample history

Sampled on 1 January 2003

Taxa	Abundance	SIGNALT Grade
Acarina MM	12	6
Hydrodroma sp.(Unident.) MM070199	1

Limnesia sp.(Unident.) MM120199	1

Australiobates sp.(Unident.) MM150399	1

Coaustraliobates sp.(Unident.) MM150699	1

Koenikea sp.(Unident.) MM160299	1

Recifella sp.(Unident.) MM160599	3

Unionicola sp.(Unident.) MM160699	1

Unionicolidae (Unident.) MM169999	1

Albia sp.(Unident.) MM190199	1

Arrenurus sp.(Unident.) MM230199	1

Unknown OT	6
Caridea (Unident.) OT999999	6

Unknown QA	1
Collembola (Unident.) QA999999	1
Coleoptera QC	33	5
Notomicrus tenellus QC080401	2

Megaporus ruficeps QC092105	3

Hydraena sp.(Unident.) QC130199	3

Austrolimnius sp.(Unident.)(Larva) QC34019I	24

Hydrochus sp.(Unident.) QCAO0199	1

Diptera QD	58	3
Culicidae (Unident.) QD079999	6

Ceratopogoninae (Unident.) QD0999I1	4

Procladius sp.(Unident.) QDAE0899	2
Ablabesmyia hilli QDAE1101	2
Ablabesmyia sp.(Unident.) QDAE1199	7
Paramerina sp.(Unident.) QDAE1299	14
Riethia sp.(Unident.) QDAG0199	1
Paratanytarsus sp.(Unident.) QDAH0699	2
Dicrotendipes sp.(Unident.) QDAI0699	1
Polypedilum watsoni QDAI0810	2
Polypedilum sp.(Unident.) QDAI0899	1
Skusella sp.(Unident.) QDAI1399	4
Conochironomus sp.(Unident.) QDAI1499	8

?Stictochironomus QDAJ99Q4	1
Unk genus K1 QDAJ99Q6	2
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	78	9
Cloeon sp.(Unident.) QE020299	1
Thraulus sp.(Unident.) QE061599	43
Tasmanocoenis sp.(Unident.) QE080199	34
Hemiptera QH	2	2
Notonectidae (Unident.) QH679999	2
Odonata QO	4	3
Austrogomphus sp.(Unident.) QO130499	1
Zygoptera (Unident.) QO999997	3
Trichoptera QT	89	8
Ecnomina sp.(Unident.) (D,E and F groups) QT0899A1	1
Anisocentropus sp.(Unident.) QT240199	15
Oecetis sp.(Unident.) QT250799	38
Triaenodes sp.(Unident.) QT251099	28
Triplectides sp.(Unident.) QT251199	7

SIGNALT	4.0
	ORDER
Weighted SIGNALT	5.1