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

Mary R d/s Maude Ck Confluence EE220600MA21

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2000
Taxa count ORDER	8
Taxa count FAMILY	21
Taxa count ALT	41
Mayflies present?	69
	ORDER	FAMILY	ALT
SIGNAL	4.5	5.1	3.1
Weighted SIGNAL	6.1	5.6	5.7

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	57.36%	155,537,502,045m²
	Natural	1.1.3 National park	41.03%	111,244,840,803m²
	Water	6.1.1 Lake - conservation, 6.5.1 Marsh/wetland - conservation, 6.5.2 Marsh/wetland - production	0.70%	1,888,730,747m²
	Residential And Infrastructure	5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.3 Recreation and culture, 5.6.1 Fuel powered electricity generation, 5.7.2 Roads	0.44%	1,206,397,386m²
	Mining	5.8.1 Mines	0.30%	814,349,489m²
	Unknown	5.8.4 Extractive industry not in use	0.15%	416,300,860m²
	Industrial	5.5.1 Commercial services	0.02%	48,005,865m²
Show minor land uses 5
				2,711,561,272m²

Waterbug sample history

Sampled on 1 January 2000

Taxa	Abundance	SIGNALT Grade
Acarina MM	7	6
Albia sp.(Unident.) MM190199	1

Oribatida (Unident.) MM9999A1	6

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

Coleoptera QC	14	5
Hydraena sp.(Unident.) QC130199	1

Austrolimnius sp.(Unident.)(Larva) QC34019I	2

Austrolimnius EPA sp.A6 QC3401A5	4

Austrolimnius EPA sp.A9 QC3401A8	4

Austrolimnius sp. 4 (larva) QC3401L4	1

Austrolimnius N. sp. 1(A) (adult) QC3401N1	2

Diptera QD	72	3
Ceratopogoninae (Unident.) QD0999I1	2

Djalmabatista sp.(Unident.) QDAE0699	2
Ablabesmyia sp.(Unident.) QDAE1199	1
Paramerina sp.(Unident.) QDAE1299	1
Thienemannimyia sp.(Unident.) QDAE1499	5
Nilotanypus sp.(Unident.) QDAE1699	12
Larsia sp.(Unident.) QDAE1799	1
Nanocladius sp.(Unident.) QDAF0499	2
Corynoneura sp.(Unident.) QDAF0699	3
Cricotopus sp.(Unident.) QDAF1599	1
Riethia sp.(Unident.) QDAG0199	1
Stempellinella sp.(Unident.) QDAH0199	6
Cladotanytarsus sp.(Unident.) QDAH0399	1
Tanytarsus micksmithi QDAH04MS	11
Tanytarsus sp. 4 QDAH04T4	2
Paratanytarsus sp.(Unident.) QDAH0699	2
Rheotanytarsus sp.(Unident.) QDAH0799	16
Polypedilum watsoni QDAI0810	3
Ephemeroptera QE	69	9
Pseudocloeon sp.(Unident.) QE020599	38
Thraulus sp.(Unident.) QE061599	1
Tasmanocoenis sp.(Unident.) QE080199	10
Wundacaenis dostini QE080202	20
Hemiptera QH	1	2
Gelastocoridae (Unident.) QH649999	1
Odonata QO	3	3
Austrogomphus sp.(Unident.) QO130499	1
Zygoptera (Unident.) QO999997	1
Epiproctophora (Unident.) QO999998	1
Trichoptera QT	47	8
Hellyethira sp.(Unident.) QT030499	1
Orthotrichia sp.(Unident.) QT030999	15
Cheumatopsyche sp.(Unident.) QT060599	1
Ecnomus sp.(Unident.) QT080499	2
Oecetis sp.(Unident.) QT250799	14
Triaenodes sp.(Unident.) QT251099	14

SIGNALT	4.5
	ORDER
Weighted SIGNALT	5.6