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

Hodgson Ck d/s Mary R Station Road EE250500MA07R2

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2000
Taxa count ORDER	10
Taxa count FAMILY	25
Taxa count ALT	47
Mayflies present?	41
	ORDER	FAMILY	ALT
SIGNAL	3.9	4.4	2.3
Weighted SIGNAL	5.9	5.8	4.6

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	98.72%	24,697,505,784m²
	Residential And Infrastructure	5.4.3 Rural residential without agriculture, 5.7.2 Roads	0.84%	211,252,188m²
	Water	6.5.2 Marsh/wetland - production	0.25%	62,750,650m²
	Mining	5.8.1 Mines	0.18%	45,000,466m²
Show minor land uses 3
				250,165,091m²

Waterbug sample history

Sampled on 1 January 2000

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	1	1
Ferrissia sp.(Unident.) KG060199	1
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Acarina MM	18	6
Coaustraliobates sp.(Unident.) MM150699	7

Procorticacarus sp.(Unident.) MM150899	2

Hygrobates sp.(Unident.) MM151399	2

Oribatida (Unident.) MM9999A1	7

Unknown OT	3
Macrobrachium sp.(Unident.) OT020199	3

Coleoptera QC	5	5
Berosus sp.(Unident.)(Larva) QC11049I	1

Hydraena sp.(Unident.) QC130199	1

Austrolimnius sp. 9 (larva) QC3401L9	3

Diptera QD	131	3
Tipulidae (Unident.) QD019999	1
Culicidae (Unident.) QD079999	2

Ceratopogoninae (Unident.) QD0999I1	22

Empididae (Unident.) QD359999	2
Djalmabatista sp.(Unident.) QDAE0699	1
Thienemannimyia sp.(Unident.) QDAE1499	1
Nilotanypus sp.(Unident.) QDAE1699	1
Larsia sp.(Unident.) QDAE1799	3
Corynoneura sp.(Unident.) QDAF0699	3
Thienemanniella sp.(Unident.) QDAF0799	2
Cricotopus sp.(Unident.) QDAF1599	4
Stempellinella sp.(Unident.) QDAH0199	6
Cladotanytarsus sp.(Unident.) QDAH0399	1
Tanytarsus micksmithi QDAH04MS	1
Tanytarsus sp. 4 QDAH04T4	9
Tanytarsus sp. 5 QDAH04T5	2
Tanytarsus sp. 7 QDAH04T7	1
Tanytarsus sp. 8 QDAH04T8	1
Rheotanytarsus sp.(Unident.) QDAH0799	58
Dicrotendipes D1 QDAI06D1	1
Polypedilum watsoni QDAI0810	4
Paratendipes sp.(Unident.) QDAI1099	4
Robackia sp.(Unident.) QDAI1899	1
Ephemeroptera QE	41	9
Cloeon sp.(Unident.) QE020299	2
Pseudocloeon sp.(Unident.) QE020599	12
Tasmanocoenis sp.(Unident.) QE080199	6
Wundacaenis dostini QE080202	21
Hemiptera QH	2	2
Mesoveliidae (Unident.) QH529999	1
Veliidae (Unident.) QH569999	1
Odonata QO	8	3
Zygoptera (Unident.) QO999997	3
Epiproctophora (Unident.) QO999998	5
Trichoptera QT	33	8
Hellyethira sp.(Unident.) QT030499	2
Orthotrichia sp.(Unident.) QT030999	10
Cheumatopsyche sp.(Unident.) QT060599	4
Ecnomus sp.(Unident.) QT080499	3
Oecetis sp.(Unident.) QT250799	5
Triaenodes sp.(Unident.) QT251099	9

SIGNALT	3.9
	ORDER
Weighted SIGNALT	5.1