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

Douglas River u/s bridge EE040800DA60

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2000
Taxa count ORDER	9
Taxa count FAMILY	21
Taxa count ALT	46
Mayflies present?	59
	ORDER	FAMILY	ALT
SIGNAL	4.2	4.7	2.2
Weighted SIGNAL	6.6	5	5

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	92.82%	71,915,511,150m²
	Natural	1.1.3 National park	3.33%	2,578,388,733m²
	Water	6.5.1 Marsh/wetland - conservation, 6.5.2 Marsh/wetland - production	1.42%	1,100,736,135m²
	Arable Farming	3.3.3 Hay and silage	1.39%	1,074,974,758m²
	Residential And Infrastructure	5.5.3 Recreation and culture, 5.7.1 Airports/aerodromes, 5.7.2 Roads	0.72%	560,497,541m²
	Forestry Plantation	3.1.1 Hardwood plantation forestry	0.25%	191,084,392m²
	Mining	5.8.1 Mines	0.05%	38,266,900m²
	Unknown	5.8.4 Extractive industry not in use	0.02%	17,257,622m²
Show minor land uses 6
				774,767,172m²

Waterbug sample history

Sampled on 1 January 2000

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	5	6
Dropursa sp.(Unident.) MM151099	2

Hygrobates sp.(Unident.) MM151399	1

Mites (Unident.) MM999999	1

Oribatida (Unident.) MM9999A1	1

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

Coleoptera QC	2	5
Austrolimnius sp.(Unident.)(Larva) QC34019I	2

Diptera QD	134	3
Ceratopogoninae (Unident.) QD0999I1	28

Simuliidae (Unident.) QD109999	4

Djalmabatista sp.(Unident.) QDAE0699	8
Procladius sp.(Unident.) QDAE0899	1
Thienemannimyia sp.(Unident.) QDAE1499	2
Nilotanypus sp.(Unident.) QDAE1699	9
Larsia sp.(Unident.) QDAE1799	5
Tanypodinae (Unident.) QDAE9999	2
Rheocricotopus sp.(Unident.) QDAF0199	4
Corynoneura sp.(Unident.) QDAF0699	1
Thienemanniella sp.(Unident.) QDAF0799	1
Cricotopus sp.(Unident.) QDAF1599	13
Stempellinella sp.(Unident.) QDAH0199	28
Cladotanytarsus sp.(Unident.) QDAH0399	3
Tanytarsus micksmithi QDAH04MS	3
Tanytarsus unid QDAH04Q1	1
Tanytarsus sp. 1 QDAH04T1	1
Tanytarsus sp. 4 QDAH04T4	4
Tanytarsus sp. 5 QDAH04T5	2
Rheotanytarsus sp.(Unident.) QDAH0799	2
Dicrotendipes sp.(Unident.) QDAI0699	3
Polypedilum watsoni QDAI0810	2
Paratendipes sp.(Unident.) QDAI1099	2
?Skusella QDAJ99Q3	1
?Stictochironomus QDAJ99Q4	1
Chironomidae (Unident.) (Pupa) QDAZ999I	3
Ephemeroptera QE	59	9
Pseudocloeon sp.(Unident.) QE020599	33
Tasmanocoenis sp.(Unident.) QE080199	22
Wundacaenis dostini QE080202	4
Lepidoptera QL	1	2
Crambidae (Unident.) QL019999	1

Odonata QO	2	3
Epiproctophora (Unident.) QO999998	2
Trichoptera QT	46	8
Hellyethira sp.(Unident.) QT030499	3
Hydroptila sp.(Unident.) QT030599	3
Orthotrichia sp.(Unident.) QT030999	18
Cheumatopsyche sp.(Unident.) QT060599	5
Ecnomus sp.(Unident.) QT080499	1
Oecetis sp.(Unident.) QT250799	13
Triaenodes sp.(Unident.) QT251099	1
Triplectides sp.(Unident.) QT251199	2

SIGNALT	4.2
	ORDER
Weighted SIGNALT	5.6