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

Edith River u/s 'new' railway bridge EE230507DA61

Source	Department of Environment and Natural Resources (Daly River)
Latest Sample Date	01-01-2007
Taxa count ORDER	9
Taxa count FAMILY	26
Taxa count ALT	46
Mayflies present?	5
	ORDER	FAMILY	ALT
SIGNAL	4.2	4.5	2.1
Weighted SIGNAL	5.2	4.9	4.8

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Minimal Use	1.2.5 Traditional indigenous uses, 2.1.0 Grazing native vegetation	97.38%	72,106,666,201m²
	Mining	5.8.1 Mines, 5.8.3 Tailings	1.52%	1,125,342,626m²
	Residential And Infrastructure	5.4.3 Rural residential without agriculture, 5.7.2 Roads, 5.7.3 Railways	0.75%	552,422,746m²
	Water	6.3.1 River - conservation, 6.5.1 Marsh/wetland - conservation	0.35%	262,713,261m²
Show minor land uses 3
				740,471,448m²

Waterbug sample history

Sampled on 1 January 2007

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Acarina MM	16	6
Oribatida (Unident.) MM9999A1	16

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

Coleoptera QC	21	5
Clypeodytes sp.(Unident.) QC090899	10

Hydraena sp.(Unident.) QC130199	3

Austrolimnius unid (larva) QC34019L	2

Hydrochus sp.(Unident.) QCAO0199	1

Coleoptera (Unident.)(Larva) QCZZ999I	5

Diptera QD	133	3
Ceratopogoninae (Unident.) QD0999I1	26

Empididae (Unident.) QD359999	2
Clinotanypus sp.(Unident.) QDAE0199	3
Djalmabatista sp.(Unident.) QDAE0699	3
Procladius sp.(Unident.) QDAE0899	5
Ablabesmyia sp.(Unident.) QDAE1199	1
Paramerina sp.(Unident.) QDAE1299	1
Nilotanypus sp.(Unident.) QDAE1699	4
Larsia sp.(Unident.) QDAE1799	2
Tanypodinae (Unident.) QDAE9999	1
Nanocladius sp.(Unident.) QDAF0499	1
Riethia sp.(Unident.) QDAG0199	4
Stempellinella sp.(Unident.) QDAH0199	2
Cladotanytarsus sp.(Unident.) QDAH0399	9
Tanytarsus sp.(Unident.) QDAH0499	21
Paratanytarsus sp.(Unident.) QDAH0699	6
Rheotanytarsus sp.(Unident.) QDAH0799	5
Dicrotendipes sp.(Unident.) QDAI0699	4
Polypedilum sp.(Unident.) QDAI0899	20
Paratendipes sp.(Unident.) QDAI1099	5
Conochironomus sp.(Unident.) QDAI1499	4

Harnischia sp.(Unident.) QDAI2399	2
?Stictochironomus QDAJ99Q4	1
Chironomidae (Unident.)(Larva) QDAZ9999	1
Ephemeroptera QE	5	9
Leptophlebiidae QE060000	1
Thraulus sp.(Unident.) QE061599	2
Tasmanocoenis sp.(Unident.) QE080199	1
Wundacaenis dostini QE080202	1
Hemiptera QH	1	2
Mesoveliidae (Unident.) QH529999	1
Odonata QO	19	3
Austrogomphus sp.(Unident.) QO130499	3
Zygoptera (Unident.) QO999997	11
Epiproctophora (Unident.) QO999998	5
Trichoptera QT	38	8
Orthotrichia sp.(Unident.) QT030999	1
Ecnomus sp.(Unident.) QT080499	4
Ecnomina sp.(Unident.) (D,E and F groups) QT0899A1	5
Oecetis sp.(Unident.) QT250799	3
Triaenodes sp.(Unident.) QT251099	23
Trichoptera (Unident.) QT999999	2

SIGNALT	4.2
	ORDER
Weighted SIGNALT	4.9