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

Colombo Creek, between bridges at Bemobka Sports Ground, Bemboa 473

Source	Waterwatch New South Wales
Latest Sample Date	14-10-2016
Taxa count ORDER	12
Taxa count FAMILY	14
Taxa count ALT	15
Mayflies present?	200
	ORDER	FAMILY	ALT
SIGNAL	4	4.1	0.9
Weighted SIGNAL	4	3	2.9

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	44.70%	2,275,939,344m²
	Minimal Use	2.1.0 Grazing native vegetation	29.12%	1,482,721,876m²
	Natural	1.1.3 National park	24.62%	1,253,303,592m²
	Residential And Infrastructure	5.4.1 Urban residential, 5.5.2 Public services	1.49%	75,723,029m²
	Intensive Pastoral Farming	5.2.1 Dairy sheds and yards	0.04%	2,249,199m²
	Water	6.3.0 River	0.02%	1,249,555m²
Show minor land uses 3
				50,911,866m²

Waterbug sample history

Sampled on 14 October 2016

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	4	2
TURBELLARIA IF000000	4
Nematoda II	20	3
Nematoda (Unident.) II999999	20
Gastropoda KG	20	1
Gastropoda (Unident.) KG999999	20
Oligochaeta LO	8	2
Oligochaeta (Unident.) LO999999	8
Unknown OT	120
Caridea (Unident.) OT999999	120

Coleoptera QC	92	5
Dytiscidae (Unident.) QC099999	40
Gyrinidae (Unident.) QC109999	12

Coleoptera (Unident.) QCZZ9999	40

Diptera QD	8	3
Chironomidae QDA00000	8
Ephemeroptera QE	200	9
Ephemeroptera (Unident.) QE999999	200
Hemiptera QH	4	2
Notonectidae (Unident.) QH679999	4
Odonata QO	80	3
Zygoptera (Unident.) QO999997	40
Epiproctophora (Unident.) QO999998	40
Plecoptera QP	160	10
Plecoptera (Unident.) QP999999	160
Trichoptera QT	280	8
Trichoptera (Unident.) QT999999	280

SIGNALT	4.0
	ORDER
Weighted SIGNALT	4.5

Sampled on 8 May 2015

Taxa	Abundance	SIGNALT Grade
Unknown IB	0
HYDROZOA IB000000	0
Turbellaria IF	10	2
TURBELLARIA IF000000	10
Nematoda II	0	3
Nematoda (Unident.) II999999	0
Gastropoda KG	20	1
Gastropoda (Unident.) KG999999	20
Bivalvia KP	0	3
PELECYPODA KP000000	0
Hirudinea LH	0	1
Hirudinea (Unident.) LH999999	0
Oligochaeta LO	40	2
Oligochaeta (Unident.) LO999999	40
Amphipoda OP	15	3
AMPHIPODA OP000000	15

Isopoda OR	0	2
ISOPODA OR000000	0
Unknown OT	530
Caridea (Unident.) OT999999	530

Decapoda OZ	0	4
CRUSTACEA (Unident.) OZ999999	0
Coleoptera QC	1300	5
Dytiscidae (Unident.) QC099999	115
Gyrinidae (Unident.) QC109999	1185

Coleoptera (Unident.) QCZZ9999	0

Diptera QD	60	3
Culicidae (Unident.) QD079999	30

Ceratopogonidae (Unident.) QD099999	10

Chironomidae QDA00000	20
Diptera (Unident.)(Larva) QDZZ9999	0

Ephemeroptera QE	350	9
Ephemeroptera (Unident.) QE999999	350
Hemiptera QH	110	2
Mesoveliidae (Unident.) QH529999	85
Gerridae (Unident.) QH579999	0
Nepidae (Unident.) QH619999	0
Corixidae (Unident.) QH659999	25
Notonectidae (Unident.) QH679999	0
Megaloptera QM	0	8
Megaloptera (Unident.) QM999999	0

Odonata QO	65	3
Zygoptera (Unident.) QO999997	5
Epiproctophora (Unident.) QO999998	60
Plecoptera QP	280	10
Plecoptera (Unident.) QP999999	280
Trichoptera QT	195	8
Trichoptera (Unident.) QT999999	195

SIGNALT	3.6
	ORDER
Weighted SIGNALT	4.1

Sampled on 21 October 2013

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	45	2
TURBELLARIA IF000000	45
Nematoda II	60	3
Nematoda (Unident.) II999999	60
Gastropoda KG	25	1
Gastropoda (Unident.) KG999999	25
Hirudinea LH	5	1
Hirudinea (Unident.) LH999999	5
Oligochaeta LO	30	2
Oligochaeta (Unident.) LO999999	30
Unknown M9	55
ARACHNIDA (Unident.) M9999999	55
Unknown OT	80
Caridea (Unident.) OT999999	80

Coleoptera QC	775	5
Dytiscidae (Unident.) QC099999	65
Gyrinidae (Unident.) QC109999	285

Coleoptera (Unident.) QCZZ9999	425

Diptera QD	75	3
Ceratopogonidae (Unident.) QD099999	50

Diptera (Unident.)(Larva) QDZZ9999	25

Ephemeroptera QE	660	9
Ephemeroptera (Unident.) QE999999	660
Hemiptera QH	690	2
Mesoveliidae (Unident.) QH529999	25
Gerridae (Unident.) QH579999	80
Corixidae (Unident.) QH659999	560
Notonectidae (Unident.) QH679999	25
Odonata QO	125	3
Zygoptera (Unident.) QO999997	15
Epiproctophora (Unident.) QO999998	110
Plecoptera QP	60	10
Plecoptera (Unident.) QP999999	60
Trichoptera QT	345	8
Trichoptera (Unident.) QT999999	345

SIGNALT	3.5
	ORDER
Weighted SIGNALT	3.6

Sampled on 12 March 2013

Taxa	Abundance	SIGNALT Grade
Nematoda II	10	3
Nematoda (Unident.) II999999	10
Gastropoda KG	24	1
Gastropoda (Unident.) KG999999	24
Bivalvia KP	2	3
PELECYPODA KP000000	2
Unknown M9	128
ARACHNIDA (Unident.) M9999999	128
Amphipoda OP	30	3
AMPHIPODA OP000000	30

Unknown OT	184
Caridea (Unident.) OT999999	184

Coleoptera QC	298	5
Dytiscidae (Unident.) QC099999	160
Gyrinidae (Unident.) QC109999	78

Coleoptera (Unident.) QCZZ9999	60

Diptera QD	2	3
Chironomidae QDA00000	2
Ephemeroptera QE	72	9
Ephemeroptera (Unident.) QE999999	72
Hemiptera QH	206	2
Mesoveliidae (Unident.) QH529999	20
Gerridae (Unident.) QH579999	60
Corixidae (Unident.) QH659999	60
Notonectidae (Unident.) QH679999	66
Odonata QO	66	3
Zygoptera (Unident.) QO999997	30
Epiproctophora (Unident.) QO999998	36
Trichoptera QT	64	8
Trichoptera (Unident.) QT999999	64
Unknown	0
Unknown	0

SIGNALT	3.1
	ORDER
Weighted SIGNALT	3.4

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