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

Gwydir R @ Beaconsfield 65201

Source	Office of Environment and Heritage
Latest Sample Date	11-05-2012
Taxa count ORDER	11
Taxa count FAMILY	27
Taxa count ALT	27
Mayflies present?	64
	ORDER	FAMILY	ALT
SIGNAL	3.6	4.1	2.9
Weighted SIGNAL	5.2		4.1

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Pastoral Farming	3.2.0 Grazing modified pastures	47.75%	320,779,813m²
	Minimal Use	2.1.0 Grazing native vegetation	43.51%	292,277,164m²
	Arable Farming	3.3.0 Cropping	7.96%	53,504,973m²
	Residential And Infrastructure	5.4.0 Residential and farm infrastructure	0.45%	3,000,279m²
	Water	6.2.0 Reservoir/dam	0.33%	2,250,209m²
Show minor land uses 2
				6,718,124m²

Waterbug sample history

Sampled on 11 May 2012

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	2	1
Physidae (Unident.) KG089999	2
Bivalvia KP	6	3
Corbiculidae (Unident.) KP029999	4
Sphaeriidae (Unident.) KP039999	2
Acarina MM	3	6
Mites (Unident.) MM999999	3

Unknown OT	12
Atyidae (Unident.) OT019999	12

Unknown OV	4
Parastacidae (Unident.) OV019999	4

Coleoptera QC	40	5
Dytiscidae (Unident.) QC099999	4
Hydrophilidae (Unident.) QC119999	21

Psephenidae (Unident.) QC379999	10

Curculionidae (Unident.) QCAN9999	2

Hydrochidae (Unident.) QCAO9999	3

Diptera QD	60	3
Tipulidae (Unident.) QD019999	1
Culicidae (Unident.) QD079999	8

Stratiomyidae (Unident.) QD249999	1
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	5
Chironominae (Unident.) QDAJ9999	44
Ephemeroptera QE	64	9
Baetidae (Unident.) QE029999	14
Leptophlebiidae (Unident.) QE069999	21
Caenidae (Unident.) QE089999	29
Hemiptera QH	47	2
Veliidae (Unident.) QH569999	3
Gerridae (Unident.) QH579999	13
Corixidae (Unident.) QH659999	18
Notonectidae (Unident.) QH679999	13
Odonata QO	6	3
Gomphidae (Unident.) QO139999	6
Trichoptera QT	22	8
Ecnomidae (Unident.) QT089999	4
Leptoceridae (Unident.) QT259999	18

SIGNALT	3.6
	ORDER
Weighted SIGNALT	4.2

Sampled on 17 April 2010

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	22	1
Hydrobiidae (Unident.) KG029999	1
Ancylidae (Unident.) KG069999	16
Planorbidae (Unident.) KG079999	1
Physidae (Unident.) KG089999	4
Bivalvia KP	12	3
Sphaeriidae (Unident.) KP039999	12
Hirudinea LH	1	1
Glossiphoniidae (Unident.) LH019999	1
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	1	6
Mites (Unident.) MM999999	1

Unknown OG	3
Cladocera (Unident.) OG999999	3
Unknown OH	1
Ostracoda (Unident.) OH999999	1
Unknown OJ	1
Copepoda (Unident.) OJ999999	1
Unknown OT	20
Atyidae (Unident.) OT019999	18

Palaemonidae (Unident.) OT029999	2

Unknown OV	10
Parastacidae (Unident.) OV019999	10

Coleoptera QC	126	5
Dytiscidae (Unident.) QC099999	13
Hydrophilidae (Unident.) QC119999	93

Hydraenidae (Unident.) QC139999	6

Scirtidae (Unident.) QC209999	10

Curculionidae (Unident.) QCAN9999	4

Diptera QD	69	3
Culicidae (Unident.) QD079999	2

Ceratopogonidae (Unident.) QD099999	10

Stratiomyidae (Unident.) QD249999	2
Muscidae (Unident.) QD899999	1
Tanypodinae (Unident.) QDAE9999	7
Chironominae (Unident.) QDAJ9999	47
Ephemeroptera QE	35	9
Baetidae (Unident.) QE029999	9
Leptophlebiidae (Unident.) QE069999	12
Caenidae (Unident.) QE089999	14
Hemiptera QH	36	2
Hydrometridae (Unident.) QH549999	2
Veliidae (Unident.) QH569999	9
Gerridae (Unident.) QH579999	1
Corixidae (Unident.) QH659999	16
Notonectidae (Unident.) QH679999	8
Neuroptera QN	2	6
Sisyridae (Unident.) QN059999	2

Odonata QO	23	3
Coenagrionidae (Unident.) QO029999	14
Isostictidae (Unident.) QO039999	1
Protoneuridae (Unident.) QO049999	4
Gomphidae (Unident.) QO139999	4
Trichoptera QT	14	8
Hydropsychidae (Unident.) QT069999	1
Ecnomidae (Unident.) QT089999	3
Leptoceridae (Unident.) QT259999	10

SIGNALT	2.9
	ORDER
Weighted SIGNALT	3.3

Sampled on 3 April 2008

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	2	1
Ancylidae (Unident.) KG069999	2
Bivalvia KP	1	3
Sphaeriidae (Unident.) KP039999	1
Acarina MM	3	6
Mites (Unident.) MM999999	3

Unknown OG	6
Cladocera (Unident.) OG999999	6
Unknown OJ	5
Copepoda (Unident.) OJ999999	5
Unknown OT	4
Atyidae (Unident.) OT019999	4

Unknown OV	6
Parastacidae (Unident.) OV019999	6

Coleoptera QC	14	5
Dytiscidae (Unident.) QC099999	1
Elmidae (Unident.) QC349999	1

Psephenidae (Unident.) QC379999	12

Diptera QD	35	3
Culicidae (Unident.) QD079999	8

Ceratopogonidae (Unident.) QD099999	4

Tanypodinae (Unident.) QDAE9999	16
Chironominae (Unident.) QDAJ9999	7
Ephemeroptera QE	64	9
Baetidae (Unident.) QE029999	29
Leptophlebiidae (Unident.) QE069999	29
Caenidae (Unident.) QE089999	6
Hemiptera QH	56	2
Veliidae (Unident.) QH569999	9
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	26
Notonectidae (Unident.) QH679999	16
Odonata QO	3	3
Coenagrionidae (Unident.) QO029999	1
Gomphidae (Unident.) QO139999	2
Trichoptera QT	17	8
Ecnomidae (Unident.) QT089999	4
Leptoceridae (Unident.) QT259999	13

SIGNALT	3.1
	ORDER
Weighted SIGNALT	3.7

Sampled on 5 April 2006

Taxa	Abundance	SIGNALT Grade
Gastropoda KG	5	1
Ancylidae (Unident.) KG069999	4
Physidae (Unident.) KG089999	1
Bivalvia KP	8	3
Corbiculidae (Unident.) KP029999	8
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Acarina MM	2	6
Mites (Unident.) MM999999	2

Unknown OG	1
Cladocera (Unident.) OG999999	1
Unknown OJ	4
Copepoda (Unident.) OJ999999	4
Unknown OT	35
Atyidae (Unident.) OT019999	34

Palaemonidae (Unident.) OT029999	1

Unknown OV	12
Parastacidae (Unident.) OV019999	12

Coleoptera QC	61	5
Dytiscidae (Unident.) QC099999	15
Gyrinidae (Unident.) QC109999	39

Hydraenidae (Unident.) QC139999	2

Elmidae (Unident.) QC349999	1

Psephenidae (Unident.) QC379999	4

Diptera QD	38	3
Ceratopogonidae (Unident.) QD099999	2

Tanypodinae (Unident.) QDAE9999	7
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	27
Ephemeroptera QE	78	9
Baetidae (Unident.) QE029999	12
Leptophlebiidae (Unident.) QE069999	47
Caenidae (Unident.) QE089999	19
Hemiptera QH	42	2
Veliidae (Unident.) QH569999	3
Gerridae (Unident.) QH579999	13
Corixidae (Unident.) QH659999	19
Notonectidae (Unident.) QH679999	7
Odonata QO	13	3
Coenagrionidae (Unident.) QO029999	5
Protoneuridae (Unident.) QO049999	2
Gomphidae (Unident.) QO139999	6
Trichoptera QT	8	8
Leptoceridae (Unident.) QT259999	8

SIGNALT	3.0
	ORDER
Weighted SIGNALT	3.2