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

Source	Office of Environment and Heritage
Latest Sample Date	11-10-1999
Taxa count ORDER	13
Taxa count FAMILY	37
Taxa count ALT	37
Mayflies present?	241
	ORDER	FAMILY	ALT
SIGNAL	4.7	5.6	4.7
Weighted SIGNAL	5.9		5.2

Category	ALUM Categories	Percent of upstream catchment	Area
Minimal Use	1.3.3 Residual native cover, 2.1.0 Grazing native vegetation	45.84%	174,405,812m²
Pastoral Farming	3.2.0 Grazing modified pastures	19.68%	74,888,951m²
Residential And Infrastructure	5.4.0 Residential and farm infrastructure, 5.4.5 Farm buildings/infrastructure, 5.7.2 Roads	18.23%	69,360,237m²
Arable Farming	3.4.0 Perennial horticulture, 3.4.1 Tree fruits, 3.4.4 Vine fruits, 3.5.3 Seasonal vegetables and herbs	10.63%	40,460,138m²
Unknown	3.6.5 Abandoned perennial horticulture	5.61%	21,360,942m²
			3,804,761m²

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	5	2
Dugesiidae (Unident.) IF619999	5
Bivalvia KP	3	3
Corbiculidae (Unident.) KP029999	3
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Acarina MM	4	6
Mites (Unident.) MM999999	4

Unknown OT	52
Atyidae (Unident.) OT019999	52

Coleoptera QC	19	5
Hydrophilidae (Unident.) QC119999	3

Hydraenidae (Unident.) QC139999	2

Elmidae (Unident.) QC349999	12

Psephenidae (Unident.) QC379999	2

Diptera QD	29	3
Tipulidae (Unident.) QD019999	4
Dixidae (Unident.) QD069999	8

Simuliidae (Unident.) QD109999	1

Athericidae (Unident.) QD229999	4

Tanypodinae (Unident.) QDAE9999	5
Orthocladiinae (Unident.) QDAF9999	2
Chironominae (Unident.) QDAJ9999	5
Ephemeroptera QE	241	9
Baetidae (Unident.) QE029999	109
Ameletopsidae (Unident.) QE049999	1
Leptophlebiidae (Unident.) QE069999	117
Caenidae (Unident.) QE089999	14
Hemiptera QH	6	2
Veliidae (Unident.) QH569999	6
Megaloptera QM	3	8
Corydalidae (Unident.) QM019999	3

Odonata QO	8	3
Protoneuridae (Unident.) QO049999	1
Gomphidae (Unident.) QO139999	5
Libellulidae (Unident.) QO179999	2
Plecoptera QP	2	10
Gripopterygidae (Unident.) QP039999	2
Trichoptera QT	48	8
Hydrobiosidae (Unident.) QT019999	9
Glossosomatidae (Unident.) QT029999	2
Philopotamidae (Unident.) QT049999	6
Hydropsychidae (Unident.) QT069999	16
Polycentropodidae (Unident.) QT079999	1
Ecnomidae (Unident.) QT089999	1
Helicopsychidae (Unident.) QT179999	1
Calocidae (Unident.) QT189999	1
Calamoceratidae (Unident.) QT249999	1
Leptoceridae (Unident.) QT259999	9
Trichoptera (Unident.) QT999999	1

SIGNALT	4.7
	ORDER
Weighted SIGNALT	4.6

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	7	2
Dugesiidae (Unident.) IF619999	7
Oligochaeta LO	2	2
Oligochaeta (Unident.) LO999999	2
Acarina MM	6	6
Mites (Unident.) MM999999	6

Isopoda OR	4	2
Cirolanidae (Unident.) OR129999	4
Unknown OT	28
Atyidae (Unident.) OT019999	28

Coleoptera QC	92	5
Hydrophilidae (Unident.) QC119999	45

Elmidae (Unident.) QC349999	14

Psephenidae (Unident.) QC379999	32

Ptilodactylidae (Unident.) QC399999	1

Diptera QD	16	3
Simuliidae (Unident.) QD109999	1

Athericidae (Unident.) QD229999	10

Tanypodinae (Unident.) QDAE9999	2
Orthocladiinae (Unident.) QDAF9999	3
Ephemeroptera QE	220	9
Baetidae (Unident.) QE029999	101
Leptophlebiidae (Unident.) QE069999	115
Caenidae (Unident.) QE089999	4
Hemiptera QH	13	2
Gerridae (Unident.) QH579999	5
Corixidae (Unident.) QH659999	8
Megaloptera QM	7	8
Corydalidae (Unident.) QM019999	7

Odonata QO	6	3
Aeshnidae (Unident.) QO129999	1
Gomphidae (Unident.) QO139999	3
Libellulidae (Unident.) QO179999	2
Plecoptera QP	4	10
Gripopterygidae (Unident.) QP039999	4
Trichoptera QT	163	8
Glossosomatidae (Unident.) QT029999	1
Philopotamidae (Unident.) QT049999	13
Hydropsychidae (Unident.) QT069999	101
Helicopsychidae (Unident.) QT179999	1
Calocidae (Unident.) QT189999	38
Leptoceridae (Unident.) QT259999	9

SIGNALT	4.6
	ORDER
Weighted SIGNALT	4.7