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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	30-04-1996
Taxa count ORDER	9
Taxa count FAMILY	20
Taxa count ALT	20
Mayflies present?	42
	ORDER	FAMILY	ALT
SIGNAL	4.8	6.3	5.3
Weighted SIGNAL	8.2		6.3

	Category	ALUM Categories	Percent of upstream catchment	Area
				1,931,950m²

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Amphipoda OP	21	3
Eusiridae (Unident.) OP039999	21

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	3	5
Elmidae (Unident.) QC349999	3

Diptera QD	8	3
Simuliidae (Unident.) QD109999	4

Diamesinae (Unident.) QDAB9999	3
Podonominae (Unident.) QDAD9999	1
Ephemeroptera QE	42	9
Coloburiscidae (Unident.) QE059999	27
Leptophlebiidae (Unident.) QE069999	15
Odonata QO	3	3
Aeshnidae (Unident.) QO129999	3
Plecoptera QP	37	10
Eustheniidae (Unident.) QP019999	2
Austroperlidae (Unident.) QP029999	2
Gripopterygidae (Unident.) QP039999	33
Trichoptera QT	98	8
Hydrobiosidae (Unident.) QT019999	3
Philopotamidae (Unident.) QT049999	3
Hydropsychidae (Unident.) QT069999	81
Tasimiidae (Unident.) QT139999	1
Conoesucidae (Unident.) QT159999	2
Calocidae (Unident.) QT189999	7
Philorheithridae (Unident.) QT219999	1

SIGNALT	4.8
	ORDER
Weighted SIGNALT	6.1

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Amphipoda OP	36	3
Perthiidae (Unident.) OP089999	36

Coleoptera QC	13	5
Elmidae (Unident.) QC349999	1

Psephenidae (Unident.) QC379999	12

Diptera QD	34	3
Tipulidae (Unident.) QD019999	3
Blephariceridae (Unident.)(Larva) QD049999	1

Simuliidae (Unident.) QD109999	3

Tabanidae (Unident.) QD239999	1
Diamesinae (Unident.) QDAB9999	1
Tanypodinae (Unident.) QDAE9999	1
Orthocladiinae (Unident.) QDAF9999	4
Diptera (Unident.)(Larva) QDZZ9999	20

Ephemeroptera QE	70	9
Baetidae (Unident.) QE029999	4
Coloburiscidae (Unident.) QE059999	24
Leptophlebiidae (Unident.) QE069999	42
Neuroptera QN	4	6
Osmylidae (Unident.) QN039999	2

Neuroptera (Unident.) QN999999	2

Odonata QO	2	3
Aeshnidae (Unident.) QO129999	2
Plecoptera QP	22	10
Eustheniidae (Unident.) QP019999	4
Austroperlidae (Unident.) QP029999	2
Gripopterygidae (Unident.) QP039999	16
Trichoptera QT	54	8
Hydrobiosidae (Unident.) QT019999	4
Glossosomatidae (Unident.) QT029999	9
Hydropsychidae (Unident.) QT069999	28
Calocidae (Unident.) QT189999	13

SIGNALT	5.4
	ORDER
Weighted SIGNALT	6.1

Taxa	Abundance	SIGNALT Grade
Amphipoda OP	36	3
Paramelitidae (Unident.) OP069999	36

Coleoptera QC	2	5
Elmidae (Unident.) QC349999	2

Diptera QD	9	3
Dixidae (Unident.) QD069999	1

Simuliidae (Unident.) QD109999	7

Orthocladiinae (Unident.) QDAF9999	1
Ephemeroptera QE	26	9
Baetidae (Unident.) QE029999	3
Coloburiscidae (Unident.) QE059999	8
Leptophlebiidae (Unident.) QE069999	15
Plecoptera QP	46	10
Eustheniidae (Unident.) QP019999	4
Austroperlidae (Unident.) QP029999	3
Gripopterygidae (Unident.) QP039999	39
Trichoptera QT	39	8
Hydrobiosidae (Unident.) QT019999	1
Glossosomatidae (Unident.) QT029999	2
Philopotamidae (Unident.) QT049999	1
Hydropsychidae (Unident.) QT069999	25
Tasimiidae (Unident.) QT139999	4
Calocidae (Unident.) QT189999	6

SIGNALT	6.3
	ORDER
Weighted SIGNALT	6.8

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	1	2
Oligochaeta (Unident.) LO999999	1
Coleoptera QC	4	5
Elmidae (Unident.) QC349999	1

Psephenidae (Unident.) QC379999	2

Chrysomelidae (Unident.) QCAH9999	1
Diptera QD	5	3
Tipulidae (Unident.) QD019999	4
Orthocladiinae (Unident.) QDAF9999	1
Ephemeroptera QE	20	9
Nesamelitidae (Unident.) QE019999	1
Coloburiscidae (Unident.) QE059999	3
Leptophlebiidae (Unident.) QE069999	16
Odonata QO	3	3
Aeshnidae (Unident.) QO129999	3
Plecoptera QP	36	10
Eustheniidae (Unident.) QP019999	1
Austroperlidae (Unident.) QP029999	2
Gripopterygidae (Unident.) QP039999	33
Trichoptera QT	30	8
Hydrobiosidae (Unident.) QT019999	1
Glossosomatidae (Unident.) QT029999	5
Hydropsychidae (Unident.) QT069999	11
Conoesucidae (Unident.) QT159999	10
Calocidae (Unident.) QT189999	3

SIGNALT	5.7
	ORDER
Weighted SIGNALT	7.1