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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	29-04-1996
Taxa count ORDER	6
Taxa count FAMILY	16
Taxa count ALT	16
Mayflies present?	29
	ORDER	FAMILY	ALT
SIGNAL	6.3	7.1	5.6
Weighted SIGNAL	7.4		6.5

	Category	ALUM Categories	Percent of upstream catchment	Area
				12,182,610m²

Taxa	Abundance	SIGNALT Grade
Amphipoda OP	474	3
Eusiridae (Unident.) OP039999	474

Coleoptera QC	40	5
Elmidae (Unident.) QC349999	18

Psephenidae (Unident.) QC379999	22

Diptera QD	3	3
Tipulidae (Unident.) QD019999	1
Diamesinae (Unident.) QDAB9999	2
Ephemeroptera QE	29	9
Baetidae (Unident.) QE029999	5
Coloburiscidae (Unident.) QE059999	2
Leptophlebiidae (Unident.) QE069999	22
Plecoptera QP	5	10
Eustheniidae (Unident.) QP019999	1
Gripopterygidae (Unident.) QP039999	4
Trichoptera QT	46	8
Philopotamidae (Unident.) QT049999	1
Hydropsychidae (Unident.) QT069999	3
Limnephilidae (Unident.) QT109999	2
Conoesucidae (Unident.) QT159999	5
Philorheithridae (Unident.) QT219999	23
Odontoceridae (Unident.) QT229999	12

SIGNALT	6.3
	ORDER
Weighted SIGNALT	6.3

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Amphipoda OP	27	3
Perthiidae (Unident.) OP089999	27

Unknown QA	2
Collembola (Unident.) QA999999	2
Coleoptera QC	11	5
Hydrophilidae (Unident.) QC119999	6

Elmidae (Unident.) QC349999	5

Diptera QD	131	3
Simuliidae (Unident.) QD109999	26

Diamesinae (Unident.) QDAB9999	6
Podonominae (Unident.) QDAD9999	1
Tanypodinae (Unident.) QDAE9999	6
Orthocladiinae (Unident.) QDAF9999	12
Diptera (Unident.)(Larva) QDZZ9999	80

Ephemeroptera QE	35	9
Baetidae (Unident.) QE029999	21
Oniscigastridae (Unident.) QE039999	3
Leptophlebiidae (Unident.) QE069999	11
Plecoptera QP	13	10
Gripopterygidae (Unident.) QP039999	10
Notonemouridae (Unident.) QP049999	3
Trichoptera QT	14	8
Limnephilidae (Unident.) QT109999	4
Conoesucidae (Unident.) QT159999	2
Philorheithridae (Unident.) QT219999	2
Odontoceridae (Unident.) QT229999	3
Trichoptera (Unident.) QT999999	3

SIGNALT	5.0
	ORDER
Weighted SIGNALT	5.8

Taxa	Abundance	SIGNALT Grade
Turbellaria IF	1	2
Dugesiidae (Unident.) IF619999	1
Oligochaeta LO	3	2
Oligochaeta (Unident.) LO999999	3
Amphipoda OP	12	3
Eusiridae (Unident.) OP039999	12

Coleoptera QC	32	5
Elmidae (Unident.) QC349999	28

Psephenidae (Unident.) QC379999	4

Diptera QD	4	3
Chironominae (Unident.) QDAJ9999	4
Ephemeroptera QE	87	9
Baetidae (Unident.) QE029999	23
Coloburiscidae (Unident.) QE059999	30
Leptophlebiidae (Unident.) QE069999	34
Hemiptera QH	2	2
Hemiptera (Unident.) QH999999	2
Plecoptera QP	18	10
Gripopterygidae (Unident.) QP039999	15
Notonemouridae (Unident.) QP049999	3
Trichoptera QT	35	8
Hydrobiosidae (Unident.) QT019999	5
Philopotamidae (Unident.) QT049999	13
Hydropsychidae (Unident.) QT069999	5
Limnephilidae (Unident.) QT109999	6
Conoesucidae (Unident.) QT159999	2
Philorheithridae (Unident.) QT219999	4

SIGNALT	4.9
	ORDER
Weighted SIGNALT	6.1

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	12	2
Oligochaeta (Unident.) LO999999	12
Amphipoda OP	183	3
Eusiridae (Unident.) OP039999	183

Isopoda OR	2	2
Phreatoicidae (Unident.) OR059999	2

Unknown OV	2
Parastacidae (Unident.) OV019999	2

Coleoptera QC	40	5
Elmidae (Unident.) QC349999	14

Psephenidae (Unident.) QC379999	26

Diptera QD	24	3
Tipulidae (Unident.) QD019999	9
Dolichopodidae (Unident.) QD369999	1
Orthocladiinae (Unident.) QDAF9999	12
Chironominae (Unident.) QDAJ9999	2
Ephemeroptera QE	52	9
Baetidae (Unident.) QE029999	4
Coloburiscidae (Unident.) QE059999	1
Leptophlebiidae (Unident.) QE069999	47
Plecoptera QP	23	10
Eustheniidae (Unident.) QP019999	9
Gripopterygidae (Unident.) QP039999	7
Notonemouridae (Unident.) QP049999	7
Trichoptera QT	71	8
Philopotamidae (Unident.) QT049999	6
Hydropsychidae (Unident.) QT069999	15
Conoesucidae (Unident.) QT159999	9
Philorheithridae (Unident.) QT219999	41

SIGNALT	4.7
	ORDER
Weighted SIGNALT	5.6