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

TYERS RIVER (WEST BRANCH) 2.4KM U/S PITMAN CREEK ROAD 264200

Source	EPA Victoria
Latest Sample Date	15-11-1999
Taxa count ORDER	9
Taxa count FAMILY	28
Taxa count ALT	42
Mayflies present?	43
	ORDER	FAMILY	ALT
SIGNAL	6.3	6.4	5.6
Weighted SIGNAL	6.9	7.3	6.6

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Forestry	2.2.0 Production native forests	100.00%	243,955,921m²
				2,439,559m²

Waterbug sample history

Sampled on 15 November 1999

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	9	2
Oligochaeta (Unident.) LO999999	9
Acarina MM	1	6
Mites (Unident.) MM999999	1

Coleoptera QC	51	5
Scirtidae (Unident.) QC209999	2

Austrolimnius sp.(Unident.) QC340199	42

Austrolimnius group A spp. QC3401B4	2

Austrolimnius (Limnelmis) group QC3401B6	1

Simsonia sp.(Unident.) QC340299	2

Notriolus sp.(Unident.) QC340399	1

Ptilodactylidae (Unident.) QC399999	1

Diptera QD	23	3
Tipulidae EPA sp.38 QD0199A3	1
Austrosimulium victoriae QD100105	8

Dasyomma sp.(Unident.) QD220199	4

Nilotanypus sp.(Unident.) QDAE1699	2
Stictocladius sp.(Unident.) QDAF0599	3
Thienemanniella sp.(Unident.) QDAF0799	3
Rheotanytarsus sp.(Unident.) QDAH0799	1
Chironomidae (Unident.) (Pupa) QDAZ999I	1
Ephemeroptera QE	43	9
Edmundsiops hickmani QE020701	3
Coloburiscoides sp.(Unident.) QE050199	3
Austrophlebioides marchanti QE060502	34
Nousia sp.AV1 QE0608A1	1
Nousia sp.AV2 QE0608A2	1
Caenidae Genus C sp.D QE0803A9	1
Megaloptera QM	3	8
Archichauliodes sp.(Unident.) QM010199	3

Neuroptera QN	6	6
Austroneurorthus EPA sp.1 QN0401A1	6

Plecoptera QP	31	10
Cosmioperla kuna QP010301	16
Illiesoperla sp.(Unident.) QP030599	7
Riekoperla rugosa group QP0311A3	4
Trinotoperla nivata QP031204	4
Trichoptera QT	40	8
Apsilochorema obliquum QT010302	1
Ethochorema turbidum/brunneum QT0105A1	6
Agapetus sp.(Unident.) QT020199	2
Orthotrichia sp.(Unident.) QT030999	1
Hydrobiosella waddama QT040214	10
Hydrobiosella sp.(Unident.) QT040299	3
Asmicridea sp.AV1 QT0602A1	2
Smicrophylax sp.AV2 QT0608A2	1
Tamasia sp.(Unident.) QT180599	2
Aphilorheithrus sp.AV4 QT2101A2	1
Notalina bifaria QT250501	7
Notalina ordina QT250505	1
Notalina sp.(Unident.) QT250599	3

SIGNALT	6.3
	ORDER
Weighted SIGNALT	6.5

Sampled on 31 March 1999

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	4	2
Oligochaeta (Unident.) LO999999	4
Coleoptera QC	29	5
Austrolimnius sp.(Unident.) QC340199	24

Austrolimnius sp.(Unident.)(Larva) QC34019I	2

Notriolus sp.(Unident.) QC340399	1

Unknown QC37010C	1
Ptilodactylidae (Unident.) QC399999	1

Diptera QD	11	3
Tipulidae EPA sp.39 QD0199A4	1
Edwardsina sp.(Unident.) QD040199	1

Austrosimulium victoriae QD100105	5

Podonomopsis sp.(Unident.) QDAD0499	1
Thienemanniella sp.(Unident.) QDAF0799	1
Botryocladius sp.(Unident.) QDAF3599	1
Polypedilum sp.(Unident.) QDAI0899	1
Ephemeroptera QE	83	9
Edmundsiops hickmani QE020701	21
Coloburiscoides sp.(Unident.) QE050199	5
Garinjuga sp.(Unident.) QE060299	1
Austrophlebioides marchanti QE060502	49
Nousia sp.AV1 QE0608A1	1
Neboissophlebia hamulata QE061301	1
Leptophlebiidae (Unident.) QE069999	4
Tasmanocoenis sp.(Unident.) QE080199	1
Megaloptera QM	8	8
Archichauliodes sp.(Unident.) QM010199	8

Neuroptera QN	2	6
Austroneurorthus EPA sp.1 QN0401A1	2

Odonata QO	4	3
Austroaeschna pulchra QO210306	2
Telephlebiidae (Unident.) QO219999	2
Plecoptera QP	12	10
Cosmioperla kuna QP010301	7
Austroheptura illiesi QP020201	2
Dinotoperla eucumbene QP030204	1
Leptoperla primitiva QP030706	1
Trinotoperla nivata QP031204	1
Trichoptera QT	39	8
Ethochorema turbidum/brunneum QT0105A1	3
Agapetus sp.(Unident.) QT020199	3
Orthotrichia aberrans QT030901	1
Chimarra monticola QT040102	1
Hydrobiosella sp.AV1 QT0402A1	1
Smicrophylax sp.AV2 QT0608A2	1
Matasia sp.AV1 QT1506A1	1
Helicopsyche tillyardi QT170106	6
Aphilorheithrus sp.AV3 QT2101A1	2
Aphilorheithrus sp.AV4 QT2101A2	1
Anisocentropus sp.(Unident.) QT240199	4
Notalina bifaria QT250501	12
Notalina arena QT250508	1
Triplectides proximus QT251107	2

SIGNALT	6.0
	ORDER
Weighted SIGNALT	6.5