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

BIG RIVER AT BIG RIVER FIRE TRAIL 131

Source	EPA Victoria
Latest Sample Date	20-02-2006
Taxa count ORDER	8
Taxa count FAMILY	21
Taxa count ALT	23
Mayflies present?	72
	ORDER	FAMILY	ALT
SIGNAL	6.9	6.8	5.6
Weighted SIGNAL	7	5.8	7.2

Waterbug Land Use

	Category	ALUM Categories	Percent of upstream catchment	Area
	Natural	1.1.3 National park	100.00%	1,825,944,527m²
				18,259,445m²

Waterbug sample history

Sampled on 20 February 2006

Taxa	Abundance	SIGNALT Grade
Acarina MM	3	6
Mites (Unident.) MM999999	3

Coleoptera QC	25	5
Hydraenidae (Unident.) QC139999	2

Elmidae (Unident.) QC349999	13

Elmidae (Unident.)(Larvae) QC34999I	10

Diptera QD	36	3
Tipulidae (Unident.) (Pupa) QD01999I	1
Thaumaleidae (Unident.) QD119999	1
Podonominae (Unident.) QDAD9999	2
Orthocladiinae (Unident.) QDAF9999	24
Chironominae (Unident.) QDAJ9999	8
Ephemeroptera QE	72	9
Baetidae (Unident.) QE029999	30
Coloburiscidae (Unident.) QE059999	26
Leptophlebiidae (Unident.) QE069999	16
Megaloptera QM	4	8
Corydalidae (Unident.) QM019999	4

Neuroptera QN	2	6
Osmylidae (Unident.) QN039999	2

Plecoptera QP	32	10
Eustheniidae (Unident.) QP019999	1
Gripopterygidae (Unident.) QP039999	30
Notonemouridae (Unident.) QP049999	1
Trichoptera QT	74	8
Hydrobiosidae (Unident.) QT019999	14
Hydrobiosidae (Unident.) (Pupa) QT01999I	1
Hydropsychidae (Unident.) QT069999	23
Conoesucidae (Unident.) QT159999	24
Calocidae (Unident.) QT189999	8
Helicophidae (Unident.) QT199999	4

SIGNALT	6.9
	ORDER
Weighted SIGNALT	7.0

Sampled on 28 February 2005

Taxa	Abundance	SIGNALT Grade
Oligochaeta LO	5	2
Oligochaeta (Unident.) LO999999	5
Acarina MM	10	6
Mites (Unident.) MM999999	10

Coleoptera QC	15	5
Austrolimnius sp.(Unident.) QC340199	4

Austrolimnius group A spp. QC3401B4	1

Simsonia sp.(Unident.) QC340299	2

Simsonia sp.L12E QC3402A9	3

Notriolus sp.(Unident.) QC340399	1

Unknown QC34040A	2
Kingolus sp.(Unident.) QC340499	2

Diptera QD	28	3
Tipulidae (Unident.) (Pupa) QD01999I	1
Tipulidae EPA sp.36 QD0199A1	1
Tipulidae EPA sp.39 QD0199A4	2
Austrosimulium victoriae QD100105	1

Empididae SRV sp.6 QD3599A2	1
Paraheptagyia sp.(Unident.) QDAB0199	1
Eukiefferiella sp.(Unident.) QDAF1399	2
Cricotopus sp.(Unident.) QDAF1599	10
Botryocladius sp.(Unident.) QDAF3599	1
Orthocladiinae (Unident.) QDAF9999	3
'SO4' QDAF99A9	1
Riethia sp.(Unident.) QDAG0199	2
Paratanytarsus sp.(Unident.) QDAH0699	1
Rheotanytarsus sp.(Unident.) QDAH0799	1
Ephemeroptera QE	45	9
Edmundsiops hickmani QE020701	20
Coloburiscoides sp.AV1 QE0501A3	11
Austrophlebioides marchanti QE060502	2
Austrophlebioides sp.AV2 QE0605A1	1
Nousia sp.(Unident.) QE060899	1
Nousia sp.AV3 QE0608A3	10
Megaloptera QM	4	8
Archichauliodes anagaurus QM010101	4

Plecoptera QP	41	10
Cosmioperla kuna QP010301	3
Austroheptura illiesi QP020201	1
Riekoperla tuberculata QP031117	6
Trinotoperla nivata QP031204	30
Austrocercella / Austrocercoides sp.(Unident.) QP0499A1	1
Trichoptera QT	55	8
Ethochorema turbidum/brunneum QT0105A1	2
Taschorema rugulum QT011303	1
Ulmerochorema rubiconum / membrum group QT0114A1	3
Asmicridea sp.AV1 QT0602A1	16
Plectrocnemia sp.(Unident.) QT070499	1
Conoesucus sp.AV1 QT1502A2	16
Conoesucidae (Unident.) (Pupa) QT15999I	1
Caenota plicata QT180104	2
Tamasia acuta QT180501	8
Alloecella grisea QT190101	4
Notalina sp.(Unident.) QT250599	1

SIGNALT	6.4
	ORDER
Weighted SIGNALT	6.7