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

BETKA RIVER AT HARD TO SEE TRACK 218000

Source EPA Victoria
Latest Sample Date 23-03-1994
Taxa count ORDER 11
Taxa count FAMILY 28
Taxa count ALT 42
Mayflies present? 31
ORDER FAMILY ALT
SIGNAL 4.6 5.5 5.1
Weighted SIGNAL 6 5.7 5.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 88.37% 260,107,316m2
  Natural 1.1.3 National park 11.63% 34,231,222m2
2,943,385m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Amphipoda OP 9 3
Austrochiltonia sp.(Unident.) OP020199
9
Austrochiltonia sp.(Unident.)
Austrochiltonia sp.(Unident.)
Austrochiltonia sp.(Unident.)
Unknown OT 2
Paratya australiensis OT010101
2
Paratya australiensis
Paratya australiensis
Coleoptera QC 99 5
Sternopriscus multimaculatus QC091805
3
Sternopriscus multimaculatus
Sternopriscus multimaculatus
Sternopriscus multimaculatus
Scirtidae (Unident.) QC209999
3
Scirtidae (Unident.)
Austrolimnius sp.(Unident.) QC340199
76
Austrolimnius sp.(Unident.)
Austrolimnius group A spp. QC3401B4
1
Austrolimnius group A spp.
Notriolus barretti QC340302
16
Notriolus barretti
Diptera QD 63 3
Tipulidae EPA sp.37 QD0199A2
1
Austrosimulium furiosum QD100102
40
Austrosimulium furiosum
Austrosimulium torrentium QD100104
3
Austrosimulium torrentium
Simuliidae (Unident.) QD109999
11
Simuliidae (Unident.)
Thienemanniella sp.(Unident.) QDAF0799
3
Cricotopus sp.(Unident.) QDAF1599
4
Tanytarsus sp.(Unident.) QDAH0499
1
Ephemeroptera QE 31 9
Baetidae MV/EPA sp.5 QE0201A5
22
Nousia sp.AV1 QE0608A1
9
Hemiptera QH 4 2
Gerridae EPA sp.9 QH5799A9
1
Sigara australis QH650201
1
Agraptocorixa eurynome QH650301
1
Corixidae (Unident.) QH659999
1
Odonata QO 4 3
Hemigomphus gouldii / heteroclytus QO1305A1
2
Austroaeschna sp.(Unident.) QO210399
1
Eusynthemis brevistyla brevistyla QO230402
1
Plecoptera QP 9 10
Acruroperla atra QP020101
2
Leptoperla neboissi QP030705
6
Gripopterygidae (Unident.) QP039999
1
Trichoptera QT 56 8
Taschorema evansi QT011301
3
Hellyethira malleoforma QT030404
4
Diplectrona sp.(Unident.) QT060699
1
Costora delora QT150301
6
Lingora sp.AV1 QT1505A1
7
Helicopsyche tillyardi QT170106
9
Helicopsyche sp.AV1 QT1701A6
1
Aphilorheithrus sp.AV3 QT2101A1
1
Atriplectides dubius QT230101
2
Notalina fulva QT250502
7
Notalina sp.(Unident.) QT250599
2
Triaenodes EPA sp.5 QT2510A5
1
Triplectides ciuskus ciuskus QT251104
11
Triplectides similis QT251108
1
ORDER
SIGNALT 4.6
Weighted SIGNALT 5.5