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

Back Ck @ Marara SF 43009

Source Office of Environment and Heritage
Latest Sample Date 30-04-2008
Taxa count ORDER 11
Taxa count FAMILY 33
Taxa count ALT 33
Mayflies present? 26
ORDER FAMILY ALT
SIGNAL 4.1 4.2 3.5
Weighted SIGNAL 5.1 4.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 81.99% 1,305,872,300m2
  Natural 1.1.3 National park 18.01% 286,862,113m2
15,927,344m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 18 1
Planorbidae (Unident.) KG079999
18
Acarina MM 10 6
Mites (Unident.) MM999999
10
Mites (Unident.)
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Coleoptera QC 42 5
Haliplidae (Unident.) QC069999
1
Dytiscidae (Unident.) QC099999
10
Gyrinidae (Unident.) QC109999
9
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
19
Hydraenidae (Unident.)
Diptera QD 12 3
Dixidae (Unident.) QD069999
5
Dixidae (Unident.)
Tanypodinae (Unident.) QDAE9999
4
Chironominae (Unident.) QDAJ9999
3
Ephemeroptera QE 26 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
25
Hemiptera QH 28 2
Hydrometridae (Unident.) QH549999
4
Veliidae (Unident.) QH569999
6
Gerridae (Unident.) QH579999
6
Nepidae (Unident.) QH619999
1
Corixidae (Unident.) QH659999
6
Notonectidae (Unident.) QH679999
5
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Odonata QO 61 3
Coenagrionidae (Unident.) QO029999
21
Megapodagrionidae (Unident.) QO079999
4
Synlestidae (Unident.) QO089999
8
Aeshnidae (Unident.) QO129999
6
Gomphidae (Unident.) QO139999
1
Corduliidae (Unident.) QO169999
14
Libellulidae (Unident.) QO179999
7
Trichoptera QT 35 8
Polycentropodidae (Unident.) QT079999
1
Ecnomidae (Unident.) QT089999
1
Odontoceridae (Unident.) QT229999
2
Calamoceratidae (Unident.) QT249999
11
Leptoceridae (Unident.) QT259999
20
ORDER
SIGNALT 4.1
Weighted SIGNALT 4.5