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

Gap Ck @ Rock Bottom 24004

Source Office of Environment and Heritage
Latest Sample Date 03-05-2007
Taxa count ORDER 12
Taxa count FAMILY 25
Taxa count ALT 25
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.2 2.8 1.9
Weighted SIGNAL 3.1 3.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park 38.49% 204,203,669m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 10.24% 54,354,579m2
Show minor land uses 3
5,305,805m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 16 2
Dugesiidae (Unident.) IF619999
16
Gastropoda KG 6 1
Planorbidae (Unident.) KG079999
2
Physidae (Unident.) KG089999
4
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Mites (Unident.)
Unknown OG 11
Cladocera (Unident.) OG999999
11
Unknown OH 22
Ostracoda (Unident.) OH999999
22
Unknown OJ 5
Copepoda (Unident.) OJ999999
5
Coleoptera QC 65 5
Dytiscidae (Unident.) QC099999
12
Hydrophilidae (Unident.) QC119999
30
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Staphylinidae (Unident.) QC189999
1
Scirtidae (Unident.) QC209999
21
Scirtidae (Unident.)
Scirtidae (Unident.)
Diptera QD 98 3
Culicidae (Unident.) QD079999
4
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
58
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tabanidae (Unident.) QD239999
5
Ephydridae (Unident.) QD789999
4
Ephydridae (Unident.)
Ephydridae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Chironominae (Unident.) QDAJ9999
24
Hemiptera QH 13 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
10
Notonectidae (Unident.) QH679999
2
Odonata QO 11 3
Coenagrionidae (Unident.) QO029999
3
Libellulidae (Unident.) QO179999
8
ORDER
SIGNALT 2.2
Weighted SIGNALT 2.2