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

Apsley R @ Green Wells 44136

Source Office of Environment and Heritage
Latest Sample Date 20-05-2010
Taxa count ORDER 18
Taxa count FAMILY 42
Taxa count ALT 42
Mayflies present? 35
ORDER FAMILY ALT
SIGNAL 3.5 4 3.3
Weighted SIGNAL 4.6 4.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures 58.83% 11,159,372,931m2
  Minimal Use 2.1.0 Grazing native vegetation 34.77% 6,596,083,812m2
  Arable Farming 3.3.0 Cropping 3.52% 667,932,540m2
Show minor land uses 5
189,685,842m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 16 1
Ancylidae (Unident.) KG069999
2
Physidae (Unident.) KG089999
14
Bivalvia KP 12 3
Corbiculidae (Unident.) KP029999
6
Sphaeriidae (Unident.) KP039999
6
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Unknown OG 6
Cladocera (Unident.) OG999999
6
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 18
Atyidae (Unident.) OT019999
18
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OV 8
Parastacidae (Unident.) OV019999
8
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 64 5
Dytiscidae (Unident.) QC099999
4
Gyrinidae (Unident.) QC109999
45
Gyrinidae (Unident.)
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
9
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
3
Hydraenidae (Unident.)
Hydraenidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 54 3
Ceratopogonidae (Unident.) QD099999
4
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
5
Orthocladiinae (Unident.) QDAF9999
18
Chironominae (Unident.) QDAJ9999
17
Ephemeroptera QE 35 9
Baetidae (Unident.) QE029999
7
Leptophlebiidae (Unident.) QE069999
21
Caenidae (Unident.) QE089999
7
Hemiptera QH 20 2
Mesoveliidae (Unident.) QH529999
3
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
6
Naucoridae (Unident.) QH669999
4
Notonectidae (Unident.) QH679999
3
Pleidae (Unident.) QH689999
2
Lepidoptera QL 3 2
Crambidae (Unident.) QL019999
3
Crambidae (Unident.)
Megaloptera QM 6 8
Sialidae (Unident.) QM029999
6
Odonata QO 22 3
Coenagrionidae (Unident.) QO029999
17
Diphlebiidae (Unident.) QO099999
3
Libellulidae (Unident.) QO179999
2
Plecoptera QP 2 10
Gripopterygidae (Unident.) QP039999
2
Trichoptera QT 35 8
Hydrobiosidae (Unident.) QT019999
9
Hydroptilidae (Unident.) QT039999
2
Hydropsychidae (Unident.) QT069999
9
Ecnomidae (Unident.) QT089999
4
Leptoceridae (Unident.) QT259999
11
ORDER
SIGNALT 3.5
Weighted SIGNALT 3.7