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

MILLSTREAM AT TOWN WATER SUPPLY 1160102

Source MIV
Latest Sample Date 10-07-1997
Taxa count ORDER 16
Taxa count FAMILY 41
Taxa count ALT 41
Mayflies present? 35
ORDER FAMILY ALT
SIGNAL 3.4 4.5 3.6
Weighted SIGNAL 5.2 4.6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 79.19% 1,011,481,213m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 14.67% 187,403,881m2
  Natural 1.1.3 National park 4.11% 52,473,087m2
Show minor land uses 3
12,773,449m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 11 2
Dugesiidae (Unident.) IF619999
11
Nematomorpha IJ 1 6
Nematomorpha (Unident.) IJ999999
1
Gastropoda KG 21 1
Hydrobiidae (Unident.) KG029999
18
Planorbidae (Unident.) KG079999
3
Oligochaeta LO 12 2
Oligochaeta (Unident.) LO999999
12
Acarina MM 12 6
Mites (Unident.) MM999999
12
Mites (Unident.)
Mites (Unident.)
Unknown OG 1
Cladocera (Unident.) OG999999
1
Unknown OH 5
Ostracoda (Unident.) OH999999
5
Unknown OJ 10
Copepoda (Unident.) OJ999999
10
Unknown OT 4
Palaemonidae (Unident.) OT029999
4
Palaemonidae (Unident.)
Coleoptera QC 65 5
Dytiscidae (Unident.) QC099999
6
Hydrophilidae (Unident.) QC119999
27
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
10
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
4
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Limnichidae (Unident.) QC359999
1
Psephenidae (Unident.) QC379999
16
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 46 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Dolichopodidae (Unident.) QD369999
9
Tanypodinae (Unident.) QDAE9999
6
Orthocladiinae (Unident.) QDAF9999
6
Chironominae (Unident.) QDAJ9999
13
Ephemeroptera QE 35 9
Baetidae (Unident.) QE029999
20
Leptophlebiidae (Unident.) QE069999
13
Caenidae (Unident.) QE089999
2
Hemiptera QH 7 2
Veliidae (Unident.) QH569999
6
Notonectidae (Unident.) QH679999
1
Megaloptera QM 3 8
Corydalidae (Unident.) QM019999
3
Corydalidae (Unident.)
Odonata QO 10 3
Coenagrionidae (Unident.) QO029999
3
Diphlebiidae (Unident.) QO099999
2
Aeshnidae (Unident.) QO129999
3
Libellulidae (Unident.) QO179999
2
Trichoptera QT 56 8
Hydrobiosidae (Unident.) QT019999
10
Hydroptilidae (Unident.) QT039999
1
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
10
Helicopsychidae (Unident.) QT179999
1
Calamoceratidae (Unident.) QT249999
9
Leptoceridae (Unident.) QT259999
12
Trichoptera (Unident.) QT999999
3
ORDER
SIGNALT 3.4
Weighted SIGNALT 3.8