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

Tomahawk River above tidal limit BOOB08

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 02-11-2016
Taxa count ORDER 8
Taxa count FAMILY 14
Taxa count ALT 14
Mayflies present? 19
ORDER FAMILY ALT
SIGNAL 5.8 5.3 3.9
Weighted SIGNAL 4.4 6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures, 4.2.1 Irrigated woody fodder plants 27.90% 3,427,184,650m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 24.85% 3,053,109,921m2
  Natural 1.1.5 Habitat/species management area, 1.1.7 Other conserved area, 1.2.0 Managed resource protection 23.18% 2,847,568,860m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 11.15% 1,369,273,540m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 11.07% 1,360,271,742m2
Show minor land uses 4
122,859,544m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 4 2
Oligochaeta (Unident.) LO999999
4
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 18 3
Paramelitidae (Unident.) OP069999
18
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Coleoptera QC 6 5
Elmidae Adults QC34999A
6
Elmidae Adults
Diptera QD 108 3
Simuliidae (Unident.) QD109999
39
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
6
Orthocladiinae (Unident.) QDAF9999
14
Chironominae (Unident.) QDAJ9999
34
Diptera (Unident.)(Larva) QDZZ9999
15
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Diptera (Unident.)(Larva)
Ephemeroptera QE 19 9
Leptophlebiidae (Unident.) QE069999
19
Plecoptera QP 143 10
Gripopterygidae (Unident.) QP039999
143
Trichoptera QT 7 8
Hydrobiosidae (Unident.) QT019999
4
Ecnomidae (Unident.) QT089999
2
Leptoceridae (Unident.) QT259999
1
ORDER
SIGNALT 5.8
Weighted SIGNALT 6.0