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

Brid River off Unwins Road BRID12

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 19-02-1998
Taxa count ORDER 7
Taxa count FAMILY 18
Taxa count ALT 19
Mayflies present? 39
ORDER FAMILY ALT
SIGNAL 5.1 5.9 5.5
Weighted SIGNAL 6.2 5 6.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 49.42% 1,006,072,238m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 23.76% 483,683,774m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 10.92% 222,239,834m2
  Natural 1.1.5 Habitat/species management area, 1.1.7 Other conserved area 7.53% 153,320,515m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover 5.72% 116,363,778m2
Show minor land uses 3
20,356,170m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Amphipoda OP 3 3
Paramelitidae (Unident.) OP069999
3
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Coleoptera QC 47 5
Scirtidae (Unident.) QC209999
11
Scirtidae (Unident.)
Elmidae Adults QC34999A
26
Elmidae Adults
Elmidae Larvae QC34999L
10
Elmidae Larvae
Diptera QD 42 3
Tipulidae (Unident.) QD019999
11
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
5
Chironominae (Unident.) QDAJ9999
16
Ephemeroptera QE 39 9
Baetidae (Unident.) QE029999
10
Leptophlebiidae (Unident.) QE069999
29
Trichoptera QT 48 8
Hydrobiosidae (Unident.) QT019999
24
Glossosomatidae (Unident.) QT029999
1
Hydropsychidae (Unident.) QT069999
9
Conoesucidae (Unident.) QT159999
1
Calocidae (Unident.) QT189999
4
Helicophidae (Unident.) QT199999
1
Leptoceridae (Unident.) QT259999
8
ORDER
SIGNALT 5.1
Weighted SIGNALT 5.8