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

Brid River at Upper Brid Road BRID13

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 19-02-1998
Taxa count ORDER 8
Taxa count FAMILY 22
Taxa count ALT 23
Mayflies present? 25
ORDER FAMILY ALT
SIGNAL 5.8 6.5 5.7
Weighted SIGNAL 6.6 5 6.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 48.10% 100,715,642m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 33.69% 70,550,808m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 14.52% 30,414,129m2
Show minor land uses 2
2,094,088m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 9 2
Oligochaeta (Unident.) LO999999
9
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 3 3
Paramelitidae (Unident.) OP069999
3
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Coleoptera QC 26 5
Scirtidae (Unident.) QC209999
7
Scirtidae (Unident.)
Elmidae Adults QC34999A
14
Elmidae Adults
Elmidae Larvae QC34999L
5
Elmidae Larvae
Diptera QD 20 3
Tipulidae (Unident.) QD019999
7
Simuliidae (Unident.) QD109999
4
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
8
Ephemeroptera QE 25 9
Baetidae (Unident.) QE029999
13
Leptophlebiidae (Unident.) QE069999
12
Plecoptera QP 2 10
Austroperlidae (Unident.) QP029999
1
Gripopterygidae (Unident.) QP039999
1
Trichoptera QT 66 8
Hydrobiosidae (Unident.) QT019999
24
Glossosomatidae (Unident.) QT029999
1
Hydropsychidae (Unident.) QT069999
2
Conoesucidae (Unident.) QT159999
5
Calocidae (Unident.) QT189999
3
Helicophidae (Unident.) QT199999
6
Philorheithridae (Unident.) QT219999
1
Leptoceridae (Unident.) QT259999
22
Unknown QT999998
2
ORDER
SIGNALT 5.8
Weighted SIGNALT 5.8