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

Brid River off Forestry Road BRID04

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 17-02-1998
Taxa count ORDER 10
Taxa count FAMILY 30
Taxa count ALT 31
Mayflies present? 105
ORDER FAMILY ALT
SIGNAL 5 5.7 4.2
Weighted SIGNAL 6.2 5 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 27.65% 3,857,960,644m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 26.68% 3,721,773,809m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 25.38% 3,540,857,719m2
  Natural 1.1.5 Habitat/species management area, 1.1.7 Other conserved area, 1.2.0 Managed resource protection 7.15% 998,037,102m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 6.60% 920,323,146m2
  Residential And Infrastructure 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.7.2 Roads, 5.7.3 Railways 3.17% 442,794,628m2
Show minor land uses 4
139,517,790m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Turbellaria (Unident.) IF999999
1
Oligochaeta LO 4 2
Oligochaeta (Unident.) LO999999
4
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Mites (Unident.)
Amphipoda OP 48 3
Corophiidae (Unident.) OP059999
48
Corophiidae (Unident.)
Corophiidae (Unident.)
Corophiidae (Unident.)
Coleoptera QC 66 5
Dytiscidae Larvae QC09999L
4
Scirtidae (Unident.) QC209999
14
Scirtidae (Unident.)
Scirtidae (Unident.)
Elmidae Adults QC34999A
42
Elmidae Adults
Elmidae Adults
Elmidae Larvae QC34999L
6
Elmidae Larvae
Diptera QD 79 3
Tipulidae (Unident.) QD019999
12
Simuliidae (Unident.) QD109999
25
Simuliidae (Unident.)
Simuliidae (Unident.)
Empididae (Unident.) QD359999
4
Tanypodinae (Unident.) QDAE9999
13
Orthocladiinae (Unident.) QDAF9999
8
Chironominae (Unident.) QDAJ9999
15
Chironomidae (Unident.)(Larva) QDAZ9999
2
Ephemeroptera QE 105 9
Baetidae (Unident.) QE029999
11
Oniscigastridae (Unident.) QE039999
2
Leptophlebiidae (Unident.) QE069999
92
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
1
Plecoptera QP 14 10
Gripopterygidae (Unident.) QP039999
13
Notonemouridae (Unident.) QP049999
1
Trichoptera QT 67 8
Hydrobiosidae (Unident.) QT019999
6
Glossosomatidae (Unident.) QT029999
3
Hydropsychidae (Unident.) QT069999
16
Helicopsychidae (Unident.) QT179999
2
Calocidae (Unident.) QT189999
3
Philorheithridae (Unident.) QT219999
3
Atriplectididae (Unident.) QT239999
2
Leptoceridae (Unident.) QT259999
29
Unknown QT999998
3
ORDER
SIGNALT 5.0
Weighted SIGNALT 5.6