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

Brid River at Sledge Track BRID09

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 18-03-2010
Taxa count ORDER 6
Taxa count FAMILY 18
Taxa count ALT 19
Mayflies present? 76
ORDER FAMILY ALT
SIGNAL 5.5 5.7 5.1
Weighted SIGNAL 6.1 5 5.9

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 29.51% 1,408,333,605m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 25.66% 1,224,420,629m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 19.64% 937,056,604m2
  Natural 1.1.5 Habitat/species management area, 1.1.7 Other conserved area 9.05% 432,045,565m2
  Residential And Infrastructure 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.7.2 Roads, 5.7.3 Railways 5.52% 263,375,376m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 5.40% 257,628,096m2
  Arable Farming 4.3.0 Irrigated cropping 4.58% 218,646,541m2
Show minor land uses 2
47,717,421m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 7 2
Oligochaeta (Unident.) LO999999
7
Acarina MM 8 6
Mites (Unident.) MM999999
8
Mites (Unident.)
Coleoptera QC 181 5
Scirtidae (Unident.) QC209999
20
Scirtidae (Unident.)
Elmidae Adults QC34999A
146
Elmidae Adults
Elmidae Larvae QC34999L
15
Elmidae Larvae
Diptera QD 31 3
Tipulidae (Unident.) QD019999
3
Ceratopogonidae (Unident.) QD099999
12
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
2
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
4
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
8
Ephemeroptera QE 76 9
Baetidae (Unident.) QE029999
65
Leptophlebiidae (Unident.) QE069999
11
Trichoptera QT 24 8
Hydrobiosidae (Unident.) QT019999
1
Hydropsychidae (Unident.) QT069999
2
Conoesucidae (Unident.) QT159999
12
Calocidae (Unident.) QT189999
2
Philorheithridae (Unident.) QT219999
2
Leptoceridae (Unident.) QT259999
5
ORDER
SIGNALT 5.5
Weighted SIGNALT 5.7
Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Turbellaria (Unident.) IF999999
1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Amphipoda OP 3 3
Paramelitidae (Unident.) OP069999
3
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Coleoptera QC 35 5
Dytiscidae Larvae QC09999L
2
Scirtidae (Unident.) QC209999
6
Scirtidae (Unident.)
Elmidae Adults QC34999A
22
Elmidae Adults
Elmidae Larvae QC34999L
5
Elmidae Larvae
Diptera QD 31 3
Tipulidae (Unident.) QD019999
1
Simuliidae (Unident.) QD109999
9
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
12
Orthocladiinae (Unident.) QDAF9999
3
Chironominae (Unident.) QDAJ9999
5
Chironomidae (Unident.)(Larva) QDAZ9999
1
Ephemeroptera QE 37 9
Baetidae (Unident.) QE029999
13
Leptophlebiidae (Unident.) QE069999
24
Hemiptera QH 2 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
1
Plecoptera QP 7 10
Gripopterygidae (Unident.) QP039999
7
Trichoptera QT 52 8
Hydrobiosidae (Unident.) QT019999
1
Hydropsychidae (Unident.) QT069999
30
Conoesucidae (Unident.) QT159999
4
Calocidae (Unident.) QT189999
1
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 5.0
Weighted SIGNALT 6.0