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

Small Tributary u/s Brid BRID18

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 12-02-1998
Taxa count ORDER 11
Taxa count FAMILY 23
Taxa count ALT 24
Mayflies present? 35
ORDER FAMILY ALT
SIGNAL 4.7 4.9 4.5
Weighted SIGNAL 6.2 5 5.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry Plantation 3.1.1 Hardwood plantation forestry, 3.1.2 Softwood plantation forestry 36.76% 473,266,819m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 24.67% 317,593,520m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 22.34% 287,608,294m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 7.45% 95,952,724m2
  Residential And Infrastructure 5.4.3 Rural residential without agriculture, 5.7.2 Roads, 5.7.3 Railways 3.90% 50,225,254m2
Show minor land uses 3
12,876,156m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 10 1
Hydrobiidae (Unident.) KG029999
10
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
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 30 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
4
Scirtidae (Unident.)
Elmidae Adults QC34999A
22
Elmidae Adults
Elmidae Larvae QC34999L
1
Elmidae Larvae
Diptera QD 46 3
Tipulidae (Unident.) QD019999
2
Dixidae (Unident.) QD069999
5
Dixidae (Unident.)
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
13
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
9
Orthocladiinae (Unident.) QDAF9999
6
Chironominae (Unident.) QDAJ9999
9
Ephemeroptera QE 35 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
34
Hemiptera QH 8 2
Veliidae (Unident.) QH569999
8
Plecoptera QP 1 10
Notonemouridae (Unident.) QP049999
1
Trichoptera QT 34 8
Hydrobiosidae (Unident.) QT019999
7
Calocidae (Unident.) QT189999
1
Philorheithridae (Unident.) QT219999
8
Leptoceridae (Unident.) QT259999
18
ORDER
SIGNALT 4.7
Weighted SIGNALT 4.9