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

Harcus River at Woolnorth Road WELC10

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 10-10-2002
Taxa count ORDER 11
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 3
ORDER FAMILY ALT
SIGNAL 4.1 4 3.1
Weighted SIGNAL 5.1 4.7

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 35.83% 16,880,513,060m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 30.42% 14,332,058,178m2
  Natural 1.1.4 Natural feature protection, 1.1.5 Habitat/species management area, 1.1.6 Protected landscape, 1.1.7 Other conserved area, 1.2.0 Managed resource protection, 1.2.1 Biodiversity 16.92% 7,969,422,489m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry 7.43% 3,498,374,437m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover 6.94% 3,268,333,376m2
Show minor land uses 8
471,099,088m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 47 1
Hydrobiidae (Unident.) KG029999
45
Ancylidae (Unident.) KG069999
1
Physidae (Unident.) KG089999
1
Hirudinea LH 1 1
Hirudinea (Unident.) LH999999
1
Oligochaeta LO 12 2
Oligochaeta (Unident.) LO999999
12
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown OT 32
Atyidae (Unident.) OT019999
32
Atyidae (Unident.)
Atyidae (Unident.)
Unknown OX 1
Hymenostomatidae (Unident.) OX019999
1
Hymenostomatidae (Unident.)
Coleoptera QC 2 5
Dytiscidae Adults QC09999A
1
Chrysomelidae larvae QCAH999I
1
Diptera QD 97 3
Ceratopogonidae (Unident.) QD099999
6
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
8
Simuliidae (Unident.)
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
71
Chironominae (Unident.) QDAJ9999
5
Chironomidae (Unident.)(Larva) QDAZ9999
7
Ephemeroptera QE 3 9
Leptophlebiidae (Unident.) QE069999
3
Plecoptera QP 33 10
Gripopterygidae (Unident.) QP039999
33
Trichoptera QT 28 8
Atriplectididae (Unident.) QT239999
1
Leptoceridae (Unident.) QT259999
26
Unknown QT999998
1
ORDER
SIGNALT 4.1
Weighted SIGNALT 4.2