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

Venns Creek off Security Road PIPE16

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 12-02-1998
Taxa count ORDER 9
Taxa count FAMILY 15
Taxa count ALT 15
Mayflies present? 31
ORDER FAMILY ALT
SIGNAL 4.8 4.1 2.4
Weighted SIGNAL 3 4.5

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 50.12% 557,993,861m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 34.60% 385,227,976m2
  Natural 1.1.7 Other conserved area 6.57% 73,150,873m2
  Pastoral Farming 3.2.0 Grazing modified pastures 4.87% 54,176,585m2
Show minor land uses 3
11,132,414m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 2 2
Oligochaeta (Unident.) LO999999
2
Acarina MM 2 6
Mites (Unident.) MM999999
2
Mites (Unident.)
Amphipoda OP 3 3
Paramelitidae (Unident.) OP069999
3
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Diptera QD 25 3
Tipulidae (Unident.) QD019999
2
Dixidae (Unident.) QD069999
5
Dixidae (Unident.)
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Tanypodinae (Unident.) QDAE9999
6
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
7
Chironomidae (Unident.)(Larva) QDAZ9999
2
Ephemeroptera QE 31 9
Leptophlebiidae (Unident.) QE069999
31
Hemiptera QH 13 2
Veliidae (Unident.) QH569999
13
Unknown QK 5
Nannochoristidae (Unident.) QK019999
5
Plecoptera QP 1 10
Notonemouridae (Unident.) QP049999
1
Trichoptera QT 1 8
Unknown QT999998
1
ORDER
SIGNALT 4.8
Weighted SIGNALT 4.5