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

Currency Ck @ West Portland Rd 21077

Source Office of Environment and Heritage
Latest Sample Date 14-05-2009
Taxa count ORDER 3
Taxa count FAMILY 4
Taxa count ALT 4
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.3 2.2 0.8
Weighted SIGNAL 2 1.7

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 1.3.4 Rehabilitation, 2.1.0 Grazing native vegetation 45.13% 3,853,097,548m2
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.2 Rural residential with agriculture, 5.4.3 Rural residential without agriculture, 5.4.5 Farm buildings/infrastructure, 5.5.0 Services, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.0 Utilities, 5.6.1 Fuel powered electricity generation, 5.7.2 Roads 37.38% 3,191,666,634m2
  Intensive Pastoral Farming 5.2.0 Intensive animal production, 5.2.3 Poultry farms, 5.2.5 Aquaculture 8.02% 684,428,512m2
  Water 6.1.0 Lake, 6.2.0 Reservoir/dam, 6.3.0 River, 6.5.0 Marsh/wetland 5.30% 452,452,742m2
Show minor land uses 7
85,386,082m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Diptera QD 17 3
Chironominae (Unident.) QDAJ9999
17
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
1
ORDER
SIGNALT 2.3
Weighted SIGNALT 2.5