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

Hamersley River - Old Ongerup Rd HAMR-02

Source Department of Water and Environment Regulation
Latest Sample Date 10-11-2008
Taxa count ORDER 4
Taxa count FAMILY 8
Taxa count ALT 8
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.8 3.1 1.4
Weighted SIGNAL 3.8 2.6

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Arable Farming 3.3.0 Cropping 53.26% 10,484,634,269m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover 35.42% 6,973,252,033m2
  Forestry 3.1.0 Plantation forests 6.30% 1,240,061,566m2
Show minor land uses 5
196,869,464m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 7 1
Pomatiopsidae (Unident.) KG139999
7
Isopoda OR 8 2
Oniscidae sp.(Unident.) OR259999
8
Oniscidae sp.(Unident.)
Coleoptera QC 48 5
Dytiscidae (Unident.) QC099999
42
Hydrophilidae (Unident.) QC119999
6
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 153 3
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
22
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Chironominae (Unident.) QDAJ9999
128
ORDER
SIGNALT 2.8
Weighted SIGNALT 3.1