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

Arrawarra Ck @ Arrawarra 41095

Source Office of Environment and Heritage
Latest Sample Date 01-05-2008
Taxa count ORDER 7
Taxa count FAMILY 13
Taxa count ALT 13
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.7 2.9 2.4
Weighted SIGNAL 3.2 3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry 2.2.0 Production native forests 90.20% 397,683,224m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 5.78% 25,479,704m2
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.7.2 Roads 3.80% 16,736,668m2
Show minor land uses 2
4,408,988m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 7 6
Mites (Unident.) MM999999
7
Mites (Unident.)
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 12
Atyidae (Unident.) OT019999
12
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 11 5
Dytiscidae (Unident.) QC099999
8
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Diptera QD 1 3
Chironominae (Unident.) QDAJ9999
1
Hemiptera QH 10 2
Mesoveliidae (Unident.) QH529999
4
Veliidae (Unident.) QH569999
3
Gerridae (Unident.) QH579999
2
Notonectidae (Unident.) QH679999
1
Odonata QO 8 3
Coenagrionidae (Unident.) QO029999
6
Corduliidae (Unident.) QO169999
2
ORDER
SIGNALT 2.7
Weighted SIGNALT 2.9