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

Colah Ck @ Ben Bullen Rd 22028

Source Office of Environment and Heritage
Latest Sample Date 11-04-2007
Taxa count ORDER 13
Taxa count FAMILY 30
Taxa count ALT 30
Mayflies present? 27
ORDER FAMILY ALT
SIGNAL 4 4 3.7
Weighted SIGNAL 4.3 4.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And 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, 5.6.5 Electricity substations and transmission, 5.7.2 Roads 48.14% 1,090,032,251m2
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 44.57% 1,009,242,802m2
  Arable Farming 3.4.1 Tree fruits, 3.5.3 Seasonal vegetables and herbs 3.13% 70,784,563m2
Show minor land uses 5
22,643,557m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 13 1
Hydrobiidae (Unident.) KG029999
5
Planorbidae (Unident.) KG079999
1
Physidae (Unident.) KG089999
7
Bivalvia KP 2 3
Sphaeriidae (Unident.) KP039999
2
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
1
Acarina MM 4 6
Mites (Unident.) MM999999
4
Mites (Unident.)
Mites (Unident.)
Amphipoda OP 18 3
Ceinidae (Unident.) OP029999
18
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Unknown OT 10
Atyidae (Unident.) OT019999
10
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 21 5
Dytiscidae (Unident.) QC099999
6
Gyrinidae (Unident.) QC109999
6
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
4
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 23 3
Tipulidae (Unident.) QD019999
1
Simuliidae (Unident.) QD109999
14
Simuliidae (Unident.)
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Chironominae (Unident.) QDAJ9999
6
Ephemeroptera QE 27 9
Leptophlebiidae (Unident.) QE069999
26
Caenidae (Unident.) QE089999
1
Hemiptera QH 14 2
Veliidae (Unident.) QH569999
4
Gerridae (Unident.) QH579999
4
Corixidae (Unident.) QH659999
5
Notonectidae (Unident.) QH679999
1
Megaloptera QM 1 8
Corydalidae (Unident.) QM019999
1
Corydalidae (Unident.)
Odonata QO 6 3
Megapodagrionidae (Unident.) QO079999
2
Gomphidae (Unident.) QO139999
2
Corduliidae (Unident.) QO169999
2
Trichoptera QT 22 8
Hydropsychidae (Unident.) QT069999
1
Calamoceratidae (Unident.) QT249999
3
Leptoceridae (Unident.) QT259999
18
ORDER
SIGNALT 4.0
Weighted SIGNALT 4.2