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

Deua River us of "The Farm" 31146

Source Office of Environment and Heritage
Latest Sample Date 10-12-2009
Taxa count ORDER 12
Taxa count FAMILY 26
Taxa count ALT 26
Mayflies present? 11
ORDER FAMILY ALT
SIGNAL 3.7 3.9 3.1
Weighted SIGNAL 4.2 3.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.1 Strict nature reserves, 1.1.3 National park, 1.2.0 Managed resource protection 60.38% 57,829,614,558m2
  Minimal Use 2.1.0 Grazing native vegetation 29.96% 28,700,677,227m2
  Pastoral Farming 3.2.0 Grazing modified pastures 6.33% 6,063,643,079m2
Show minor land uses 4
957,837,601m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Dugesiidae (Unident.) IF619999
1
Gastropoda KG 7 1
Lymnaeidae (Unident.) KG059999
7
Bivalvia KP 7 3
Sphaeriidae (Unident.) KP039999
7
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Unknown OT 8
Atyidae (Unident.) OT019999
8
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 21 5
Dytiscidae (Unident.) QC099999
3
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
4
Psephenidae (Unident.)
Psephenidae (Unident.)
Hydrochidae (Unident.) QCAO9999
1
Hydrochidae (Unident.)
Diptera QD 14 3
Tanypodinae (Unident.) QDAE9999
8
Chironominae (Unident.) QDAJ9999
6
Ephemeroptera QE 11 9
Baetidae (Unident.) QE029999
5
Leptophlebiidae (Unident.) QE069999
5
Caenidae (Unident.) QE089999
1
Hemiptera QH 13 2
Veliidae (Unident.) QH569999
2
Gerridae (Unident.) QH579999
1
Nepidae (Unident.) QH619999
4
Corixidae (Unident.) QH659999
2
Notonectidae (Unident.) QH679999
4
Lepidoptera QL 2 2
Crambidae (Unident.) QL019999
2
Crambidae (Unident.)
Odonata QO 22 3
Coenagrionidae (Unident.) QO029999
7
Isostictidae (Unident.) QO039999
4
Aeshnidae (Unident.) QO129999
3
Corduliidae (Unident.) QO169999
8
Trichoptera QT 9 8
Leptoceridae (Unident.) QT259999
9
ORDER
SIGNALT 3.7
Weighted SIGNALT 3.8