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

Roger River at Roger River Rd DUCK27

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 24-02-1999
Taxa count ORDER 11
Taxa count FAMILY 23
Taxa count ALT 23
Mayflies present? 34
ORDER FAMILY ALT
SIGNAL 3.7 4.5 3.7
Weighted SIGNAL 5.8 4.9

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.4 Natural feature protection, 1.1.5 Habitat/species management area, 1.1.6 Protected landscape, 1.1.7 Other conserved area 30.45% 948,520,533m2
  Forestry Plantation 3.1.1 Hardwood plantation forestry 28.48% 887,349,822m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 18.23% 567,764,067m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 15.23% 474,385,105m2
  Minimal Use 1.3.3 Residual native cover 5.99% 186,508,249m2
Show minor land uses 2
31,152,121m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 1 1
Hydrobiidae (Unident.) KG029999
1
Bivalvia KP 16 3
Sphaeriidae (Unident.) KP039999
16
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Amphipoda OP 66 3
Eusiridae (Unident.) OP039999
12
Eusiridae (Unident.)
Eusiridae (Unident.)
Eusiridae (Unident.)
Paramelitidae (Unident.) OP069999
54
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Isopoda OR 14 2
Phreatoicidae (Unident.) OR059999
14
Phreatoicidae (Unident.)
Phreatoicidae (Unident.)
Coleoptera QC 3 5
Dytiscidae Adults QC09999A
3
Diptera QD 43 3
Tipulidae (Unident.) QD019999
3
Dixidae (Unident.) QD069999
1
Dixidae (Unident.)
Ceratopogonidae (Unident.) QD099999
4
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
25
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
7
Chironomidae (Unident.)(Larva) QDAZ9999
2
Ephemeroptera QE 34 9
Oniscigastridae (Unident.) QE039999
9
Leptophlebiidae (Unident.) QE069999
25
Hemiptera QH 4 2
Veliidae (Unident.) QH569999
4
Odonata QO 1 3
Synthemistidae (Unident.) QO239999
1
Trichoptera QT 32 8
Hydrobiosidae (Unident.) QT019999
6
Conoesucidae (Unident.) QT159999
2
Philorheithridae (Unident.) QT219999
2
Atriplectididae (Unident.) QT239999
2
Leptoceridae (Unident.) QT259999
20
ORDER
SIGNALT 3.7
Weighted SIGNALT 4.4