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

BIG TUAN CREEK TRIBUTARY AT TUAN STATE FOREST 1400071

Source MIV
Latest Sample Date 26-05-2007
Taxa count ORDER 13
Taxa count FAMILY 27
Taxa count ALT 27
Mayflies present? 10
ORDER FAMILY ALT
SIGNAL 3.2 3.4 2.4
Weighted SIGNAL 3.3 3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Forestry Plantation 3.1.2 Softwood plantation forestry 93.73% 963,970,666m2
  Forestry 2.2.0 Production native forests 6.27% 64,481,315m2
10,284,520m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Nematoda II 1 3
Nematoda (Unident.) II999999
1
Oligochaeta LO 10 2
Oligochaeta (Unident.) LO999999
10
Acarina MM 14 6
Mites (Unident.) MM999999
14
Mites (Unident.)
Mites (Unident.)
Unknown OG 4
Cladocera (Unident.) OG999999
4
Unknown OH 2
Ostracoda (Unident.) OH999999
2
Unknown OJ 14
Copepoda (Unident.) OJ999999
14
Unknown OT 6
Atyidae (Unident.) OT019999
6
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 37 5
Haliplidae (Unident.) QC069999
3
Noteridae (Unident.) QC089999
4
Noteridae (Unident.)
Noteridae (Unident.)
Dytiscidae (Unident.) QC099999
16
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Hydrochidae (Unident.) QCAO9999
1
Hydrochidae (Unident.)
Diptera QD 53 3
Chaoboridae (Unident.) QD059999
4
Culicidae (Unident.) QD079999
10
Culicidae (Unident.)
Culicidae (Unident.)
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
17
Chironominae (Unident.) QDAJ9999
20
Ephemeroptera QE 10 9
Baetidae (Unident.) QE029999
10
Hemiptera QH 14 2
Mesoveliidae (Unident.) QH529999
1
Veliidae (Unident.) QH569999
10
Gerridae (Unident.) QH579999
3
Odonata QO 25 3
Coenagrionidae (Unident.) QO029999
10
Isostictidae (Unident.) QO039999
4
Libellulidae (Unident.) QO179999
8
Hemicorduliidae (Unident.) QO309999
3
Trichoptera QT 3 8
Leptoceridae (Unident.) QT259999
3
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.3