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

Mitchell Ck d/s Stuart Hwy and d/s Lambrick Ave EE130502DW23

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-2002
Taxa count ORDER 11
Taxa count FAMILY 22
Taxa count ALT 34
Mayflies present? 20
ORDER FAMILY ALT
SIGNAL 3.5 3.6 1.9
Weighted SIGNAL 3.5 3.2 4.2

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Residential And Infrastructure 5.4.0 Residential and farm infrastructure, 5.4.1 Urban residential, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.6.5 Electricity substations and transmission, 5.6.7 Water extraction and transmission, 5.7.2 Roads, 5.7.5 Navigation and communication 44.33% 776,222,728m2
  Minimal Use 1.3.0 Other minimal use, 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover 43.47% 761,228,084m2
  Water 6.1.0 Lake, 6.1.3 Lake - intensive use, 6.6.0 Estuary/coastal waters 6.72% 117,707,954m2
  Industrial 5.5.1 Commercial services 3.72% 65,226,701m2
Show minor land uses 3
17,511,245m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 7 2
Oligochaeta (Unident.) LO999999
7
Acarina MM 17 6
Oribatida (Unident.) MM9999A1
17
Oribatida (Unident.)
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OJ 19
Copepoda (Unident.) OJ999999
19
Unknown OT 73
Caridina nilotica OT010304
46
Caridina nilotica
Caridina nilotica
Caridina serratirostris OT010305
8
Caridina serratirostris
Caridina serratirostris
Atyidae (Unident.) OT019999
14
Atyidae (Unident.)
Atyidae (Unident.)
Macrobrachium sp.(Unident.) OT020199
5
Macrobrachium sp.(Unident.)
Coleoptera QC 1 5
Berosus sp.(Unident.)(Larva) QC11049I
1
Berosus sp.(Unident.)(Larva)
Diptera QD 75 3
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Ceratopogoninae (Unident.) QD0999I1
4
Ceratopogoninae (Unident.)
Forcipomyiinae (Unident.) QD0999I7
2
Forcipomyiinae (Unident.)
Fittkauimyia sp.(Unident.) QDAE0499
4
Djalmabatista sp.(Unident.) QDAE0699
1
Ablabesmyia hilli QDAE1101
3
Paramerina sp.(Unident.) QDAE1299
4
Larsia sp.(Unident.) QDAE1799
2
Cricotopus sp.(Unident.) QDAF1599
1
Tanytarsus sp.(Unident.) QDAH0499
4
Paratanytarsus sp.(Unident.) QDAH0699
34
Rheotanytarsus sp.(Unident.) QDAH0799
1
Stenochironomus sp.(Unident.) QDAI0299
4
Polypedilum D1 QDAI08D1
4
Paratendipes sp.(Unident.) QDAI1099
1
?Stictochironomus QDAJ99Q4
3
Chironomidae (Unident.) (Pupa) QDAZ999I
1
Ephemeroptera QE 20 9
Cloeon sp.(Unident.) QE020299
2
Atalophlebia sp.(Unident.) QE060199
1
Thraulus sp.(Unident.) QE061599
7
Tasmanocoenis sp.(Unident.) QE080199
10
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
2
Odonata QO 1 3
Zygoptera (Unident.) QO999997
1
Trichoptera QT 33 8
Triaenodes sp.(Unident.) QT251099
33
ORDER
SIGNALT 3.5
Weighted SIGNALT 3.8