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

Mary R d/s Hodgson Ck Confluence EE310500MA09

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-2000
Taxa count ORDER 9
Taxa count FAMILY 26
Taxa count ALT 40
Mayflies present? 4
ORDER FAMILY ALT
SIGNAL 4.2 4.5 2.6
Weighted SIGNAL 4.8 4.3 5.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 56.51% 107,620,133,076m2
  Natural 1.1.3 National park 42.44% 80,824,666,260m2
Show minor land uses 5
1,904,433,714m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 8 2
Oligochaeta (Unident.) LO999999
8
Acarina MM 23 6
Procorticacarus sp.(Unident.) MM150899
1
Procorticacarus sp.(Unident.)
Gretacarus sp.(Unident.) MM210199
4
Gretacarus sp.(Unident.)
Oribatida (Unident.) MM9999A1
18
Oribatida (Unident.)
Unknown OT 11
Caridina gracilirostris OT010302
2
Caridina gracilirostris
Caridina gracilirostris
Macrobrachium sp.(Unident.) OT020199
9
Macrobrachium sp.(Unident.)
Coleoptera QC 6 5
Hydraena sp.(Unident.) QC130199
1
Hydraena sp.(Unident.)
Staphylinidae (Unident.) QC189999
1
Austrolimnius EPA sp.A9 QC3401A8
2
Austrolimnius EPA sp.A9
Austrolimnius sp. 9 (larva) QC3401L9
1
Austrolimnius sp. 9 (larva)
Hydrochus sp.(Unident.) QCAO0199
1
Hydrochus sp.(Unident.)
Diptera QD 126 3
Ceratopogoninae (Unident.) QD0999I1
50
Ceratopogoninae (Unident.)
Djalmabatista sp.(Unident.) QDAE0699
19
Nilotanypus sp.(Unident.) QDAE1699
2
Nanocladius sp.(Unident.) QDAF0499
1
Corynoneura sp.(Unident.) QDAF0699
2
Thienemanniella sp.(Unident.) QDAF0799
1
Stempellinella sp.(Unident.) QDAH0199
3
Tanytarsus micksmithi QDAH04MS
1
Tanytarsus sp. 1 QDAH04T1
3
Tanytarsus sp. 4 QDAH04T4
4
Tanytarsus sp. 8 QDAH04T8
2
Paratanytarsus sp.(Unident.) QDAH0699
8
Rheotanytarsus sp.(Unident.) QDAH0799
6
Polypedilum watsoni QDAI0810
13
Polypedilum D3 QDAI08D3
1
Paratendipes sp.(Unident.) QDAI1099
8
?Skusella QDAJ99Q3
1
?Stictochironomus QDAJ99Q4
1
Ephemeroptera QE 4 9
Thraulus sp.(Unident.) QE061599
1
Tasmanocoenis sp.(Unident.) QE080199
3
Hemiptera QH 2 2
Gerridae (Unident.) QH579999
1
Notonectidae (Unident.) QH679999
1
Odonata QO 7 3
Austrogomphus sp.(Unident.) QO130499
2
Epiproctophora (Unident.) QO999998
5
Trichoptera QT 24 8
Chimarra sp.(Unident.) QT040199
2
Ecnomus sp.(Unident.) QT080499
3
Anisocentropus sp.(Unident.) QT240199
1
Oecetis sp.(Unident.) QT250799
5
Triaenodes sp.(Unident.) QT251099
13
ORDER
SIGNALT 4.2
Weighted SIGNALT 4.4