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

Howley Creek, d/s Brock's Creek Mine EE310798AD18

Source Department of Environment and Natural Resources (Daly River)
Latest Sample Date 01-01-1998
Taxa count ORDER 10
Taxa count FAMILY 22
Taxa count ALT 39
Mayflies present? 1
ORDER FAMILY ALT
SIGNAL 3.8 3.9 2.2
Weighted SIGNAL 4 3.8 4.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Mining 5.8.1 Mines 69.59% 333,476,253m2
  Minimal Use 2.1.0 Grazing native vegetation 20.78% 99,586,753m2
  Water 6.5.2 Marsh/wetland - production 7.19% 34,462,592m2
Show minor land uses 1
4,791,821m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 72 6
Hydrodroma sp.(Unident.) MM070199
4
Hydrodroma sp.(Unident.)
Limnesia sp.(Unident.) MM120199
25
Limnesia sp.(Unident.)
Coaustraliobates sp.(Unident.) MM150699
19
Coaustraliobates sp.(Unident.)
Hygrobates sp.(Unident.) MM151399
5
Hygrobates sp.(Unident.)
Neumania sp.(Unident.) MM160399
3
Neumania sp.(Unident.)
Recifella sp.(Unident.) MM160599
5
Recifella sp.(Unident.)
Unionicolidae (Unident.) MM169999
5
Unionicolidae (Unident.)
Mites (Unident.) MM999999
6
Mites (Unident.)
Unknown OG 3
Cladocera (Unident.) OG999999
3
Unknown OJ 16
Copepoda (Unident.) OJ999999
16
Coleoptera QC 1 5
Hydraena sp.(Unident.) QC130199
1
Hydraena sp.(Unident.)
Diptera QD 141 3
Culicidae (Unident.) QD079999
10
Culicidae (Unident.)
Ceratopogonidae (Unident.) (Pupa) QD09999I
2
Ceratopogonidae (Unident.) (Pupa)
Ceratopogoninae (Unident.) QD0999I1
20
Ceratopogoninae (Unident.)
Stratiomyidae (Unident.) QD249999
1
Djalmabatista sp.(Unident.) QDAE0699
1
Procladius sp.(Unident.) QDAE0899
1
Paramerina sp.(Unident.) QDAE1299
5
Cladotanytarsus sp.(Unident.) QDAH0399
27
Tanytarsus sp.(Unident.) QDAH0499
24
Paratanytarsus sp.(Unident.) QDAH0699
1
Rheotanytarsus sp.(Unident.) QDAH0799
1
Dicrotendipes sp.(Unident.) QDAI0699
25
Kiefferulus sp.(Unident.) QDAI0799
1
Polypedilum leei QDAI0801
2
Microtendipes sp.(Unident.) QDAI1199
2
Cryptochironomus sp.(Unident.) QDAI1999
2
Cryptochironomus sp.(Unident.)
Unk genus D3 QDAJ99Q9
1
Unk genus D4 QDAJ99R1
1
Chironomidae (Unident.)(Larva) QDAZ9999
6
Chironomidae (Unident.) (Pupa) QDAZ999I
8
Ephemeroptera QE 1 9
Baetidae (Unident.) QE029999
1
Hemiptera QH 18 2
Gerridae (Unident.) QH579999
1
Corixidae (Unident.) QH659999
17
Odonata QO 2 3
Zygoptera (Unident.) QO999997
1
Epiproctophora (Unident.) QO999998
1
Trichoptera QT 2 8
Oecetis sp.(Unident.) QT250799
1
Triplectides sp.(Unident.) QT251199
1
ORDER
SIGNALT 3.8
Weighted SIGNALT 3.2