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

South Alligator R Gunlom road crossing MR-SA-03

Source Department of Environment and Natural Resources
Latest Sample Date 16-05-1996
Taxa count ORDER 12
Taxa count FAMILY 25
Taxa count ALT 28
Mayflies present? 93
ORDER FAMILY ALT
SIGNAL 3.7 4.4 2.9
Weighted SIGNAL 6 3.8 4.4

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park 99.94% 134,718,875,519m2
Show minor land uses 1
1,348,033,767m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Nematoda II 3 3
Nematoda (Unident.) II999999
3
Gastropoda KG 1 1
Thiaridae (Unident.) KG049999
1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 61 6
Mites (Unident.) MM999999
61
Mites (Unident.)
Mites (Unident.)
Unknown OT 1
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Coleoptera QC 21 5
Dytiscidae (Unident.) QC099999
2
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)(Larva) QC11999I
2
Hydrophilidae (Unident.)(Larva)
Elmidae (Unident.) QC349999
13
Elmidae (Unident.)
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
1
Elmidae (Unident.)(Larvae)
Diptera QD 259 3
Tipulidae (Unident.) QD019999
1
Ceratopogonidae (Unident.) QD099999
66
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tabanidae (Unident.) QD239999
1
Aphroteniinae (Unident.) QDAA9999
1
Tanypodinae (Unident.) QDAE9999
28
Orthocladiinae (Unident.) QDAF9999
1
Unknown QDAZ9998
154
Chironomidae (Unident.)(Larva) QDAZ9999
7
Ephemeroptera QE 93 9
Baetidae (Unident.) QE029999
6
Leptophlebiidae (Unident.) QE069999
4
Caenidae (Unident.) QE089999
83
Hemiptera QH 1 2
Corixidae (Unident.) QH659999
1
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 12 3
Protoneuridae (Unident.) QO049999
7
Gomphidae (Unident.) QO139999
5
Trichoptera QT 36 8
Hydroptilidae (Unident.) QT039999
4
Ecnomidae (Unident.) QT089999
1
Leptoceridae (Unident.) QT259999
31
ORDER
SIGNALT 3.7
Weighted SIGNALT 5.0
Taxa Abundance SIGNALT Grade
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 3 2
Oligochaeta (Unident.) LO999999
3
Acarina MM 39 6
Mites (Unident.) MM999999
39
Mites (Unident.)
Mites (Unident.)
Unknown OT 1
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Coleoptera QC 170 5
Hydrophilidae (Unident.) QC119999
6
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Elmidae (Unident.) QC349999
1
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
161
Elmidae (Unident.)(Larvae)
Elmidae (Unident.)(Larvae)
Diptera QD 128 3
Ceratopogonidae (Unident.) QD099999
18
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Tabanidae (Unident.) QD239999
1
Tanypodinae (Unident.) QDAE9999
18
Orthocladiinae (Unident.) QDAF9999
2
Unknown QDAZ9998
86
Chironomidae (Unident.)(Larva) QDAZ9999
3
Ephemeroptera QE 41 9
Baetidae (Unident.) QE029999
4
Caenidae (Unident.) QE089999
37
Hemiptera QH 3 2
Veliidae (Unident.) QH569999
1
Corixidae (Unident.) QH659999
2
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 2 3
Protoneuridae (Unident.) QO049999
1
Gomphidae (Unident.) QO139999
1
Trichoptera QT 37 8
Hydroptilidae (Unident.) QT039999
24
Ecnomidae (Unident.) QT089999
4
Leptoceridae (Unident.) QT259999
9
ORDER
SIGNALT 3.9
Weighted SIGNALT 5.2
Taxa Abundance SIGNALT Grade
Nematoda II 4 3
Nematoda (Unident.) II999999
4
Bivalvia KP 1 3
Hyriidae (Unident.) KP019999
1
Acarina MM 39 6
Mites (Unident.) MM999999
39
Mites (Unident.)
Mites (Unident.)
Unknown OT 1
Palaemonidae (Unident.) OT029999
1
Palaemonidae (Unident.)
Coleoptera QC 47 5
Dytiscidae (Unident.) QC099999
1
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Elmidae (Unident.) QC349999
40
Elmidae (Unident.)
Elmidae (Unident.)
Elmidae (Unident.)(Larvae) QC34999I
5
Elmidae (Unident.)(Larvae)
Diptera QD 179 3
Ceratopogonidae (Unident.) QD099999
36
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Empididae (Unident.) QD359999
2
Tanypodinae (Unident.) QDAE9999
37
Orthocladiinae (Unident.) QDAF9999
4
Unknown QDAZ9998
94
Chironomidae (Unident.)(Larva) QDAZ9999
6
Ephemeroptera QE 136 9
Baetidae (Unident.) QE029999
19
Caenidae (Unident.) QE089999
117
Hemiptera QH 3 2
Corixidae (Unident.) QH659999
3
Odonata QO 4 3
Protoneuridae (Unident.) QO049999
1
Gomphidae (Unident.) QO139999
1
Corduliidae (Unident.) QO169999
1
Libellulidae (Unident.) QO179999
1
Trichoptera QT 90 8
Hydroptilidae (Unident.) QT039999
12
Hydropsychidae (Unident.) QT069999
1
Polycentropodidae (Unident.) QT079999
3
Ecnomidae (Unident.) QT089999
11
Leptoceridae (Unident.) QT259999
63
ORDER
SIGNALT 4.2
Weighted SIGNALT 5.3