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

NORTH JOHNSTONE RIVER AT NERADA PLANTATION 1120027

Source MIV
Latest Sample Date 20-06-1996
Taxa count ORDER 8
Taxa count FAMILY 11
Taxa count ALT 11
Mayflies present? 10
ORDER FAMILY ALT
SIGNAL 3.9 3.5 2.5
Weighted SIGNAL 2.6 5.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 48.81% 39,717,867,876m2
  Natural 1.1.3 National park, 1.1.4 Natural feature protection, 1.1.7 Other conserved area, 1.2.0 Managed resource protection 42.18% 34,325,817,934m2
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures 4.56% 3,707,534,340m2
Show minor land uses 9
813,782,537m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Acarina MM 20 6
Mites (Unident.) MM999999
20
Mites (Unident.)
Mites (Unident.)
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 2
Atyidae (Unident.) OT019999
2
Atyidae (Unident.)
Atyidae (Unident.)
Diptera QD 14 3
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
2
Chironominae (Unident.) QDAJ9999
9
Ephemeroptera QE 10 9
Leptophlebiidae (Unident.) QE069999
10
Hemiptera QH 12 2
Veliidae (Unident.) QH569999
2
Corixidae (Unident.) QH659999
10
Odonata QO 12 3
Gomphidae (Unident.) QO139999
12
Trichoptera QT 5 8
Leptoceridae (Unident.) QT259999
5
ORDER
SIGNALT 3.9
Weighted SIGNALT 4.3
Taxa Abundance SIGNALT Grade
Turbellaria IF 11 2
Dugesiidae (Unident.) IF619999
11
Gastropoda KG 10 1
Thiaridae (Unident.) KG049999
10
Bivalvia KP 1 3
Corbiculidae (Unident.) KP029999
1
Acarina MM 25 6
Mites (Unident.) MM999999
25
Mites (Unident.)
Mites (Unident.)
Mites (Unident.)
Unknown OH 3
Ostracoda (Unident.) OH999999
3
Unknown OT 10
Palaemonidae (Unident.) OT029999
10
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Coleoptera QC 71 5
Elmidae (Unident.) QC349999
20
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
40
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Ptilodactylidae (Unident.) QC399999
11
Ptilodactylidae (Unident.)
Ptilodactylidae (Unident.)
Diptera QD 53 3
Tipulidae (Unident.) QD019999
7
Ceratopogonidae (Unident.) QD099999
6
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Athericidae (Unident.) QD229999
2
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
11
Orthocladiinae (Unident.) QDAF9999
12
Chironominae (Unident.) QDAJ9999
15
Ephemeroptera QE 56 9
Baetidae (Unident.) QE029999
22
Leptophlebiidae (Unident.) QE069999
30
Caenidae (Unident.) QE089999
2
Prosopistomatidae (Unident.) QE099999
2
Hemiptera QH 9 2
Mesoveliidae (Unident.) QH529999
1
Hebridae (Unident.) QH539999
1
Veliidae (Unident.) QH569999
3
Gerridae (Unident.) QH579999
3
Corixidae (Unident.) QH659999
1
Lepidoptera QL 18 2
Crambidae (Unident.) QL019999
18
Crambidae (Unident.)
Crambidae (Unident.)
Megaloptera QM 6 8
Corydalidae (Unident.) QM019999
6
Corydalidae (Unident.)
Odonata QO 17 3
Gomphidae (Unident.) QO139999
9
Corduliidae (Unident.) QO169999
1
Libellulidae (Unident.) QO179999
7
Plecoptera QP 2 10
Gripopterygidae (Unident.) QP039999
2
Trichoptera QT 68 8
Hydroptilidae (Unident.) QT039999
8
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
10
Polycentropodidae (Unident.) QT079999
3
Helicopsychidae (Unident.) QT179999
20
Calamoceratidae (Unident.) QT249999
1
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 4.1
Weighted SIGNALT 4.3
Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae (Unident.) IF619999
2
Gastropoda KG 12 1
Thiaridae (Unident.) KG049999
12
Bivalvia KP 2 3
Corbiculidae (Unident.) KP029999
2
Oligochaeta LO 6 2
Oligochaeta (Unident.) LO999999
6
Acarina MM 27 6
Mites (Unident.) MM999999
27
Mites (Unident.)
Mites (Unident.)
Mites (Unident.)
Unknown OH 6
Ostracoda (Unident.) OH999999
6
Unknown OJ 2
Copepoda (Unident.) OJ999999
2
Unknown OT 14
Palaemonidae (Unident.) OT029999
14
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Coleoptera QC 46 5
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
22
Elmidae (Unident.)
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
12
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 56 3
Tipulidae (Unident.) QD019999
2
Ceratopogonidae (Unident.) QD099999
8
Ceratopogonidae (Unident.)
Ceratopogonidae (Unident.)
Athericidae (Unident.) QD229999
8
Athericidae (Unident.)
Athericidae (Unident.)
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
6
Orthocladiinae (Unident.) QDAF9999
11
Chironominae (Unident.) QDAJ9999
21
Ephemeroptera QE 49 9
Baetidae (Unident.) QE029999
20
Leptophlebiidae (Unident.) QE069999
19
Caenidae (Unident.) QE089999
10
Hemiptera QH 11 2
Veliidae (Unident.) QH569999
4
Corixidae (Unident.) QH659999
7
Lepidoptera QL 7 2
Crambidae (Unident.) QL019999
7
Crambidae (Unident.)
Megaloptera QM 2 8
Corydalidae (Unident.) QM019999
2
Corydalidae (Unident.)
Odonata QO 17 3
Diphlebiidae (Unident.) QO099999
2
Aeshnidae (Unident.) QO129999
2
Gomphidae (Unident.) QO139999
9
Libellulidae (Unident.) QO179999
2
Epiproctophora (Unident.) QO999998
2
Trichoptera QT 62 8
Hydroptilidae (Unident.) QT039999
14
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
10
Ecnomidae (Unident.) QT089999
2
Helicopsychidae (Unident.) QT179999
4
Calamoceratidae (Unident.) QT249999
2
Leptoceridae (Unident.) QT259999
20
ORDER
SIGNALT 3.4
Weighted SIGNALT 3.8
Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae (Unident.) IF619999
2
Gastropoda KG 1 1
Hydrobiidae (Unident.) KG029999
1
Bivalvia KP 1 3
Sphaeriidae (Unident.) KP039999
1
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 12 6
Mites (Unident.) MM999999
12
Mites (Unident.)
Mites (Unident.)
Unknown OG 1
Cladocera (Unident.) OG999999
1
Unknown OH 5
Ostracoda (Unident.) OH999999
5
Unknown OJ 6
Copepoda (Unident.) OJ999999
6
Unknown OT 2
Palaemonidae (Unident.) OT029999
2
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Coleoptera QC 58 5
Hydrophilidae (Unident.) QC119999
3
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
14
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
34
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Psephenidae (Unident.)
Ptilodactylidae (Unident.) QC399999
7
Ptilodactylidae (Unident.)
Ptilodactylidae (Unident.)
Diptera QD 17 3
Simuliidae (Unident.) QD109999
1
Simuliidae (Unident.)
Athericidae (Unident.) QD229999
2
Athericidae (Unident.)
Athericidae (Unident.)
Tanypodinae (Unident.) QDAE9999
2
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
11
Ephemeroptera QE 46 9
Baetidae (Unident.) QE029999
20
Leptophlebiidae (Unident.) QE069999
20
Caenidae (Unident.) QE089999
1
Prosopistomatidae (Unident.) QE099999
5
Hemiptera QH 20 2
Corixidae (Unident.) QH659999
20
Lepidoptera QL 6 2
Crambidae (Unident.) QL019999
6
Crambidae (Unident.)
Megaloptera QM 10 8
Corydalidae (Unident.) QM019999
10
Corydalidae (Unident.)
Odonata QO 10 3
Isostictidae (Unident.) QO039999
2
Diphlebiidae (Unident.) QO099999
1
Gomphidae (Unident.) QO139999
5
Corduliidae (Unident.) QO169999
1
Libellulidae (Unident.) QO179999
1
Plecoptera QP 1 10
Gripopterygidae (Unident.) QP039999
1
Trichoptera QT 63 8
Hydroptilidae (Unident.) QT039999
11
Philopotamidae (Unident.) QT049999
11
Hydropsychidae (Unident.) QT069999
11
Ecnomidae (Unident.) QT089999
3
Helicopsychidae (Unident.) QT179999
16
Leptoceridae (Unident.) QT259999
11
ORDER
SIGNALT 3.6
Weighted SIGNALT 4.4