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

Broken River at Old Racecourse 120216A

Source MIV
Latest Sample Date 27-11-1997
Taxa count ORDER 15
Taxa count FAMILY 38
Taxa count ALT 38
Mayflies present? 22
ORDER FAMILY ALT
SIGNAL 3.3 4.1 3.3
Weighted SIGNAL 4.5 4.4

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 49.10% 3,281,246,219m2
  Natural 1.1.3 National park, 1.1.7 Other conserved area, 1.2.0 Managed resource protection 47.96% 3,204,752,135m2
Show minor land uses 2
66,827,331m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown IA 1
PORIFERA (Unident.) IA999999
1
Turbellaria IF 5 2
Dugesiidae (Unident.) IF619999
5
Gastropoda KG 14 1
Thiaridae (Unident.) KG049999
10
Planorbidae (Unident.) KG079999
4
Acarina MM 11 6
Mites (Unident.) MM999999
11
Mites (Unident.)
Mites (Unident.)
Unknown OJ 1
Copepoda (Unident.) OJ999999
1
Unknown OT 30
Atyidae (Unident.) OT019999
20
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
10
Palaemonidae (Unident.)
Unknown OV 2
Parastacidae (Unident.) OV019999
2
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 47 5
Dytiscidae (Unident.) QC099999
1
Hydrophilidae (Unident.) QC119999
18
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Elmidae (Unident.) QC349999
8
Elmidae (Unident.)
Elmidae (Unident.)
Psephenidae (Unident.) QC379999
20
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 18 3
Culicidae (Unident.) QD079999
2
Culicidae (Unident.)
Simuliidae (Unident.) QD109999
5
Simuliidae (Unident.)
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Orthocladiinae (Unident.) QDAF9999
3
Chironominae (Unident.) QDAJ9999
5
Ephemeroptera QE 22 9
Baetidae (Unident.) QE029999
10
Leptophlebiidae (Unident.) QE069999
11
Caenidae (Unident.) QE089999
1
Hemiptera QH 17 2
Hydrometridae (Unident.) QH549999
1
Veliidae (Unident.) QH569999
3
Gerridae (Unident.) QH579999
1
Gelastocoridae (Unident.) QH649999
1
Corixidae (Unident.) QH659999
11
Lepidoptera QL 4 2
Crambidae (Unident.) QL019999
4
Crambidae (Unident.)
Megaloptera QM 6 8
Corydalidae (Unident.) QM019999
5
Corydalidae (Unident.)
Sialidae (Unident.) QM029999
1
Odonata QO 24 3
Coenagrionidae (Unident.) QO029999
4
Gomphidae (Unident.) QO139999
1
Libellulidae (Unident.) QO179999
19
Trichoptera QT 51 8
Hydrobiosidae (Unident.) QT019999
4
Hydroptilidae (Unident.) QT039999
10
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
11
Ecnomidae (Unident.) QT089999
1
Leptoceridae (Unident.) QT259999
15
ORDER
SIGNALT 3.3
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Bivalvia KP 2 3
Corbiculidae (Unident.) KP029999
2
Acarina MM 11 6
Mites (Unident.) MM999999
11
Mites (Unident.)
Mites (Unident.)
Unknown OJ 10
Copepoda (Unident.) OJ999999
10
Isopoda OR 1 2
Cirolanidae (Unident.) OR129999
1
Unknown OT 13
Atyidae (Unident.) OT019999
10
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
3
Palaemonidae (Unident.)
Coleoptera QC 26 5
Dytiscidae (Unident.) QC099999
8
Hydrophilidae (Unident.) QC119999
15
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Scirtidae (Unident.) QC209999
1
Scirtidae (Unident.)
Psephenidae (Unident.) QC379999
2
Psephenidae (Unident.)
Psephenidae (Unident.)
Diptera QD 43 3
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Simuliidae (Unident.) QD109999
10
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Orthocladiinae (Unident.) QDAF9999
15
Chironominae (Unident.) QDAJ9999
15
Ephemeroptera QE 30 9
Baetidae (Unident.) QE029999
15
Leptophlebiidae (Unident.) QE069999
12
Caenidae (Unident.) QE089999
3
Hemiptera QH 20 2
Veliidae (Unident.) QH569999
6
Gerridae (Unident.) QH579999
2
Saldidae (Unident.) QH609999
1
Corixidae (Unident.) QH659999
10
Pleidae (Unident.) QH689999
1
Megaloptera QM 8 8
Corydalidae (Unident.) QM019999
8
Corydalidae (Unident.)
Odonata QO 8 3
Coenagrionidae (Unident.) QO029999
2
Protoneuridae (Unident.) QO049999
1
Libellulidae (Unident.) QO179999
5
Trichoptera QT 55 8
Hydrobiosidae (Unident.) QT019999
10
Philopotamidae (Unident.) QT049999
10
Hydropsychidae (Unident.) QT069999
10
Ecnomidae (Unident.) QT089999
2
Calamoceratidae (Unident.) QT249999
11
Leptoceridae (Unident.) QT259999
12
ORDER
SIGNALT 4.1
Weighted SIGNALT 4.5