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

ROSS RIVER BELOW ROSS DAM 1181006

Source MIV
Latest Sample Date 21-11-1997
Taxa count ORDER 11
Taxa count FAMILY 22
Taxa count ALT 22
Mayflies present? 21
ORDER FAMILY ALT
SIGNAL 3.7 3.6 2
Weighted SIGNAL 4 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Minimal Use 1.3.0 Other minimal use, 1.3.1 Defence land - natural areas, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 75.89% 57,673,787,810m2
  Water 6.2.1 Reservoir, 6.2.2 Water storage - intensive use/farm dams, 6.3.0 River, 6.5.0 Marsh/wetland, 6.5.2 Marsh/wetland - production 7.94% 6,036,242,303m2
  Natural 1.1.3 National park, 1.1.7 Other conserved area 7.71% 5,856,749,966m2
  Forestry 2.2.0 Production native forests 5.98% 4,541,806,103m2
Show minor land uses 5
759,932,557m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Dugesiidae (Unident.) IF619999
2
Gastropoda KG 14 1
Thiaridae (Unident.) KG049999
8
Planorbidae (Unident.) KG079999
6
Oligochaeta LO 1 2
Oligochaeta (Unident.) LO999999
1
Acarina MM 5 6
Mites (Unident.) MM999999
5
Mites (Unident.)
Mites (Unident.)
Unknown OH 13
Ostracoda (Unident.) OH999999
13
Coleoptera QC 30 5
Dytiscidae (Unident.) QC099999
6
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
21
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 38 3
Tanypodinae (Unident.) QDAE9999
11
Orthocladiinae (Unident.) QDAF9999
7
Chironominae (Unident.) QDAJ9999
20
Ephemeroptera QE 21 9
Baetidae (Unident.) QE029999
1
Caenidae (Unident.) QE089999
20
Hemiptera QH 14 2
Nepidae (Unident.) QH619999
2
Naucoridae (Unident.) QH669999
1
Notonectidae (Unident.) QH679999
1
Pleidae (Unident.) QH689999
10
Odonata QO 18 3
Coenagrionidae (Unident.) QO029999
6
Gomphidae (Unident.) QO139999
2
Libellulidae (Unident.) QO179999
10
Trichoptera QT 12 8
Leptoceridae (Unident.) QT259999
12
ORDER
SIGNALT 3.7
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Turbellaria IF 3 2
Dugesiidae (Unident.) IF619999
3
Gastropoda KG 15 1
Thiaridae (Unident.) KG049999
10
Planorbidae (Unident.) KG079999
5
Oligochaeta LO 11 2
Oligochaeta (Unident.) LO999999
11
Acarina MM 9 6
Mites (Unident.) MM999999
9
Mites (Unident.)
Unknown OH 7
Ostracoda (Unident.) OH999999
7
Unknown OJ 11
Copepoda (Unident.) OJ999999
11
Unknown OT 18
Atyidae (Unident.) OT019999
16
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
2
Palaemonidae (Unident.)
Coleoptera QC 25 5
Dytiscidae (Unident.) QC099999
10
Hydrophilidae (Unident.) QC119999
15
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Diptera QD 33 3
Tabanidae (Unident.) QD239999
1
Tanypodinae (Unident.) QDAE9999
11
Orthocladiinae (Unident.) QDAF9999
1
Chironominae (Unident.) QDAJ9999
20
Ephemeroptera QE 26 9
Baetidae (Unident.) QE029999
6
Caenidae (Unident.) QE089999
20
Hemiptera QH 14 2
Hebridae (Unident.) QH539999
3
Veliidae (Unident.) QH569999
1
Gerridae (Unident.) QH579999
2
Nepidae (Unident.) QH619999
2
Corixidae (Unident.) QH659999
4
Pleidae (Unident.) QH689999
2
Lepidoptera QL 1 2
Crambidae (Unident.) QL019999
1
Crambidae (Unident.)
Odonata QO 33 3
Coenagrionidae (Unident.) QO029999
10
Aeshnidae (Unident.) QO129999
1
Gomphidae (Unident.) QO139999
4
Corduliidae (Unident.) QO169999
10
Libellulidae (Unident.) QO179999
8
Trichoptera QT 13 8
Leptoceridae (Unident.) QT259999
13
ORDER
SIGNALT 3.1
Weighted SIGNALT 3.3