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

Exe Rivulet at Exe Sugarloaf off Bellevale Road JORD37

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 06-10-1999
Taxa count ORDER 12
Taxa count FAMILY 21
Taxa count ALT 23
Mayflies present? 2
ORDER FAMILY ALT
SIGNAL 4.2 4 2
Weighted SIGNAL 3.3 5 3.3

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 45.67% 2,160,295,508m2
  Pastoral Farming 3.2.1 Native/exotic pasture mosaic 32.61% 1,542,425,498m2
  Forestry 2.2.0 Production native forests 13.03% 616,370,325m2
  Natural 1.1.1 Strict nature reserves, 1.1.5 Habitat/species management area, 1.2.0 Managed resource protection 4.45% 210,455,723m2
Show minor land uses 3
47,300,049m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 7 1
Planorbidae (Unident.) KG079999
7
Bivalvia KP 35 3
Sphaeriidae (Unident.) KP039999
35
Hirudinea LH 6 1
Hirudinea (Unident.) LH999999
6
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Amphipoda OP 75 3
Ceinidae (Unident.) OP029999
63
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Eusiridae (Unident.) OP039999
12
Eusiridae (Unident.)
Eusiridae (Unident.)
Eusiridae (Unident.)
Coleoptera QC 21 5
Dytiscidae Adults QC09999A
17
Dytiscidae Larvae QC09999L
2
Unknown QC10999A
1
Unknown QC10999L
1
Diptera QD 43 3
Tipulidae (Unident.) QD019999
1
Ceratopogonidae (Unident.) QD099999
2
Ceratopogonidae (Unident.)
Tanypodinae (Unident.) QDAE9999
32
Chironominae (Unident.) QDAJ9999
7
Chironomidae (Unident.)(Larva) QDAZ9999
1
Ephemeroptera QE 2 9
Baetidae (Unident.) QE029999
1
Caenidae (Unident.) QE089999
1
Hemiptera QH 95 2
Veliidae (Unident.) QH569999
52
Corixidae (Unident.) QH659999
20
Notonectidae (Unident.) QH679999
23
Odonata QO 7 3
Coenagrionidae (Unident.) QO029999
7
Plecoptera QP 28 10
Notonemouridae (Unident.) QP049999
28
Trichoptera QT 16 8
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 4.2
Weighted SIGNALT 4.1
Taxa Abundance SIGNALT Grade
Gastropoda KG 18 1
Lymnaeidae (Unident.) KG059999
5
Physidae (Unident.) KG089999
13
Bivalvia KP 39 3
Sphaeriidae (Unident.) KP039999
39
Amphipoda OP 108 3
Ceinidae (Unident.) OP029999
96
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Eusiridae (Unident.) OP039999
9
Eusiridae (Unident.)
Eusiridae (Unident.)
Eusiridae (Unident.)
Paramelitidae (Unident.) OP069999
3
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Paramelitidae (Unident.)
Isopoda OR 10 2
Phreatoicidae (Unident.) OR059999
10
Phreatoicidae (Unident.)
Phreatoicidae (Unident.)
Unknown OT 20
Atyidae (Unident.) OT019999
20
Atyidae (Unident.)
Atyidae (Unident.)
Coleoptera QC 12 5
Dytiscidae Adults QC09999A
5
Dytiscidae Larvae QC09999L
7
Diptera QD 68 3
Tipulidae (Unident.) QD019999
1
Simuliidae (Unident.) QD109999
2
Simuliidae (Unident.)
Tanypodinae (Unident.) QDAE9999
39
Orthocladiinae (Unident.) QDAF9999
4
Chironominae (Unident.) QDAJ9999
22
Ephemeroptera QE 7 9
Caenidae (Unident.) QE089999
7
Hemiptera QH 38 2
Veliidae (Unident.) QH569999
10
Corixidae (Unident.) QH659999
22
Notonectidae (Unident.) QH679999
6
Odonata QO 2 3
Coenagrionidae (Unident.) QO029999
2
Trichoptera QT 23 8
Leptoceridae (Unident.) QT259999
23
ORDER
SIGNALT 3.5
Weighted SIGNALT 3.5