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

Edward R @ Balpool 63255

Source Office of Environment and Heritage
Latest Sample Date 29-10-2005
Taxa count ORDER 7
Taxa count FAMILY 20
Taxa count ALT 20
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 1.4 2.8 1.8
Weighted SIGNAL 3.2 3.1

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Arable Farming 3.3.0 Cropping, 3.3.1 Cereals, 3.4.0 Perennial horticulture, 4.3.0 Irrigated cropping, 4.3.1 Irrigated cereals, 4.4.0 Irrigated perennial horticulture, 4.4.2 Irrigated olives, 4.4.3 Irrigated tree nuts, 4.4.9 Irrigated grapes, 4.5.0 Irrigated seasonal horticulture, 4.5.3 Irrigated seasonal vegetables and herbs 73.04% 135,575,871,017m2
  Minimal Use 2.1.0 Grazing native vegetation 18.73% 34,765,005,474m2
Show minor land uses 10
1,856,190,381m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Unknown OG 3
Cladocera (Unident.) OG999999
3
Unknown OH 1
Ostracoda (Unident.) OH999999
1
Unknown OJ 2
Copepoda (Unident.) OJ999999
2
Unknown OT 50
Atyidae (Unident.) OT019999
48
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Atyidae (Unident.)
Palaemonidae (Unident.) OT029999
2
Palaemonidae (Unident.)
Palaemonidae (Unident.)
Coleoptera QC 27 5
Carabidae (Unident.) QC059999
2
Dytiscidae (Unident.) QC099999
1
Gyrinidae (Unident.) QC109999
3
Gyrinidae (Unident.)
Hydrophilidae (Unident.) QC119999
12
Hydrophilidae (Unident.)
Hydrophilidae (Unident.)
Hydraenidae (Unident.) QC139999
1
Hydraenidae (Unident.)
Staphylinidae (Unident.) QC189999
6
Scirtidae (Unident.) QC209999
2
Scirtidae (Unident.)
Diptera QD 4 3
Tipulidae (Unident.) QD019999
1
Psychodidae (Unident.) QD129999
1
Psychodidae (Unident.)
Tanypodinae (Unident.) QDAE9999
1
Chironominae (Unident.) QDAJ9999
1
Hemiptera QH 48 2
Veliidae (Unident.) QH569999
9
Gerridae (Unident.) QH579999
20
Corixidae (Unident.) QH659999
18
Notonectidae (Unident.) QH679999
1
ORDER
SIGNALT 1.4
Weighted SIGNALT 2.0