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

Chapman Brook - 674 Warner Glen CHAPX1

Source Department of Water and Environment Regulation
Latest Sample Date 23-10-2012
Taxa count ORDER 5
Taxa count FAMILY 9
Taxa count ALT 11
Mayflies present? 24
ORDER FAMILY ALT
SIGNAL 5.2 4.2 3.9
Weighted SIGNAL 5.6 6.6 5.8

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Pastoral Farming 3.2.0 Grazing modified pastures, 4.2.0 Grazing irrigated modified pastures, 4.2.4 Irrigated sown grasses 34.68% 6,492,938,412m2
  Minimal Use 1.3.3 Residual native cover 25.69% 4,809,213,699m2
  Forestry 2.2.0 Production native forests, 3.1.0 Plantation forests 20.54% 3,845,371,286m2
  Natural 1.1.3 National park 9.66% 1,808,954,238m2
  Arable Farming 4.4.0 Irrigated perennial horticulture, 4.4.1 Irrigated tree fruits, 4.4.2 Irrigated olives, 4.4.4 Irrigated vine fruits, 4.4.7 Irrigated perennial vegetables and herbs, 4.4.9 Irrigated grapes 6.03% 1,129,815,277m2
Show minor land uses 7
187,221,889m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Amphipoda OP 42 3
Perthiidae (Unident.) OP089999
42
Perthiidae (Unident.)
Perthiidae (Unident.)
Perthiidae (Unident.)
Diptera QD 17 3
Bezzia sp.(Unident.) QD090499
4
Bezzia sp.(Unident.)
Simuliidae (Unident.) QD109999
1
Simuliidae (Unident.)
Paramerina sp.(Unident.) QDAE1299
2
Cricotopus sp.(Unident.) QDAF1599
1
Tanytarsus sp.(Unident.) QDAH0499
6
Paratanytarsus sp.(Unident.) QDAH0699
3
Ephemeroptera QE 24 9
Bibulmena kadjina QE060401
18
Leptophlebiidae (Unident.) QE069999
6
Odonata QO 1 3
Telephlebiidae (Unident.) QO219999
1
Trichoptera QT 2 8
Notoperata tenax QT250605
2
ORDER
SIGNALT 5.2
Weighted SIGNALT 5.2