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

Doughboy Ck u/s Ebor Rd 45009

Source Office of Environment and Heritage
Latest Sample Date 16-04-2008
Taxa count ORDER 15
Taxa count FAMILY 29
Taxa count ALT 29
Mayflies present? 25
ORDER FAMILY ALT
SIGNAL 3.2 3.5 3
Weighted SIGNAL 5.1 3.8

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 61.14% 1,205,816,085m2
  Pastoral Farming 3.2.0 Grazing modified pastures 31.62% 623,663,483m2
  Water 6.3.0 River 3.06% 60,265,798m2
Show minor land uses 2
19,722,670m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 1 2
Temnocephalidae (Unident.) IF419999
1
Gastropoda KG 9 1
Physidae (Unident.) KG089999
9
Bivalvia KP 3 3
Corbiculidae (Unident.) KP029999
3
Hirudinea LH 1 1
Glossiphoniidae (Unident.) LH019999
1
Oligochaeta LO 5 2
Oligochaeta (Unident.) LO999999
5
Acarina MM 3 6
Mites (Unident.) MM999999
3
Mites (Unident.)
Unknown OH 2
Ostracoda (Unident.) OH999999
2
Amphipoda OP 21 3
Ceinidae (Unident.) OP029999
21
Ceinidae (Unident.)
Ceinidae (Unident.)
Ceinidae (Unident.)
Unknown OV 4
Parastacidae (Unident.) OV019999
4
Parastacidae (Unident.)
Parastacidae (Unident.)
Coleoptera QC 16 5
Dytiscidae (Unident.) QC099999
8
Gyrinidae (Unident.) QC109999
6
Gyrinidae (Unident.)
Hydraenidae (Unident.) QC139999
2
Hydraenidae (Unident.)
Diptera QD 9 3
Dixidae (Unident.) QD069999
4
Dixidae (Unident.)
Tanypodinae (Unident.) QDAE9999
3
Chironominae (Unident.) QDAJ9999
2
Ephemeroptera QE 25 9
Baetidae (Unident.) QE029999
1
Leptophlebiidae (Unident.) QE069999
24
Hemiptera QH 23 2
Hydrometridae (Unident.) QH549999
1
Gerridae (Unident.) QH579999
2
Corixidae (Unident.) QH659999
3
Notonectidae (Unident.) QH679999
17
Odonata QO 38 3
Coenagrionidae (Unident.) QO029999
7
Lestidae (Unident.) QO059999
21
Megapodagrionidae (Unident.) QO079999
1
Synlestidae (Unident.) QO089999
1
Aeshnidae (Unident.) QO129999
7
Corduliidae (Unident.) QO169999
1
Trichoptera QT 17 8
Ecnomidae (Unident.) QT089999
1
Leptoceridae (Unident.) QT259999
16
ORDER
SIGNALT 3.2
Weighted SIGNALT 3.9