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

Hobart Rivulet off Degraves St HOBA62

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 18-05-2013
Taxa count ORDER 4
Taxa count FAMILY 8
Taxa count ALT 8
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 3.5 2.8 2.8
Weighted SIGNAL 2 3.3

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  Natural 1.1.3 National park, 1.1.6 Protected landscape, 1.1.7 Other conserved area 40.31% 891,688,037m2
  Residential And Infrastructure 5.4.1 Urban residential, 5.4.3 Rural residential without agriculture, 5.5.2 Public services, 5.5.3 Recreation and culture, 5.5.4 Defence facilities - urban, 5.6.5 Electricity substations and transmission, 5.7.2 Roads, 5.7.4 Ports and water transport 36.22% 801,194,326m2
  Minimal Use 1.3.0 Other minimal use, 1.3.3 Residual native cover, 2.1.0 Grazing native vegetation 18.82% 416,221,077m2
  Industrial 5.3.0 Manufacturing and industrial, 5.5.1 Commercial services 3.07% 67,995,275m2
Show minor land uses 3
22,118,463m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Gastropoda KG 82 1
Hydrobiidae (Unident.) KG029999
52
Planorbidae (Unident.) KG079999
6
Physidae (Unident.) KG089999
24
Oligochaeta LO 77 2
Oligochaeta (Unident.) LO999999
77
Diptera QD 46 3
Simuliidae (Unident.) QD109999
24
Simuliidae (Unident.)
Orthocladiinae (Unident.) QDAF9999
19
Chironominae (Unident.) QDAJ9999
3
Trichoptera QT 4 8
Hydrobiosidae (Unident.) QT019999
4
ORDER
SIGNALT 3.5
Weighted SIGNALT 2.7
Taxa Abundance SIGNALT Grade
Gastropoda KG 11 1
Hydrobiidae (Unident.) KG029999
4
Ancylidae (Unident.) KG069999
1
Planorbidae (Unident.) KG079999
5
Physidae (Unident.) KG089999
1
Oligochaeta LO 12 2
Oligochaeta (Unident.) LO999999
12
Acarina MM 1 6
Mites (Unident.) MM999999
1
Mites (Unident.)
Diptera QD 35 3
Simuliidae (Unident.) QD109999
4
Simuliidae (Unident.)
Diamesinae (Unident.) QDAB9999
3
Orthocladiinae (Unident.) QDAF9999
28
Ephemeroptera QE 1 9
Leptophlebiidae (Unident.) QE069999
1
Odonata QO 1 3
Telephlebiidae (Unident.) QO219999
1
Plecoptera QP 4 10
Gripopterygidae (Unident.) QP039999
4
Trichoptera QT 7 8
Hydrobiosidae (Unident.) QT019999
6
Unknown QT999998
1
ORDER
SIGNALT 5.2
Weighted SIGNALT 4.2