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

Hobart Rivulet downstream Tannery HOBA64

Source Department of Primary Industries, Parks, Water and Environment
Latest Sample Date 18-05-2013
Taxa count ORDER 5
Taxa count FAMILY 8
Taxa count ALT 8
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 2.8 2.4 2.8
Weighted SIGNAL 1.7 3.1

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 140 1
Hydrobiidae (Unident.) KG029999
135
Planorbidae (Unident.) KG079999
3
Physidae (Unident.) KG089999
2
Oligochaeta LO 82 2
Oligochaeta (Unident.) LO999999
82
Unknown QA 1
Collembola (Unident.) QA999999
1
Diptera QD 6 3
Simuliidae (Unident.) QD109999
5
Simuliidae (Unident.)
Chironominae (Unident.) QDAJ9999
1
Trichoptera QT 2 8
Hydrobiosidae (Unident.) QT019999
2
ORDER
SIGNALT 2.8
Weighted SIGNALT 2.1
Taxa Abundance SIGNALT Grade
Nematoda II 1 3
Nematoda (Unident.) II999999
1
Gastropoda KG 25 1
Hydrobiidae (Unident.) KG029999
16
Physidae (Unident.) KG089999
8
Gastropoda (Unident.) KG999999
1
Oligochaeta LO 17 2
Oligochaeta (Unident.) LO999999
17
Unknown QA 1
Collembola (Unident.) QA999999
1
Coleoptera QC 2 5
Elmidae Adults QC34999A
2
Elmidae Adults
Diptera QD 37 3
Diamesinae (Unident.) QDAB9999
1
Orthocladiinae (Unident.) QDAF9999
36
Ephemeroptera QE 1 9
Leptophlebiidae (Unident.) QE069999
1
Plecoptera QP 2 10
Notonemouridae (Unident.) QP049999
2
Trichoptera QT 7 8
Hydrobiosidae (Unident.) QT019999
4
Unknown QT999998
3
ORDER
SIGNALT 4.6
Weighted SIGNALT 3.6