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

SAN06 Sandy Bay Rivulet wbb_tas_113

Source Waterbug Blitz
Latest Sample Date 22-11-2024
Taxa count ORDER 6
Taxa count FAMILY 9
Taxa count ALT 9
Mayflies present? 0
ORDER FAMILY ALT
SIGNAL 4.3 3.7 3.6
Weighted SIGNAL 2.7 4.5

Waterbug Land Use

Category ALUM Categories Percent of upstream catchment Area
  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, 5.5.5 Research facilities, 5.7.2 Roads 54.66% 1,205,219,963m2
  Natural 1.1.3 National park, 1.1.5 Habitat/species management area, 1.1.6 Protected landscape, 1.1.7 Other conserved area 32.11% 708,098,049m2
  Minimal Use 1.3.3 Residual native cover 10.50% 231,522,504m2
Show minor land uses 3
22,049,762m2

Waterbug sample history

Taxa Abundance SIGNALT Grade
Turbellaria IF 4 2
Turbellaria IF999C99
4
Gastropoda KG 32 1
Potamopyrgus antipodarum KG020699
30
Physa acuta KG089999
2
Oligochaeta LO 2 2
Oligochaeta LO999999
2
Diptera QD 50 3
Simuliidae QD1099Z1
16
Chironomus QDAI04Z4
4
Chironomidae QDAZ9999
30
Plecoptera QP 16 10
Notonemouridae QP0499A1
16
Trichoptera QT 8 8
Hydrobiosidae QT0199A4
8
ORDER
SIGNALT 4.3
Weighted SIGNALT 4.5
Taxa Abundance SIGNALT Grade
Gastropoda KG 30 1
Potamopyrgus antipodarum KG020699
30
Oligochaeta LO 30 2
Oligochaeta LO999999
30
Acarina MM 2 6
Acarina MM9999Z3
2
Diptera QD 34 3
Chironomus QDAI04Z4
32
Chironomidae QDAZ9999
2
Hemiptera QH 2 2
Veliidae, Mesoveliidae and Hebridae QH569999
2
Plecoptera QP 8 10
Notonemouridae QP0499A1
8
Trichoptera QT 6 8
Hydrobiosidae QT0199A4
4
Triplectides QT2511Z1
2
ORDER
SIGNALT 4.6
Weighted SIGNALT 4.0
Taxa Abundance SIGNALT Grade
Gastropoda KG 30 1
Potamopyrgus antipodarum KG020699
30
Oligochaeta LO 30 2
Oligochaeta LO999999
30
Diptera QD 32 3
Simuliidae QD1099Z1
30
Chironomidae QDAZ9999
2
Trichoptera QT 2 8
Hydrobiosidae QT0199A4
2
ORDER
SIGNALT 3.5
Weighted SIGNALT 2.4
Taxa Abundance SIGNALT Grade
Turbellaria IF 2 2
Turbellaria IF999C99
2
Gastropoda KG 34 1
Potamopyrgus antipodarum KG020699
30
Physa acuta KG089999
4
Oligochaeta LO 30 2
Oligochaeta LO999999
30
Acarina MM 2 6
Acarina MM9999Z3
2
Diptera QD 40 3
Simuliidae QD1099Z1
30
Tabanidae, Dolichopodidae, Empididae & some Tipulidae QD2399Z2
2
Chironomidae QDAZ9999
8
Trichoptera QT 16 8
Hydrobiosidae QT0199A4
16
ORDER
SIGNALT 3.7
Weighted SIGNALT 3.3