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E. coli

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Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (3): 285–292.
Published: 03 July 2018
...T. A. Edge; S. Hill; A. Crowe; J. Marsalek; P. Seto; B. Snodgrass; R. Toninger; M. Patel Bluffer’s Park Beach in the Toronto and Region Area of Concern had a history of beach postings often exceeding 80% of the beach season since the 1980s. A study applied expanded E. coli surveillance and...
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Published: 03 July 2018
Figure 2. Mean concentrations of E. coli and the human and gull qPCR markers in (a) the Sunnyside beachshed and (b) the Rouge beachshed at each site type ± SEM. Squares represent E. coli , circles represent the human marker, and triangles represent the gull marker. More
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Published: 03 July 2018
Figure 1. Model Calibration Study for 2007 for E. coli Index, “portion of swimming season in the Inner Harbour above the recreational swimming water quality objective (100 E coli 100 ml −1 )”. X – axis is observed data for the Index in 2007; Y – axis is model calculations for the Index in 2007 More
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Published: 03 July 2018
Figure 2. Boxplots showing the range of E. coli concentrations at Bluffer’s Park Beach and nearby sources of rain event runoff and stormwater discharge over the 2006 bathing season. Boxes present the 25 th and 75 th percentile of data points, and the median is shown as a horizontal line More
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Published: 01 July 2004
Figure 4. Generation of a standard curve for the TaqMan® assay using E. coli 0157:H7 spiked 1 g sediment samples. C T values were plotted relative to E. coli 0157:H7 CFU's. Because of the variability in the data, LLQ values were not calculated for this data set. More
Image
Published: 01 July 2004
Figure 2. Generation of a standard curve for the TaqMan® assay using E. coli 0157:H7 spiked pure water samples. C T values were plotted relative to E. coli 0157:H7 CFU's. A lower limit of quantitation of 50 colony forming units (CFUs) was calculated based on the graphical divergence from More
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Published: 01 July 2004
Figure 1. Variation in E. coli concentration (CFU g −1 dry sand) based on sand condition. More
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Published: 01 July 2004
Figure 3. Generation of a standard curve for the TaqMan® assay using E. coli 0157:H7 spiked 100 mg sediment samples. C T values were plotted relative to E. coli 0157:H7 CFU's. A lower limit of linear quantitation of 1000 colony forming unites (CFUs) was calculated based on the graphical More
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (3): 268–275.
Published: 03 July 2018
...Figure 2. Mean concentrations of E. coli and the human and gull qPCR markers in (a) the Sunnyside beachshed and (b) the Rouge beachshed at each site type ± SEM. Squares represent E. coli , circles represent the human marker, and triangles represent the gull marker. ...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 415–424.
Published: 01 July 2004
...Figure 4. Generation of a standard curve for the TaqMan® assay using E. coli 0157:H7 spiked 1 g sediment samples. C T values were plotted relative to E. coli 0157:H7 CFU's. Because of the variability in the data, LLQ values were not calculated for this data set. ...
Journal Article
Aquatic Ecosystem Health & Management (2009) 12 (2): 177–182.
Published: 27 May 2009
... Angela, other options will be examined, such as the use of a rapid analytical method for E. coli for issuing beach advisories. At Lakeshore Beach in northeast Ohio (Ashtabula, OH), model results were similar to those at Villa Angela (E.E. Bertke, USGS, Columbus, OH, pers. comm.). At both Villa...
Journal Article
Aquatic Ecosystem Health & Management (2017) 20 (3): 278–284.
Published: 03 July 2017
... to beach remediation and E. coli mitigation. Here we discuss the various studies, projects and public outreach programs delivered by Environment Canada, the City of Hamilton and the Bay Area Restoration Council to improve beach health and move toward delisting as an Area of Concern by 2020...
Journal Article
Aquatic Ecosystem Health & Management (1998) 1 (2): 199–217.
Published: 01 January 1998
... infrequent occasions at different works, were soluble phosphorus, chlorine, E. coli and conductivity. One permit requirement that was consistently ignored was a statement forming part of the effluent standards permit system which states that the effluent should not contain constituents that are poisonous or...
Journal Article
Aquatic Ecosystem Health & Management (2010) 13 (4): 352–361.
Published: 15 November 2010
... at maximum at Dinapur sewage treatment plant. Heavy metals (Zn, Cu, Cd, Pb, Cr) in disposed effluents were above permissible limits at all three sites. Likewise, the most probable number index of E. coli in water samples and coliform counts were recorded as being higher in irrigated water samples and...
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (3): 245–254.
Published: 03 July 2018
...Figure 1. Model Calibration Study for 2007 for E. coli Index, “portion of swimming season in the Inner Harbour above the recreational swimming water quality objective (100 E coli 100 ml −1 )”. X – axis is observed data for the Index in 2007; Y – axis is model calculations for the Index in 2007...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2018) 21 (3): 255–267.
Published: 03 July 2018
..., total phosphorus, dissolved organic carbon, major ions and E. coli gradients were a recurrent feature among surveys with concentrations decreasing away from the Don River mouth. The limited point-sample data reasonably depicted average conditions among areas of the harbour on the days of survey as did...
Includes: Supplementary data
Journal Article
Aquatic Ecosystem Health & Management (2004) 7 (3): 425–432.
Published: 01 July 2004
...Figure 1. Variation in E. coli concentration (CFU g −1 dry sand) based on sand condition. ...
Journal Article
Aquatic Ecosystem Health & Management (2005) 8 (3): 277–284.
Published: 01 July 2005
... bacteria by the Hydrogen Sulphide Paper Strip Method ( Manja et al., 1982 ) while E. coli was measured in terms of colony forming units (cfu) per 100 ml of E. coli by a membrane filter technique on Chromocult media ( APHA-AWWA-WEF, 1995 ). For culture of E. coli , 100 ml of three consecutive dilutions...
Journal Article
Aquatic Ecosystem Health & Management (2000) 3 (3): 369–378.
Published: 01 January 2000
... constructed and extensively applied to sediments of the Elbe River. 2. Materials and methods 2.1. Construction of tolC-mutants of Escherichia coli Cell wall deficient ransductants of E. coli UC 1101 (wild type), UC 498 (cat-) and UC 628 (sod-) were generated using CSH 1562 (tolC::Tnl0) as the donor strain...
Journal Article
Aquatic Ecosystem Health & Management (2016) 19 (4): 441–451.
Published: 01 October 2016
... of bacteria such as Coliforms, E. faecalis, E. coli , spore of Clostridium, S. typhi and C. jejuni classifies the dams' waters as unsuitable for human and livestock water consumption in accordance with the Benin and WHO guidelines. Therefore, current APD water quality may affect several...
Includes: Supplementary data