Search Results - "Wyer, Mark"

Faecal indicator organism inputs to watercourses from streamside pastures grazed by cattle: Before and after implementation of streambank fencing by Kay, David, Crowther, John, Stapleton, Carl M., Wyer, Mark D.

“…Faecal indicator organisms (FIOs) are major pollutants in many catchments world-wide, with streamside pastures on livestock farms being potentially significant…”
Get full text

Effectiveness of constructed farm wetlands in attenuating faecal indicator fluxes to watercourses from yard runoff on livestock farms by Kay, David, Clarke, Aldwyn, Crowther, John, Davies, Cheryl, Francis, Carol A., Stapleton, Carl M., Watkins, John, Wyer, Mark D.

“…Constructed farms wetlands (CFWs) are increasingly being used to treat faecally contaminated ‘dirty waters’ from yard areas on livestock farms. The findings of…”
Get full text

Within-day variability in microbial concentrations at a UK designated bathing water: Implications for regulatory monitoring and the application of predictive modelling based on historical compliance data by Wyer, Mark D, Kay, David, Morgan, Huw, Naylor, Sam, Clark, Simon, Watkins, John, Davies, Cheryl M, Francis, Carol, Osborn, Hamish, Bennett, Sarah

“…Prediction of bathing water quality is recommended by the World Health Organization (WHO), the European Union (EU) and the United States Environmental…”
Get full text

Relationships between human adenoviruses and faecal indicator organisms in European recreational waters by Wyer, Mark D., Wyn-Jones, A. Peter, Kay, David, Au-Yeung, Ho-Kong Christopher, Gironés, Rosina, López-Pila, Juan, de Roda Husman, Ana Maria, Rutjes, Saskia, Schneider, Oliver

“…Human adenoviruses (HAdV) may be implicated in some disease outbreaks associated with recreational water exposures, typically in swimming pools. Modern…”
Get full text

Faecal-indicator concentrations in waters draining lowland pastoral catchments in the UK: relationships with land use and farming practices by Crowther, John, Kay, David, Wyer, Mark D

“…Faecal-indicator budget studies have shown marine bathing water quality at two small UK coastal resorts, Staithes and Newport, to be adversely affected by…”
Get full text

Evaluating short-term changes in recreational water quality during a hydrograph event using a combination of microbial tracers, environmental microbiology, microbial source tracking and hydrological techniques: A case study in Southwest Wales, UK by Wyer, Mark D., Kay, David, Watkins, John, Davies, Cheryl, Kay, Chris, Thomas, Rod, Porter, Jonathan, Stapleton, Carl M., Moore, Heather

“…Quantitative assessment of multiple sources to short-term variations in recreational water quality, as indexed by faecal indicator organism (FIO)…”
Get full text

Relationships between microbial water quality and environmental conditions in coastal recreational waters: the fylde coast, UK by Crowther, John, Kay, David, Wyer, Mark D.

“…This paper explores ways in which the analysis of microbial data from routine compliance monitoring, in combination with basic environmental data, can provide…”
Get full text

Evaluating the operational utility of a Bacteroidales quantitative PCR-based MST approach in determining the source of faecal indicator organisms at a UK bathing water by Stapleton, Carl M., Kay, David, Wyer, Mark D., Davies, Cheryl, Watkins, John, Kay, Chris, McDonald, Adrian T., Porter, Jonathan, Gawler, Andrew

“…Microbial source tracking techniques are used in the UK to provide an evidence-base to guide major expenditure decisions and/or regulatory action relating to…”
Get full text

Results of field investigations into the impact of intermittent sewage discharges on the microbiological quality of wild mussels ( Mytilus edulis) in a tidal estuary by Kay, David, Kershaw, Simon, Lee, Ron, Wyer, Mark D., Watkins, John, Francis, Carol

“…Field surveys were designed to examine the effects of sewage contamination from storm overflow effluent on faecal coliform and Escherichia coli concentrations…”
Get full text

Derivation of numerical values for the World Health Organization guidelines for recreational waters by Kay, David, Bartram, Jamie, Prüss, Annette, Ashbolt, Nick, Wyer, Mark D., Fleisher, Jay M., Fewtrell, Lorna, Rogers, Alan, Rees, Gareth

“…In April 2001, draft ‘Guidelines’ for safe recreational water environments were developed at a World Health Organization (WHO) expert consultation. Later the…”
Get full text

Quantitative microbial source apportionment as a tool in aiding the identification of microbial risk factors in shellfish harvesting waters: the Loch Etive case study by Stapleton, Carl M, Kay, David, Magill, Shona H, Wyer, Mark D, Davies, Cheryl, Watkins, John, Kay, Chris, McDonald, Adrian T, Crowther, John

“…Sanitary surveys of shellfish harvesting waters are now a routine component of regulatory monitoring. These provide a qualitative appraisal of potential…”
Get full text

Sustainable reduction in the flux of microbial compliance parameters from urban and arable land use to coastal bathing waters by a wetland ecosystem produced by a marine flood defence structure by Kay, David, Wyer, Mark D., Crowther, John, Wilkinson, Jeremy, Stapleton, Carl, Glass, Paul

“…‘Natural’ treatment systems such as wetlands and reed beds have been proposed as sustainable means of reducing fluxes of faecal indicator organisms (FIOs) to…”
Get full text

Reply to comments on “Derivation of numerical values for the World Health Organization guidelines for recreational waters” by Kay, David, Ashbolt, Nick, Wyer, Mark D., Fleisher, Jay M., Fewtrell, Lorna, Rogers, Alan, Rees, Gareth

“…The contribution addressed reveals an optimistic design philosophy likely to systematically underestimate risk in epidemiologic studies into the health effects…”
Get full text

Estimates of the severity of illnesses associated with bathing in marine recreational waters contaminated with domestic sewage by Fleisher, Jay M, Kay, David, Wyer, Mark D, Godfree, Alan F

“…Background During the summers of 1989–1992 we conducted four randomized intervention trials at four separate UK bathing locations judged of acceptable quality…”
Get full text

Surveillance of adenoviruses and noroviruses in European recreational waters by Wyn-Jones, A. Peter, Carducci, Annalaura, Cook, Nigel, D’Agostino, Martin, Divizia, Maurizio, Fleischer, Jens, Gantzer, Christophe, Gawler, Andrew, Girones, Rosina, Höller, Christiane, de Roda Husman, Ana Maria, Kay, David, Kozyra, Iwona, López-Pila, Juan, Muscillo, Michele, José Nascimento, Maria São, Papageorgiou, George, Rutjes, Saskia, Sellwood, Jane, Szewzyk, Regine, Wyer, Mark

“…Exposure to human pathogenic viruses in recreational waters has been shown to cause disease outbreaks. In the context of Article 14 of the revised European…”
Get full text

An experimental health-related classification for marine waters by Wyer, Mark D, Kay, David, Fleisher, Jay M, Salmon, Roland L, Jones, Frank, Godfree, Alan F, Jackson, Gerry, Rogers, Alan

“…Detailed epidemiological studies in the UK have shown a dose–response relationship between water quality and gastroenteritis experienced by bathers. Other…”
Get full text

Estimated inorganic nutrient inputs to the coastal waters of Jersey from catchment and waste water sources by Stapleton, Carl M, Kay, David, Jackson, Gerry F, Wyer, Mark D

“…Concern over nutrient levels and eutrophication in the north-east Atlantic sea area has required a reduction in inputs at several urban centres. Implementation…”
Get full text

Delivery of microbial indicator organisms to coastal waters from catchment sources by Wyer, Mark D., Kay, David, Dawson, Helen M., Jackson, Gerry F., Jones, Frank, Yeo, Janette, Whittle, John

“…The introduction of ultraviolet disinfection of sewage effluent in Jersey has served to focus attention on other sources of faecal pollution responsible for…”
Get full text

Predicting microbial pollution concentrations in UK rivers in response to land use change by Hampson, Danyel, Crowther, John, Bateman, Ian, Kay, David, Posen, Paulette, Stapleton, Carl, Wyer, Mark, Fezzi, Carlo, Jones, Philip, Tzanopoulos, Joseph

“…The Water Framework Directive has caused a paradigm shift towards the integrated management of recreational water quality through the development of drainage…”
Get full text

Processes driving the episodic flux of faecal indicator organisms in streams impacting on recreational and shellfish harvesting waters by Wilkinson, Jeremy, Kay, David, Wyer, Mark, Jenkins, Alan

“…Understanding the process controls on episodic fluxes of faecal indicator organisms (FIOs) is becoming increasingly important for the sustainable management…”
Get full text