selected scholarly activity
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chapters
- Classical and Molecular Methods to Measure Fecal Bacteria. 241-273. 2010
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conferences
- Phylogenetic processes for analyzing the sequence diversity of Cryptosporidium from environmental samples used for source tracking. Water Quality Technology Conference and Exposition 2011. 2106-2117. 2011
- Investigating the association between land use and cryptosporidium occurrence in the south nation watershed in eastern Ontario, Canada. 2010 International Symposium on Waterborne Pathogens. 2010
- Source water protection: How well do traditional water quality indicators correlate with pathogen occurrence?. Water Quality Technology Conference and Exposition 2009. 3710-3720. 2009
- Projected Changes in Reportable Enteric Disease Incidence in New Brunswick, Canada in Response to Changes in Temperature, Precipitation and Snow Depth. Epidemiology. S140-S140. 2009
- Identifying mechanisms associated with spatial and temporal variation in Cryptosporidium occurrence in the South Nation River basin. Water Quality Technology Conference and Exposition 2008. 3724-3733. 2008
- Molecular forensic profiling of cryptosporidium spp to determine the diversity of fecal contamination in four canadian watersheds. American Water Works Association - Water Quality Technology Conference and Exposition 2007: Fast Tracks to Water Quality. 2536-2547. 2007
- IMPACT OF CLIMATE AND AGRICULTURE ON ENTERIC ILLNESS IN ATLANTIC CANADA: IMPLICATIONS OF CLIMATE CHANGE. Epidemiology. S98-S99. 2005
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journal articles
- Canadian beach cohort study: protocol of a prospective study to assess the burden of recreational water illness.. BMC Public Health. 24:2502. 2024
- An evaluation of sanitary and environmental survey use to protect beaches in the Great Lakes basin. Journal of Great Lakes Research. 50:102401-102401. 2024
- Characterization of Taxonomic and Functional Dynamics Associated with Harmful Algal Bloom Formation in Recreational Water Ecosystems. Toxins. 16:263-263. 2024
- Utilizing novel Escherichia coli‐specific conserved signature proteins for enhanced monitoring of recreational water quality. MicrobiologyOpen. 13:e1410. 2024
- Assessment of crAssphage as a human fecal source tracking marker in the lower Great Lakes. Science of the Total Environment. 912:168840-168840. 2024
- Identification of potential microbial risk factors associated with fecal indicator exceedances at recreational beaches. Environ Microbiome. 19:4. 2024
- Same-day Enterococcus qPCR results of recreational water quality at two Toronto beaches provide added public health protection and reduced beach days lost. Canadian Journal of Public Health. 114:676-687. 2023
- Application of Same-Day Enterococcus qPCR-Based Analyses for Quality Assessment of Shorelines (Water and Sand) at Recreational Beaches. Water (Switzerland). 15:2338-2338. 2023
- Cyanobacterial Algal Bloom Monitoring: Molecular Methods and Technologies for Freshwater Ecosystems. Microorganisms. 11:851-851. 2023
- Spatio-temporal connectivity of the aquatic microbiome associated with cyanobacterial blooms along a Great Lake riverine-lacustrine continuum. Frontiers in Microbiology. 14:1073753. 2023
- Validation of qPCR method for enterococci quantification at Toronto beaches: Application for rapid recreational water monitoring. Journal of Great Lakes Research. 48:707-716. 2022
- Associations between extreme precipitation, drinking water, and protozoan acute gastrointestinal illnesses in four North American Great Lakes cities (2009–2014). Journal of Water and Health. 20:849-862. 2022
- Biological Indicators for Fecal Pollution Detection and Source Tracking: A Review. Processes. 9:2058-2058. 2021
- Advancing re-designation of beneficial use impairments in the Toronto and Region Area of Concern: Synthesis and highlights. Journal of Great Lakes Research. 47:267-272. 2021
- Microbial source tracking to identify fecal sources contaminating the Toronto Harbour and Don River watershed in wet and dry weather. Journal of Great Lakes Research. 47:366-377. 2021
- Dissemination of Verona Integron-encoded Metallo-β-lactamase among clinical and environmental Enterobacteriaceae isolates in Ontario, Canada. Scientific Reports. 10:18580. 2020
- Association between extreme precipitation, drinking water and acute gastrointestinal illness in the Great Lakes. ISEE Conference Abstracts. 2020. 2020
- The Ecobiomics project: Advancing metagenomics assessment of soil health and freshwater quality in Canada. Science of the Total Environment. 710:135906-135906. 2020
- Assessing microbial risk through event-based pathogen loading and hydrodynamic modelling. Science of the Total Environment. 693:133567-133567. 2019
- Impacts of a changing earth on microbial dynamics and human health risks in the continuum between beach water and sand. Water Research. 162:456-470. 2019
- Microbial Source Tracking Using Quantitative and Digital PCR To Identify Sources of Fecal Contamination in Stormwater, River Water, and Beach Water in a Great Lakes Area of Concern. Applied and Environmental Microbiology. 84:e01634-e01618. 2018
- Fecal source tracking and eDNA profiling in an urban creek following an extreme rain event. Scientific Reports. 8:14390. 2018
- Foreshore beach sand as a reservoir and source of total phosphorus in Lake Ontario. Aquatic Ecosystem Health and Management. 21:268-275. 2018
- Remediation of a Beneficial Use Impairment at Bluffer’s Park Beach in the Toronto Area of Concern. Aquatic Ecosystem Health and Management. 21:285-292. 2018
- Global Distribution of Human-Associated Fecal Genetic Markers in Reference Samples from Six Continents. Environmental Science and Technology. 52:5076-5084. 2018
- Evaluation of methods to sample fecal indicator bacteria in foreshore sand and pore water at freshwater beaches. Water Research. 121:204-212. 2017
- Persistence of fecal contamination and pathogenic Escherichia coli O157:H7 in snow and snowmelt. Journal of Great Lakes Research. 43:248-254. 2017
- A descriptive analysis of the spatio-temporal distribution of enteric diseases in New Brunswick, Canada. BMC Public Health. 16:204. 2016
- Comparison of Microbial and Chemical Source Tracking Markers To Identify Fecal Contamination Sources in the Humber River (Toronto, Ontario, Canada) and Associated Storm Water Outfalls. Applied and Environmental Microbiology. 82:6357-6366. 2016
- Towards a more accurate quantitative assessment of seasonal Cryptosporidium infection risks in surface waters using species and genotype information. Water Research. 105:625-637. 2016
- An evaluation of logic regression-based biomarker discovery across multiple intergenic regions for predicting host specificity in Escherichia coli. Molecular Phylogenetics and Evolution. 103:133-142. 2016
- Comparative microbial source tracking methods for identification of fecal contamination sources at Sunnyside Beach in the Toronto region area of concern. Journal of Water and Health. 14:839-850. 2016
- Evidence of Naturalized Stress-Tolerant Strains of Escherichia coli in Municipal Wastewater Treatment Plants. Applied and Environmental Microbiology. 82:5505-5518. 2016
- A physical descriptive model for predicting bacteria level variation at a dynamic beach. Journal of Water and Health. 14:617-629. 2016
- Release ofEscherichia colifrom Foreshore Sand and Pore Water during Intensified Wave Conditions at a Recreational Beach. Environmental Science and Technology. 50:5676-5684. 2016
- Beach sand and the potential for infectious disease transmission: observations and recommendations. Journal of the Marine Biological Association of the United Kingdom. 96:101-120. 2016
- Comparison of the occurrence and survival of fecal indicator bacteria in recreational sand between urban beach, playground and sandbox settings in Toronto, Ontario. Science of the Total Environment. 541:520-527. 2016
- Assessing host-specificity of Escherichia coli using a supervised learning logic-regression-based analysis of single nucleotide polymorphisms in intergenic regions. Molecular Phylogenetics and Evolution. 92:72-81. 2015
- Differential occurrence of Escherichia coli and human Bacteroidales at two Great Lakes beaches. Journal of Great Lakes Research. 41:530-535. 2015
- The distribution of Salmonella enterica serovars and subtypes in surface water from five agricultural regions across Canada. Water Research. 76:120-131. 2015
- Food and environmental parasitology in Canada: A network for the facilitation of collaborative research. Food Protection Trends. 34:376-385. 2014
- A national investigation of the prevalence and diversity of thermophilic Campylobacter species in agricultural watersheds in Canada. Water Research. 61:243-252. 2014
- Microbes in beach sands: integrating environment, ecology and public health. Reviews in Environmental Science and Biotechnology. 13:329-368. 2014
- Long-Term Monitoring of Waterborne Pathogens and Microbial Source Tracking Markers in Paired Agricultural Watersheds under Controlled and Conventional Tile Drainage Management. Applied and Environmental Microbiology. 80:3708-3720. 2014
- Beach science in the Great Lakes. Journal of Great Lakes Research. 40:1-14. 2014
- Comparison of two poultry litter qPCR assays targeting the 16S rRNA gene of Brevibacterium sp.. Water Research. 48:613-621. 2014
- Effect of Incubation Temperature on the Detection of Thermophilic Campylobacter Species from Freshwater Beaches, Nearby Wastewater Effluents, and Bird Fecal Droppings. Applied and Environmental Microbiology. 79:7639-7645. 2013
- Coherence among Different Microbial Source Tracking Markers in a Small Agricultural Stream with or without Livestock Exclusion Practices. Applied and Environmental Microbiology. 79:6207-6219. 2013
- Bacteria, viruses, and parasites in an intermittent stream protected from and exposed to pasturing cattle: Prevalence, densities, and quantitative microbial risk assessment. Water Research. 47:6244-6257. 2013
- Occurrence of Waterborne Pathogens and Escherichia coli at Offshore Drinking Water Intakes in Lake Ontario. Applied and Environmental Microbiology. 79:5799-5813. 2013
- Using SWAT, Bacteroidales microbial source tracking markers, and fecal indicator bacteria to predict waterborne pathogen occurrence in an agricultural watershed. Water Research. 47:6326-6337. 2013
- A Canadian Application of One Health: Integration ofSalmonellaData from Various Canadian Surveillance Programs (2005–2010). Foodborne Pathogens and Disease. 10:747-756. 2013
- Curtain flow chromatography (‘the infinite diameter column’) with automated injection and high sample through-put: The results of an inter-laboratory study. Microchemical Journal. 110:127-132. 2013
- Identification of the origin of faecal contamination in estuarine oysters using Bacteroidales and F-specific RNA bacteriophage markers. Journal of Applied Microbiology. 115:897-907. 2013
- The detection of Cryptosporidium and the resolution of mixtures of species and genotypes from water. Infection, Genetics and Evolution. 15:3-9. 2013
- Spatiotemporal Analysis of Cryptosporidium Species/Genotypes and Relationships with Other Zoonotic Pathogens in Surface Water from Mixed-Use Watersheds. Applied and Environmental Microbiology. 79:434-448. 2013
- Investigation of the prevalence of thermophilic Campylobacter species at Lake Simcoe recreational beaches. Inland Waters. 3:93-104. 2013
- Molecular and phylogenetic approaches for assessing sources of Cryptosporidium contamination in water. Water Research. 46:5135-5150. 2012
- Impact of Riparian Zone Protection from Cattle on Nutrient, Bacteria, F-coliphage,Cryptosporidium, andGiardiaLoading of an Intermittent Stream. Journal of Environmental Quality. 41:1301-1314. 2012
- Comparison of Gull Feces-Specific Assays Targeting the 16S rRNA Genes of Catellicoccus marimammalium and Streptococcus spp. Applied and Environmental Microbiology. 78:1909-1916. 2012
- Theoretical Concepts and Applications of Turbulent Flow Chromatography. LC-GC North America. 30:200-+. 2012
- Investigation of an Escherichia coli Environmental Benchmark for Waterborne Pathogens in Agricultural Watersheds in Canada. Journal of Environmental Quality. 41:21-30. 2012
- Les méthodes de typages des sources microbiennes au Canada. Techniques - Sciences - Methodes. 65-79. 2012
- Spatial and Temporal Drivers of Zoonotic Pathogen Contamination of an Agricultural Watershed. Journal of Environmental Quality. 41:242-252. 2012
- Phenotypic Diversity Caused by Differential RpoS Activity among Environmental Escherichia coli Isolates. Applied and Environmental Microbiology. 77:7915-7923. 2011
- Associations among pathogenic bacteria, parasites, and environmental and land use factors in multiple mixed-use watersheds. Water Research. 45:5807-5825. 2011
- Intergenic Sequence Comparison of Escherichia coli Isolates Reveals Lifestyle Adaptations but Not Host Specificity. Applied and Environmental Microbiology. 77:7620-7632. 2011
- Application of leftover sample material from waterborne protozoa monitoring for the molecular detection of Bacteroidales and fecal source tracking markers. Journal of Microbiological Methods. 86:337-343. 2011
- Distribution and potential significance of a gull fecal marker in urban coastal and riverine areas of southern Ontario, Canada. Water Research. 45:3960-3968. 2011
- Molecular subtypes of Campylobacter spp., Salmonella enterica, and Escherichia coli O157:H7 isolated from faecal and surface water samples in the Oldman River watershed, Alberta, Canada. Water Research. 45:1247-1257. 2011
- Variation of an indicator ofEscherichia colipersistence from surface waters of mixed-use watersheds, and relationship with environmental factors. Annales de Limnologie. 47:11-19. 2011
- How Clean Are Your Vials and Closures?. LC-GC North America. 62-63. 2010
- Library-dependent and library-independent microbial source tracking to identify spatial variation in faecal contamination sources along a Lake Ontario beach (Ontario, Canada). Water Science and Technology. 62:719-727. 2010
- The occurrence and sources of Campylobacter spp., Salmonellaenterica and Escherichia coli O157:H7 in the Salmon River, British Columbia, Canada. Journal of Water and Health. 8:374-386. 2010
- Distribution and Diversity of Escherichia coli Populations in the South Nation River Drainage Basin, Eastern Ontario, Canada. Applied and Environmental Microbiology. 76:1486-1496. 2010
- Optimization and validation of rep-PCR genotypic libraries for microbial source tracking of environmental Escherichia coli isolates. Canadian Journal of Microbiology. 56:8-17. 2010
- A methods comparison for the isolation and detection of thermophilic Campylobacter in agricultural watersheds. Journal of Microbiological Methods. 79:307-313. 2009
- Faecal indicator bacteria enumeration in beach sand: a comparison study of extraction methods in medium to coarse sands. Journal of Applied Microbiology. 107:1740-1750. 2009
- Microbial Diversity and Host-Specific Sequences of Canada Goose Feces. Applied and Environmental Microbiology. 75:5919-5926. 2009
- Discrimination of the Endangered Atlantic Whitefish from Lake Whitefish and Round Whitefish by Use of External Characters. North American Journal of Fisheries Management. 29:1046-1057. 2009
- P316 Application of a DNA microarray to detect virulence and antibiotic resistance genes from environmental Escherichia coli isolates. International Journal of Antimicrobial Agents. 34:S125-S125. 2009
- DNA-based real-time detection and quantification of aeromonads from fresh water beaches on Lake Ontario. Journal of Water and Health. 7:312-323. 2009
- Seasonal relationships among indicator bacteria, pathogenic bacteria, Cryptosporidium oocysts, Giardia cysts, and hydrological indices for surface waters within an agricultural landscape. Water Research. 43:2209-2223. 2009
- Using Continuous Quality Improvement Methods to Evaluate Library Service Points. Reference and User Services Quarterly. 48:78-85. 2008
- Phylogenetic Diversity and Molecular Detection of Bacteria in Gull Feces. Applied and Environmental Microbiology. 74:3969-3976. 2008
- Characterization of formulated microbial products by denaturing gradient gel electrophoresis, total cellular fatty acid analysis, and DNA microarray analysis. Canadian Journal of Microbiology. 54:380-390. 2008
- Development of a novel triplex PCR assay for the detection and differentiation of thermophilic species of Campylobacter using 16S-23S rDNA internal transcribed spacer (ITS) region. Journal of Applied Microbiology. 103:2561-2569. 2007
- Experience with the antibiotic resistance analysis and DNA fingerprinting in tracking faecal pollution at two lake beaches. Water Science and Technology. 56:51-58. 2007
- Characteristics and frequency of detection of fecalListeria monocytogenesshed by livestock, wildlife, and humans. Canadian Journal of Microbiology. 53:1158-1167. 2007
- Distribution and Characteristics of Listeria monocytogenes Isolates from Surface Waters of the South Nation River Watershed, Ontario, Canada. Applied and Environmental Microbiology. 73:5401-5410. 2007
- Multiple lines of evidence to identify the sources of fecal pollution at a freshwater beach in Hamilton Harbour, Lake Ontario. Water Research. 41:3585-3594. 2007
- Quo vadis source tracking? Towards a strategic framework for environmental monitoring of fecal pollution. Water Research. 41:3539-3552. 2007
- Tracking Host Sources of Cryptosporidium spp. in Raw Water for Improved Health Risk Assessment. Applied and Environmental Microbiology. 73:3945-3957. 2007
- Development of a rapid quantitative PCR assay for direct detection and quantification of culturable and non-culturable Escherichia coli from agriculture watersheds. Journal of Microbiological Methods. 69:480-488. 2007
- Occurrence of Virulence and Antimicrobial Resistance Genes in Escherichia coli Isolates from Different Aquatic Ecosystems within the St. Clair River and Detroit River Areas. Applied and Environmental Microbiology. 73:477-484. 2007
- A Virulence and Antimicrobial Resistance DNA Microarray Detects a High Frequency of Virulence Genes in Escherichia coli Isolates from Great Lakes Recreational Waters. Applied and Environmental Microbiology. 72:4200-4206. 2006
- Effects of Commercial Microbial Products on the Immune System of Elliptio complanata Mussels. Bulletin of Environmental Contamination and Toxicology. 76:848-854. 2006
- Development of diagnostic test methods for detecting key wildlife pathogens in bacteria-containing commercial biodegradation products. World Journal of Microbiology and Biotechnology. 21:417-423. 2005
- Occurrence of antibiotic resistance inEscherichia colifrom surface waters and fecal pollution sources near Hamilton, Ontario. Canadian Journal of Microbiology. 51:501-505. 2005
- VULNERABILITY OF WATERBORNE DISEASES TO CLIMATE CHANGE IN CANADA: A REVIEW. Journal of Toxicology and Environmental Health - Part A. 67:1667-1677. 2004
- The development of a DNA microarray-based assay for the characterization of commercially formulated microbial products. Journal of Microbiological Methods. 58:251-262. 2004
- Predicting survival of a genetically engineered microorganism, Pseudomonas chlororaphis 3732RN-L11, in soil and wheat rhizosphere across Canada with linear multiple regression models. Canadian Journal of Microbiology. 48:717-727. 2002
- Updated status report on the endangered Atlantic Whitefish, Coregonus huntsmani. Canadian Field-Naturalist. 115:635-652. 2001
- Meristic and Morphometric Variation between the Endangered Acadian Whitefish, Coregonus huntsmani, and the Lake Whitefish, Coregonus clupeaformis, in the Canadian Maritime Provinces and the State of Maine, USA. Canadian Journal of Fisheries and Aquatic Sciences. 48:2140-2151. 1991
- STATUS OF THE BERING CISCO, COREGONUS-LAURETTAE, IN CANADA. Canadian Field-Naturalist. 105:169-172. 1991
- Mitochondrial DNA and isozyme electrophoretic analyses of the endangered Acadian whitefish, Coregonus huntsmani Scott, 1987. Canadian Journal of Zoology. 69:311-316. 1991
- PRELIMINARY STATUS OF THE ACADIAN WHITEFISH, COREGONUS-CANADENSIS, IN SOUTHERN NOVA-SCOTIA. Canadian Field-Naturalist. 98:86-90. 1984
- REDUCTION OF THE PELVIC SKELETON IN THE THREESPINE STICKLEBACK, GASTEROSTEUS-ACULEATUS, IN 2 LAKES OF QUEBEC. Canadian Field-Naturalist. 97:334-336. 1983
- Reduced dorsal spine numbers in two isolated populations of the brook stickleback ( Culaea inconstans) from eastern Canada.. Naturaliste Canadien. 110:99-101. 1983
- Regional and Longitudinal Dynamics of Cyanobacterial Blooms/Cyanobiome and Cyanotoxin Production in the Great Lakes Area. Toxins. 16:471.