Craig E Hebert

Summary

Affiliation: Environment Canada
Country: Canada

Publications

  1. doi request reprint Metals and polycyclic aromatic hydrocarbons in colonial waterbird eggs from Lake Athabasca and the Peace-Athabasca Delta, Canada
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, Ottawa, Ontario, Canada
    Environ Toxicol Chem 30:1178-83. 2011
  2. ncbi request reprint Stable nitrogen isotopes in waterfowl feathers reflect agricultural land use in western Canada
    C E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, Quebec
    Environ Sci Technol 35:3482-7. 2001
  3. ncbi request reprint Sulfur isotopes link overwinter habitat use and breeding condition in Double-crested Cormorants
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario K1A 0H3, Canada
    Ecol Appl 18:561-7. 2008
  4. ncbi request reprint Restoring piscivorous fish populations in the Laurentian Great Lakes causes seabird dietary change
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, Ottawa, Ontario K1A OH3, Canada
    Ecology 89:891-7. 2008
  5. ncbi request reprint Adjusting for temporal change in trophic position results in reduced rates of contaminant decline
    Craig E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario, K1A 0H3, Canada
    Environ Sci Technol 40:5624-8. 2006
  6. ncbi request reprint Ecological tracers can quantify food web structure and change
    Craig E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario, K1A 0H3, Canada
    Environ Sci Technol 40:5618-23. 2006
  7. ncbi request reprint Assessing temporal trends in contaminants from long-term avian monitoring programs: the influence of sampling frequency
    Craig E Hebert
    Canadian Wildlife Service, National Wildlife Research Centre, 100 Gamelin Blvd, Hull QC, Canada K1A 0H3
    Ecotoxicology 12:141-51. 2003
  8. doi request reprint Biochemical tracers reveal intra-specific differences in the food webs utilized by individual seabirds
    Craig E Hebert
    Environment Canada, Wildlife and Landscape Science Directorate, National Wildlife Research Centre, Ottawa, ON, Canada
    Oecologia 160:15-23. 2009
  9. doi request reprint Flame retardants in eggs of four gull species (Laridae) from breeding sites spanning Atlantic to Pacific Canada
    Da Chen
    Ecotoxicology and Wildlife Health Division, Environment Canada, National Wildlife Research Centre, Carleton University, Ottawa, ON K1A 0H3, Canada
    Environ Pollut 168:1-9. 2012
  10. ncbi request reprint Mercury trends in colonial waterbird eggs downstream of the oil sands region of Alberta, Canada
    Craig E Hebert
    Environment Canada, Science and Technology Branch, National Wildlife Research Centre, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, Canada K1A 0H3
    Environ Sci Technol 47:11785-92. 2013

Detail Information

Publications26

  1. doi request reprint Metals and polycyclic aromatic hydrocarbons in colonial waterbird eggs from Lake Athabasca and the Peace-Athabasca Delta, Canada
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, Ottawa, Ontario, Canada
    Environ Toxicol Chem 30:1178-83. 2011
    ..More research is required to evaluate temporal trends in levels of environmental contaminants and to identify sources...
  2. ncbi request reprint Stable nitrogen isotopes in waterfowl feathers reflect agricultural land use in western Canada
    C E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, Quebec
    Environ Sci Technol 35:3482-7. 2001
    ....
  3. ncbi request reprint Sulfur isotopes link overwinter habitat use and breeding condition in Double-crested Cormorants
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario K1A 0H3, Canada
    Ecol Appl 18:561-7. 2008
    ..These results underscore that factors throughout the Mississippi flyway are likely acting together to regulate cormorant populations...
  4. ncbi request reprint Restoring piscivorous fish populations in the Laurentian Great Lakes causes seabird dietary change
    Craig E Hebert
    Environment Canada, National Wildlife Research Centre, Ottawa, Ontario K1A OH3, Canada
    Ecology 89:891-7. 2008
    ..In an environment characterized by increasingly limited pelagic fish resources, they are being offered a Hobsonian choice: switch to less nutritious terrestrial prey or go hungry...
  5. ncbi request reprint Adjusting for temporal change in trophic position results in reduced rates of contaminant decline
    Craig E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario, K1A 0H3, Canada
    Environ Sci Technol 40:5624-8. 2006
    ..Here, we outline a method to adjust for temporal changes in indicator species trophic position and discuss how these adjustments affect the interpretation of contaminant temporal trend monitoring data...
  6. ncbi request reprint Ecological tracers can quantify food web structure and change
    Craig E Hebert
    Environment Canada, Canadian Wildlife Service, National Wildlife Research Centre, 1125 Colonel By Drive, Ottawa, Ontario, K1A 0H3, Canada
    Environ Sci Technol 40:5618-23. 2006
    ..The use of these tracers in concert led to a better understanding of routes of energy flow and contaminant transfer in food webs and how these pathways may be affected by ecosystem change...
  7. ncbi request reprint Assessing temporal trends in contaminants from long-term avian monitoring programs: the influence of sampling frequency
    Craig E Hebert
    Canadian Wildlife Service, National Wildlife Research Centre, 100 Gamelin Blvd, Hull QC, Canada K1A 0H3
    Ecotoxicology 12:141-51. 2003
    ..The design of monitoring programs must balance costs and data quality. Programs should ensure that the data collected are adequate to address critical questions...
  8. doi request reprint Biochemical tracers reveal intra-specific differences in the food webs utilized by individual seabirds
    Craig E Hebert
    Environment Canada, Wildlife and Landscape Science Directorate, National Wildlife Research Centre, Ottawa, ON, Canada
    Oecologia 160:15-23. 2009
    ..g., herring gulls, are common in food webs. By characterizing ecological tracer profiles in such species we can better understand spatial, temporal, and individual differences in pathways of contaminant, energy, and nutrient flow...
  9. doi request reprint Flame retardants in eggs of four gull species (Laridae) from breeding sites spanning Atlantic to Pacific Canada
    Da Chen
    Ecotoxicology and Wildlife Health Division, Environment Canada, National Wildlife Research Centre, Carleton University, Ottawa, ON K1A 0H3, Canada
    Environ Pollut 168:1-9. 2012
    ..g., PBDE congener compositions) for individual gulls from the same colony. Eggs from gulls breeding near metropolitan regions of higher human densities showed greater PBDE burdens than from other ecosystems...
  10. ncbi request reprint Mercury trends in colonial waterbird eggs downstream of the oil sands region of Alberta, Canada
    Craig E Hebert
    Environment Canada, Science and Technology Branch, National Wildlife Research Centre, Carleton University, 1125 Colonel By Drive, Ottawa, Ontario, Canada K1A 0H3
    Environ Sci Technol 47:11785-92. 2013
    ..Increasing Hg levels in eggs of multiple species nesting downstream of the oil sands region of northern Alberta warrant continued monitoring and research to further evaluate Hg trends and to conclusively identify sources. ..
  11. doi request reprint Trophic structure and mercury distribution in a Gulf of St. Lawrence (Canada) food web using stable isotope analysis
    Raphael A Lavoie
    Biology Department, University of Ottawa, 30 Marie Curie, Ottawa, ON, Canada K1N 6N5
    Sci Total Environ 408:5529-39. 2010
    ..This suggests that Hg would be readily bioavailable to organisms at the base of the benthic food chain, but trophic transfer would be more efficient in each trophic level of pelagic and benthopelagic food chains...
  12. doi request reprint Perfluoroalkyl carboxylates and sulfonates and precursors in relation to dietary source tracers in the eggs of four species of gulls (Larids) from breeding sites spanning Atlantic to Pacific Canada
    Wouter A Gebbink
    Ecotoxicology and Wildlife Health Division, Wildlife and Landscape Science Directorate, Science and Technology Branch, Environment Canada, National Wildlife Research Centre, Carleton University, Ottawa, ON, Canada
    Environ Int 37:1175-82. 2011
    ..Both aquatic (marine and freshwater) and terrestrial prey are likely sources of PFC exposure to gulls but exposure scenarios are colony-specific...
  13. doi request reprint Reconcilable differences: the use of reference material to reduce methodological artifacts in the reporting of organochlorine pesticides and polychlorinated biphenyls
    Shane R de Solla
    Canadian Wildlife Service, Environment Canada, 867 Lakeshore Road, Box 5050, Burlington, Ontario L7R4A6, Canada
    Environ Toxicol Chem 29:19-26. 2010
    ..Assessments of the compatibility of analytical methodologies should be made using an appropriate RM...
  14. doi request reprint Evidence for sex differences in mercury dynamics in double-crested cormorants
    Stacey A Robinson
    Biology Department, 209 Nesbitt Building, Ottawa, Ontario K1S 5B6, Canada
    Environ Sci Technol 45:1213-8. 2011
    ..Therefore, we conclude that the male bias in mercury concentration might also result from females having a greater capability to excrete mercury compared to males...
  15. doi request reprint Current concentrations and spatial and temporal trends in mercury in Great Lakes Herring Gull eggs, 1974-2009
    D V Chip Weseloh
    Canadian Wildlife Service, Environment Canada, Toronto, ON, Canada
    Ecotoxicology 20:1644-58. 2011
    ..Examination of contaminant temporal trends in multiple indicator species will ensure accurate inferences regarding contaminant availability in the environment...
  16. doi request reprint Impact of changes in analytical techniques for the measurement of polychlorinated biphenyls and organochlorine pesticides on temporal trends in herring gull eggs
    Shane R de Solla
    Wildlife and Landscape Science Directorate, Environment Canada, Burlington, Ontario L7R 4A6, Canada
    Environ Toxicol Chem 29:1476-83. 2010
    ..The regression models did not change for 83.3% of the cases. The effects on the interpretation of long-term temporal trends in herring gull eggs, although not negligible, were minor relative to the magnitude of the temporal changes...
  17. doi request reprint Twenty years of temporal change in perfluoroalkyl sulfonate and carboxylate contaminants in herring gull eggs from the Laurentian Great Lakes
    Wouter A Gebbink
    National Wildlife Research Centre, Science and Technology Branch, Environment Canada, Carleton University, Ottawa, ON K1A 0H3, Canada
    J Environ Monit 13:3365-72. 2011
    ..Dietary changes as measured by carbon and nitrogen stable isotopes, showed minimal relationships to PFC levels in gull eggs, which indicates the complexity of aquatic and terrestrial food of gulls and sources of PFCs...
  18. ncbi request reprint Current-use flame retardants in the eggs of herring gulls (Larus argentatus) from the Laurentian Great Lakes
    Lewis T Gauthier
    Science and Technology Branch, National Wildlife Research Centre, Environment Canada, Carleton University, Ottawa, ON K1A 0H3, Canada
    Environ Sci Technol 41:4561-7. 2007
    ..Given the aquatic diet of herring gull, this suggests that there are non-PBDE BFRs present in the gull-associated aquatic food web of the Great Lakes...
  19. doi request reprint Inter- and intraclutch variation in egg mercury levels in marine bird species from the Canadian Arctic
    Jason A Akearok
    Canadian Wildlife Service, Environment Canada, Iqaluit, NU, Canada X0A 0H0
    Sci Total Environ 408:836-40. 2010
    ....
  20. doi request reprint Mercury trends in herring gull (Larus argentatus) eggs from Atlantic Canada, 1972-2008: Temporal change or dietary shift?
    Neil M Burgess
    Environment Canada, 6 Bruce Street, Mount Pearl, Newfoundland and Labrador A1N 4T3, Canada
    Environ Pollut 172:216-22. 2013
    ..After adjusting Hg trends for dietary shifts of herring gulls, it appears that environmental Hg in coastal ecosystems has remained relatively constant at most sites in Atlantic Canada over the last 36 years...
  21. ncbi request reprint Dramatic changes in the temporal trends of polybrominated diphenyl ethers (PBDEs) in herring gull eggs from the Laurentian Great Lakes: 1982-2006
    Lewis T Gauthier
    National Wildlife Research Centre, Science and Technology Branch, Environment Canada, Carleton University, Ottawa, ON K1S 5B6, Canada
    Environ Sci Technol 42:1524-30. 2008
    ....
  22. ncbi request reprint Temporal trends and spatial distribution of non-polybrominated diphenyl ether flame retardants in the eggs of colonial populations of Great Lakes herring gulls
    Lewis T Gauthier
    Wildlife and Landscape Science Directorate, Science and Technology Branch, Environment Canada, National Wildlife Research Centre, Carleton University, Ottawa, ON, Canada
    Environ Sci Technol 43:312-7. 2009
    ....
  23. doi request reprint Mercury in parasitic nematodes and trematodes and their double-crested cormorant hosts: bioaccumulation in the face of sequestration by nematodes
    Stacey A Robinson
    Department of Biology, Carleton University, 209 Nesbitt Bldg, 1125 Colonel By Drive, Ottawa, Ontario, K1S 5B6, Canada
    Sci Total Environ 408:5439-44. 2010
    ..Nematodes were accumulating and thus sequestering some of their cormorant hosts' body burden of methyl mercury; however, they were not dramatically reducing their hosts' accumulation of methyl mercury...
  24. ncbi request reprint Perfluorinated carboxylates and sulfonates and precursor compounds in herring gull eggs from colonies spanning the Laurentian Great Lakes of North America
    Wouter A Gebbink
    National Wildlife Research Centre, Science and Technology Branch, Environment Canada, Carleton University, Ottawa, ON K1A 0H3, Canada
    Environ Sci Technol 43:7443-9. 2009
    ....
  25. ncbi request reprint Comprehensive re-analysis of archived herring gull eggs reconstructs historical temporal trends in chlorinated hydrocarbon contamination in Lake Ontario and Green Bay, Lake Michigan, 1971-1982
    Ross J Norstrom
    National Wildlife Research Centre, Canadian Wildlife Service, Environment Canada, Carleton University Raven Road, Ottawa, CanadaON K1A 0H3
    J Environ Monit 8:835-47. 2006
    ....
  26. doi request reprint Seabirds as indicators of aquatic ecosystem conditions: a case for gathering multiple proxies of seabird health
    Mark L Mallory
    Canadian Wildlife Service, Box 1714, Iqaluit, NU, Canada X0A 0H0
    Mar Pollut Bull 60:7-12. 2010
    ..Collectively, such efforts will greatly improve our ability to establish baseline physiological and chemical levels for seabirds, against which we can detect future changes in aquatic ecosystems...