Aaron T Fisk

Summary

Affiliation: University of Georgia
Country: USA

Publications

  1. doi Patterns of development and abnormalities among tadpoles in a constructed wetland receiving treated wastewater
    Alina M Ruiz
    D B Warnell School of Forestry and Natural Resources, University of Georgia, Athens, Georgia, USA
    Environ Sci Technol 44:4862-8. 2010
  2. ncbi An assessment of the toxicological significance of anthropogenic contaminants in Canadian arctic wildlife
    Aaron T Fisk
    Warnell School of Forest Resources, University of Georgia, Athens, GA 30602 2152, USA
    Sci Total Environ 351:57-93. 2005
  3. ncbi Soft-tissue mineralization of bullfrog larvae (Rana catesbeiana) at a wastewater treatment facility
    M Kevin Keel
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Vet Diagn Invest 22:655-60. 2010
  4. ncbi Bioaccumulation, biotransformation, and metabolite formation of fipronil and chiral legacy pesticides in rainbow trout
    Brad J Konwick
    Department of Environmental Health Science, University of Georgia, Athens, Georgia 30602, USA
    Environ Sci Technol 40:2930-6. 2006
  5. ncbi Bioaccumulation and biotransformation of chiral triazole fungicides in rainbow trout (Oncorhynchus mykiss)
    Brad J Konwick
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602, United States
    Aquat Toxicol 80:372-81. 2006
  6. doi Fractionation and metabolic turnover of carbon and nitrogen stable isotopes in black fly larvae
    Jay P Overmyer
    Department of Entomology, University of Georgia, Athens, GA 30602, USA
    Rapid Commun Mass Spectrom 22:694-700. 2008
  7. ncbi Geographic distribution of selected elements in the livers of polar bears from Greenland, Canada and the United States
    Scott A Rush
    University of Georgia, Warnell School of Forestry and Natural Resources, Athens, GA 30602 2152, USA
    Environ Pollut 153:618-26. 2008
  8. ncbi Acute enantioselective toxicity of fipronil and its desulfinyl photoproduct to Ceriodaphnia dubia
    Brad J Konwick
    Department of Environmental Health Science, University of Georgia, Athens, Georgia 30602, USA
    Environ Toxicol Chem 24:2350-5. 2005
  9. doi Metabolic turnover rates of carbon and nitrogen stable isotopes in captive juvenile snakes
    Aaron T Fisk
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602 2152, USA
    Rapid Commun Mass Spectrom 23:319-26. 2009
  10. doi Concentrations and patterns of perfluoroalkyl acids in Georgia, USA surface waters near and distant to a major use source
    Brad J Konwick
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, Georgia 30602, USA
    Environ Toxicol Chem 27:2011-8. 2008

Detail Information

Publications30

  1. doi Patterns of development and abnormalities among tadpoles in a constructed wetland receiving treated wastewater
    Alina M Ruiz
    D B Warnell School of Forestry and Natural Resources, University of Georgia, Athens, Georgia, USA
    Environ Sci Technol 44:4862-8. 2010
    ..Our results suggest that portions of constructed wetlands that directly receive treated wastewater may be poor amphibian habitat...
  2. ncbi An assessment of the toxicological significance of anthropogenic contaminants in Canadian arctic wildlife
    Aaron T Fisk
    Warnell School of Forest Resources, University of Georgia, Athens, GA 30602 2152, USA
    Sci Total Environ 351:57-93. 2005
    ....
  3. ncbi Soft-tissue mineralization of bullfrog larvae (Rana catesbeiana) at a wastewater treatment facility
    M Kevin Keel
    Southeastern Cooperative Wildlife Disease Study, College of Veterinary Medicine, The University of Georgia, Athens, Georgia 30602, USA
    J Vet Diagn Invest 22:655-60. 2010
    ..To date, the primary cause of elevated cholecalciferol is undetermined, but it appears to be remediated by passage of water through the wetlands...
  4. ncbi Bioaccumulation, biotransformation, and metabolite formation of fipronil and chiral legacy pesticides in rainbow trout
    Brad J Konwick
    Department of Environmental Health Science, University of Georgia, Athens, Georgia 30602, USA
    Environ Sci Technol 40:2930-6. 2006
    ..This research demonstrates the utilities of the log K(ow)--log t1/2 relationship as a mechanistic tool for quantifying biotransformation and of chiral analysis to measure biotransformation in fish...
  5. ncbi Bioaccumulation and biotransformation of chiral triazole fungicides in rainbow trout (Oncorhynchus mykiss)
    Brad J Konwick
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602, United States
    Aquat Toxicol 80:372-81. 2006
    ..Based on the rapid biotransformation of the triazoles, future research should focus on formation of metabolites and their fate and possible effects in the environment...
  6. doi Fractionation and metabolic turnover of carbon and nitrogen stable isotopes in black fly larvae
    Jay P Overmyer
    Department of Entomology, University of Georgia, Athens, GA 30602, USA
    Rapid Commun Mass Spectrom 22:694-700. 2008
    ..The rapid turnover of nitrogen in black fly larvae, which was orders of magnitude greater than measured in vertebrates, makes them an excellent indicator of short-term changes in nitrogen inputs to aquatic systems...
  7. ncbi Geographic distribution of selected elements in the livers of polar bears from Greenland, Canada and the United States
    Scott A Rush
    University of Georgia, Warnell School of Forestry and Natural Resources, Athens, GA 30602 2152, USA
    Environ Pollut 153:618-26. 2008
    ..Concentrations of most elements in the polar bears did not exceed toxicity thresholds, although Cd and Hg exceeded levels correlated with the formation of hepatic lesions in laboratory animals...
  8. ncbi Acute enantioselective toxicity of fipronil and its desulfinyl photoproduct to Ceriodaphnia dubia
    Brad J Konwick
    Department of Environmental Health Science, University of Georgia, Athens, Georgia 30602, USA
    Environ Toxicol Chem 24:2350-5. 2005
    ..dubia; however, the consistency and relevancy of fipronil's enantiomer-specific activity at both acute and chronic levels of concern to additional target and nontarget species needs further consideration...
  9. doi Metabolic turnover rates of carbon and nitrogen stable isotopes in captive juvenile snakes
    Aaron T Fisk
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, GA 30602 2152, USA
    Rapid Commun Mass Spectrom 23:319-26. 2009
    ..Based on this study, interpretation of feeding ecology using stable isotopes is highly dependent on the kind of stable isotope, tissue, direction of diet switch (uptake versus elimination), and the growth rate of the animal...
  10. doi Concentrations and patterns of perfluoroalkyl acids in Georgia, USA surface waters near and distant to a major use source
    Brad J Konwick
    Warnell School of Forestry and Natural Resources, University of Georgia, Athens, Georgia 30602, USA
    Environ Toxicol Chem 27:2011-8. 2008
    ..Assuming that toxicity for all PFAAs quantified is equal to that of PFOS, the sum total PFAAs at two sites within the Conasauga River exceeded PFOS thresholds for aquatic and avian species, warranting additional research...
  11. ncbi Essential and non-essential element concentrations in two sleeper shark species collected in arctic waters
    Bailey C McMeans
    Great Lakes Institute for Environmental Research, University of Windsor, Windsor, ON, Canada
    Environ Pollut 148:281-90. 2007
    ....
  12. ncbi Occurrence and biomagnification of polychlorinated naphthalenes and non- and mono-ortho PCBs in Lake Ontario sediment and biota
    Paul A Helm
    Environmental Monitoring and Reporting Branch, Ontario Ministry of the Environment, 125 Resources Road, Toronto, Ontario M9P 3V6, Canada
    Environ Sci Technol 42:1024-31. 2008
    ..PCNs contribute significantly to the burden of dioxin-like compounds in Lake Ontario biota, contributing between 12 and 22% of total PCN + PCB TEQ in lake trout and up to 69% in benthic organisms...
  13. ncbi Regional and species specific bioaccumulation of major and trace elements in Arctic seabirds
    Katrine Borgå
    Norwegian Polar Institute, Polar Environmental Centre, N 9296 Tromsø, Norway
    Environ Toxicol Chem 25:2927-36. 2006
    ....
  14. ncbi Biotransformation of polychlorinated biphenyls (PCBs) and bioformation of hydroxylated PCBs in fish
    Andrea H Buckman
    Department of Environmental Biology, University of Guelph, Guelph, Ont, Canada N1G 2W1
    Aquat Toxicol 78:176-85. 2006
    ..The results of this study demonstrate that laboratory held rainbow trout can biotransform a number of PCB congeners and that bioformation is likely an important source of OH-PCBs in wild salmonids of the Great Lakes...
  15. ncbi Role of temperature and enzyme induction in the biotransformation of polychlorinated biphenyls and bioformation of hydroxylated polychlorinated biphenyls by rainbow trout (Oncorhynchus mykiss)
    Andrea H Buckman
    Department of Environmental Biology, University of Guelph, Guelph, ON, Canada N1G 2W1
    Environ Sci Technol 41:3856-63. 2007
    ..The results of this study provide the first in vivo evidence that rainbow trout are responsive to CYP2B-like induction by PCBs and that this enzyme system can influence PCB concentrations and OH-PCB formation in fish...
  16. ncbi Enantiomeric fractions of chiral polychlorinated biphenyls provide insights on biotransformation capacity of arctic biota
    Nicholas A Warner
    Department of Chemistry, University of Alberta, Edmonton, Alberta T6G 2G2, Canada
    Environ Toxicol Chem 24:2763-7. 2005
    ..This study demonstrates the utility of using chiral analysis of PCBs to investigate biotransformation within biota of arctic food webs...
  17. ncbi Chlorinated hydrocarbon contaminants and metabolites in polar bears (Ursus maritimus) from Alaska, Canada, East Greenland, and Svalbard: 1996-2002
    Jonathan Verreault
    University of Windsor, Great Lakes Institute for Environmental Research, Windsor, Canada, ON N9B 3P4
    Sci Total Environ 351:369-90. 2005
    ..In addition to continued biomonitoring, further research on health and population status is needed to evaluate the impact from chronic exposure of polar bear populations to CHCs and their metabolites...
  18. ncbi Spatial trends and bioaccumulation of organochlorine pollutants in marine zooplankton from the Alaskan and Canadian Arctic
    Paul F Hoekstra
    Department of Environmental Biology, University of Guelph, Ontario, Canada
    Environ Toxicol Chem 21:575-83. 2002
    ....
  19. ncbi Dietary accumulation and biochemical responses of juvenile rainbow trout (Oncorhynchus mykiss) to 3,3',4,4',5-pentachlorobiphenyl (PCB 126)
    Scott B Brown
    Environment Canada, National Water Research Institute, 867 Lakeshore Blvd, PO Box 5050, Ont, L7R 4A6, Burlington, Canada
    Aquat Toxicol 59:139-52. 2002
    ..This indicates that the functional competences of the physiological factors associated with growth were maintained under the experimental conditions...
  20. ncbi Hydroxylated PCBs and other chlorinated phenolic compounds in lake trout (Salvelinus namaycush) blood plasma from the Great Lakes region
    Linda M Campbell
    National Water Research Institute, Environment Canada, Burlington, Ontario L7R 4A6, Canada
    Environ Sci Technol 37:1720-5. 2003
    ..3 and 27.7 pg/g), and 4'-OH-CB208 (24.5 and 34.7 pg/g) were found in lake trout from Lake Ontario and Lake Superior, respectively. Future studies to delineate the sources and impacts of CPCs in the Great Lakes catchment are needed...
  21. ncbi Organochlorine contaminants in seven species of Arctic seabirds from northern Baffin Bay
    Andrea H Buckman
    Department of Environmental Biology, University of Guelph, Guelph, ON, Canada N1G 2W1
    Environ Pollut 128:327-38. 2004
    ..Trophic level, migration, scavenging and biotransformation all play important roles in the OCs found in Arctic seabirds...
  22. ncbi Bioaccumulation, biotransformation, and biochemical effects of brominated diphenyl ethers in juvenile lake trout (Salvelinus namaycush)
    Gregg T Tomy
    Department of Fisheries and Oceans, Freshwater Institute, Winnipeg, Manitoba, R3T 2N6 Canada
    Environ Sci Technol 38:1496-504. 2004
    ....
  23. ncbi Toxicokinetics of three polychlorinated biphenyl technical mixtures in rainbow trout (Oncorhynchus mykiss)
    Andrea H Buckman
    Department of Environmental Biology, University of Guelph, Guelph, Ontario, N1G 2W1 Canada
    Environ Toxicol Chem 23:1725-36. 2004
    ..Because t1/2s in this experiment were slower than t1/2s reported in other work, water temperature also may be an important factor in determining the t1/2s of all PCB congeners in fish...
  24. ncbi Biological and chemical factors of importance in the bioaccumulation and trophic transfer of persistent organochlorine contaminants in Arctic marine food webs
    Katrine Borgå
    Norwegian Polar Institute, Polar Environmental Centre, N 9296 Tromsø, Norway
    Environ Toxicol Chem 23:2367-85. 2004
    ..This reduces biological validity of the models and may be particularly problematic in a highly seasonal environment, such as the Arctic Ocean...
  25. ncbi Fluorinated organic compounds in an eastern Arctic marine food web
    Gregg T Tomy
    Department of Fisheries and Oceans Canada, 501 University Crescent, Winnipeg, Manitoba R3T2N6, Canada
    Environ Sci Technol 38:6475-81. 2004
    ..The presence of perfluorinated compounds in seabirds and mammals provides evidence that trophic transfer is an important exposure route of these chemicals to Arctic biota...
  26. ncbi Why do organochlorine differences between arctic regions vary among trophic levels?
    Katrine Borgå
    Norwegian Polar Institute, N 9296 Tromsø, Norway
    Environ Sci Technol 39:4343-52. 2005
    ..Differences in the spatial trends of OCs between trophic levels in the Arctic are important for consideration when assessing regional differences in spatial and temporal trends of discontinued and current-use contaminants...
  27. ncbi Mercury and other trace elements in a pelagic Arctic marine food web (Northwater Polynya, Baffin Bay)
    Linda M Campbell
    National Water Research Institute, Environment Canada, 867 Lakeshore Road, Burlington, Ontario, Canada, L7R 4A6
    Sci Total Environ 351:247-63. 2005
    ....
  28. ncbi Examination of the bioaccumulation of halogenated dimethyl bipyrroles in an Arctic marine food web using stable nitrogen isotope analysis
    Sheryl A Tittlemier
    Centre for Analytical and Environmental Chemistry, Carleton University, Ottawa, Ontario, Canada
    Environ Pollut 116:85-93. 2002
    ..None of the four HDBP congeners in ringed seals followed the general trend of increasing concentration with trophic level, which was possibly due to an ability of the seals to metabolize HDBPs...
  29. ncbi PCBs can diminish the influence of temperature on thyroid indices in rainbow trout (Oncorhynchus mykiss)
    Andrea H Buckman
    Department of Environmental Biology, University of Guelph, Guelph, Ont, Canada
    Aquat Toxicol 84:366-78. 2007
    ....
  30. ncbi Variation in organochlorine bioaccumulation by a predatory fish; gender, geography, and data analysis methods
    Thomas A Johnston
    Great Lakes Laboratory for Fisheries and Aquatic Sciences, Department of Fisheries and Oceans, Burlington, Ontario, Canada
    Environ Sci Technol 36:4238-44. 2002
    ..The gender composition of fish samples and the type and level of covariate used in statistical analyses should be considered in studies of spatiotemporal variation in organochlorine bioaccumulation in fish...