David K DeForest

Summary

Affiliation: Parametrix Inc
Country: USA

Publications

  1. ncbi request reprint What is an appropriate level of protection? An example considering selenium exposures by aquatic birds
    David K DeForest
    Parametrix, Bellevue, WA, USA
    Integr Environ Assess Manag 4:513-5. 2008
  2. ncbi request reprint Assessing metal bioaccumulation in aquatic environments: the inverse relationship between bioaccumulation factors, trophic transfer factors and exposure concentration
    David K DeForest
    Parametrix, Inc, 411 108th Avenue NE, Suite 1800, Bellevue, WA 98004, USA
    Aquat Toxicol 84:236-46. 2007
  3. ncbi request reprint Acute and chronic toxicity of nickel to a cladoceran (Ceriodaphnia dubia) and an amphipod (Hyalella azteca)
    James Keithly
    Parametrix, 5808 Lake Washington Boulevard Northeast, Suite 200, Kirkland, Washington 98033, USA
    Environ Toxicol Chem 23:691-6. 2004
  4. ncbi request reprint Inverse relationship between bioconcentration factor and exposure concentration for metals: implications for hazard assessment of metals in the aquatic environment
    James C McGeer
    Environment Group, Mining and Mineral Sciences Laboratories, Natural Resources Canada, 555 Booth Street, Ottawa, Ontario K1A 0G1, Canada
    Environ Toxicol Chem 22:1017-37. 2003
  5. ncbi request reprint Setting site-specific water-quality standards by using tissue residue criteria and bioaccumulation data. Part 1. Methodology
    John E Toll
    Toll Environmental, Seattle, Washington 98105, USA
    Environ Toxicol Chem 24:224-30. 2005
  6. ncbi request reprint Setting site-specific water-quality standards by using tissue residue thresholds and bioaccumulation data. Part 2. Calculating site-specific selenium water-quality standards for protecting fish and birds
    Kevin V Brix
    EcoTox, Coral Gables, Florida 33134, USA
    Environ Toxicol Chem 24:231-7. 2005
  7. ncbi request reprint Analysis of field and laboratory data to derive selenium toxicity thresholds for birds
    William J Adams
    Kennecott Utah Copper Corporation, 8315 West 3595 South, P O Box 6001, Magna, Utah 84044, USA
    Environ Toxicol Chem 22:2020-9. 2003
  8. ncbi request reprint Derivation of a chronic site-specific water quality standard for selenium in the Great Salt Lake, Utah, USA
    Kevin V Brix
    EcoTox, 721 Navarre Avenue, Coral Gables, Florida 33134, USA
    Environ Toxicol Chem 23:606-12. 2004

Detail Information

Publications8

  1. ncbi request reprint What is an appropriate level of protection? An example considering selenium exposures by aquatic birds
    David K DeForest
    Parametrix, Bellevue, WA, USA
    Integr Environ Assess Manag 4:513-5. 2008
    ..A determination as to whether higher EC values would also provide an adequate level of protection could be made by appropriate population modeling...
  2. ncbi request reprint Assessing metal bioaccumulation in aquatic environments: the inverse relationship between bioaccumulation factors, trophic transfer factors and exposure concentration
    David K DeForest
    Parametrix, Inc, 411 108th Avenue NE, Suite 1800, Bellevue, WA 98004, USA
    Aquat Toxicol 84:236-46. 2007
    ..Data presented indicate that for metals and metalloids, unlike organic substances, no one BAF or TTF can be used to express bioaccumulation and/or trophic transfer without consideration of the exposure concentration...
  3. ncbi request reprint Acute and chronic toxicity of nickel to a cladoceran (Ceriodaphnia dubia) and an amphipod (Hyalella azteca)
    James Keithly
    Parametrix, 5808 Lake Washington Boulevard Northeast, Suite 200, Kirkland, Washington 98033, USA
    Environ Toxicol Chem 23:691-6. 2004
    ..Survival was more sensitive than was growth in the chronic study with H. azteca. The 20% lethal accumulation effect level based on measured Ni body burdens was 247 nmol/g wet weight...
  4. ncbi request reprint Inverse relationship between bioconcentration factor and exposure concentration for metals: implications for hazard assessment of metals in the aquatic environment
    James C McGeer
    Environment Group, Mining and Mineral Sciences Laboratories, Natural Resources Canada, 555 Booth Street, Ottawa, Ontario K1A 0G1, Canada
    Environ Toxicol Chem 22:1017-37. 2003
    ..A bioaccumulation criterion for the hazard identification of metals is required, and work directed at linking chronic toxicity and bioaccumulation may provide some solutions...
  5. ncbi request reprint Setting site-specific water-quality standards by using tissue residue criteria and bioaccumulation data. Part 1. Methodology
    John E Toll
    Toll Environmental, Seattle, Washington 98105, USA
    Environ Toxicol Chem 24:224-30. 2005
    ..A companion paper demonstrates the method by using selenium as an example...
  6. ncbi request reprint Setting site-specific water-quality standards by using tissue residue thresholds and bioaccumulation data. Part 2. Calculating site-specific selenium water-quality standards for protecting fish and birds
    Kevin V Brix
    EcoTox, Coral Gables, Florida 33134, USA
    Environ Toxicol Chem 24:231-7. 2005
    ..The models also were shown to be sensitive to variability in measured tissue residues with relatively small changes in variability (as characterized by the standard error) resulting in relatively large differences in SSWQSs...
  7. ncbi request reprint Analysis of field and laboratory data to derive selenium toxicity thresholds for birds
    William J Adams
    Kennecott Utah Copper Corporation, 8315 West 3595 South, P O Box 6001, Magna, Utah 84044, USA
    Environ Toxicol Chem 22:2020-9. 2003
    ..75-0.90)...
  8. ncbi request reprint Derivation of a chronic site-specific water quality standard for selenium in the Great Salt Lake, Utah, USA
    Kevin V Brix
    EcoTox, 721 Navarre Avenue, Coral Gables, Florida 33134, USA
    Environ Toxicol Chem 23:606-12. 2004
    ..Consequently, protection of aquatic birds represents the driving factor in determining a site-specific water quality standard for selenium...