Rick Relyea

Summary

Affiliation: University of Pittsburgh
Country: USA

Publications

  1. doi request reprint A cocktail of contaminants: how mixtures of pesticides at low concentrations affect aquatic communities
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, 101 Clapp Hall, Pittsburgh, PA 15260, USA
    Oecologia 159:363-76. 2009
  2. doi request reprint The toxicity of Roundup Original Max to 13 species of larval amphibians
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 28:2004-8. 2009
  3. ncbi request reprint New effects of Roundup on amphibians: predators reduce herbicide mortality; herbicides induce antipredator morphology
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Ecol Appl 22:634-47. 2012
  4. ncbi request reprint The impact of larval predators and competitors on the morphology and fitness of juvenile treefrogs
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, PA 15260, USA
    Oecologia 134:596-604. 2003
  5. ncbi request reprint Getting out alive: how predators affect the decision to metamorphose
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Oecologia 152:389-400. 2007
  6. ncbi request reprint Assessing the ecology in ecotoxicology: a review and synthesis in freshwater systems
    Rick Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Ecol Lett 9:1157-71. 2006
  7. ncbi request reprint The effects of pesticides, pH, and predatory stress on amphibians under mesocosm conditions
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Ecotoxicology 15:503-11. 2006
  8. ncbi request reprint The heritability of inducible defenses in tadpoles
    R A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    J Evol Biol 18:856-66. 2005
  9. ncbi request reprint The lethal impacts of Roundup and predatory stress on six species of North American tadpoles
    R A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Arch Environ Contam Toxicol 48:351-7. 2005
  10. ncbi request reprint Growth and survival of five amphibian species exposed to combinations of pesticides
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 23:1737-42. 2004

Detail Information

Publications23

  1. doi request reprint A cocktail of contaminants: how mixtures of pesticides at low concentrations affect aquatic communities
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, 101 Clapp Hall, Pittsburgh, PA 15260, USA
    Oecologia 159:363-76. 2009
    ..In short, wetland communities can be dramatically impacted by low concentrations of pesticides (both separate and combined) and these results offer important insights for the conservation of wetland communities...
  2. doi request reprint The toxicity of Roundup Original Max to 13 species of larval amphibians
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 28:2004-8. 2009
    ....
  3. ncbi request reprint New effects of Roundup on amphibians: predators reduce herbicide mortality; herbicides induce antipredator morphology
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Ecol Appl 22:634-47. 2012
    ..Collectively, these discoveries suggest that the world's most widely applied herbicide may have much further-reaching effects on nontarget species than previous considered...
  4. ncbi request reprint The impact of larval predators and competitors on the morphology and fitness of juvenile treefrogs
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, PA 15260, USA
    Oecologia 134:596-604. 2003
    ..Collectively, these results demonstrate that larval environments can have profound impacts on the traits and fitness of organisms later in ontogeny...
  5. ncbi request reprint Getting out alive: how predators affect the decision to metamorphose
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Oecologia 152:389-400. 2007
    ..At the end, I outline a number of future directions to allow researchers to continue gaining insight into how predators affect the metamorphic decisions of their prey...
  6. ncbi request reprint Assessing the ecology in ecotoxicology: a review and synthesis in freshwater systems
    Rick Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Ecol Lett 9:1157-71. 2006
    ..With this knowledge, one can improve upon management decisions and help protect non-target species that are of conservation concern...
  7. ncbi request reprint The effects of pesticides, pH, and predatory stress on amphibians under mesocosm conditions
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Ecotoxicology 15:503-11. 2006
    ....
  8. ncbi request reprint The heritability of inducible defenses in tadpoles
    R A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    J Evol Biol 18:856-66. 2005
    ....
  9. ncbi request reprint The lethal impacts of Roundup and predatory stress on six species of North American tadpoles
    R A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Arch Environ Contam Toxicol 48:351-7. 2005
    ..This discovery suggests that synergistic interactions between predatory stress and pesticides may indeed be a generalizable phenomenon in amphibians that occurs with a wide variety of pesticides...
  10. ncbi request reprint Growth and survival of five amphibian species exposed to combinations of pesticides
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 23:1737-42. 2004
    ..This suggests that the impact of combining these four pesticides is similar to that predicted by the total concentration of pesticides in the system...
  11. ncbi request reprint Synergistic impacts of malathion and predatory stress on six species of North American tadpoles
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 23:1080-4. 2004
    ....
  12. ncbi request reprint An unforeseen chain of events: lethal effects of pesticides on frogs at sublethal concentrations
    Rick A Relyea
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260 USA
    Ecol Appl 18:1728-42. 2008
    ....
  13. doi request reprint Roundup and amphibians: the importance of concentration, application time, and stratification
    Devin K Jones
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 29:2016-25. 2010
    ..Collectively, the present study demonstrates the importance of examining multiple applications times and frequencies to understand the impacts of pesticides on organisms...
  14. ncbi request reprint Chemical cocktails in aquatic systems: pesticide effects on the response and recovery of >20 animal taxa
    Jessica Hua
    Department of Biological Sciences, University of Pittsburgh, 101 Clapp Hall, Pittsburgh, PA 15260, USA Electronic address
    Environ Pollut 189:18-26. 2014
    ..Finally, the mixture treatment had lethal effects throughout the community that led to long-term effects on amphibian mass and unique indirect consequences on phytoplankton and abiotic variables. ..
  15. ncbi request reprint Detecting small environmental differences: risk-response curves for predator-induced behavior and morphology
    Nancy M Schoeppner
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA, 15260, USA
    Oecologia 154:743-54. 2008
    ..e., within generation) in their environment, and impacts on ecological communities via trait-mediated indirect effects...
  16. pmc Inbreeding depression in adaptive plasticity under predation risk in a freshwater snail
    Josh R Auld
    Department of Biological Sciences, University of Pittsburgh, 4249 5th Avenue, Pittsburgh, PA 15260, USA
    Biol Lett 6:222-4. 2010
    ..Inbreeding depression in adaptive plasticity may be important to understanding the effects of inbreeding in nature...
  17. doi request reprint Cross-tolerance in amphibians: wood frog mortality when exposed to three insecticides with a common mode of action
    Jessica Hua
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania, USA
    Environ Toxicol Chem 32:932-6. 2013
    ..Our results demonstrate that amphibian populations with tolerance to one pesticide may be tolerant to many other pesticides...
  18. doi request reprint No evidence that a common pesticide impairs female mate choice in a freshwater amphipod
    Rickey D Cothran
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Environ Toxicol 25:310-4. 2010
    ..We found no evidence that malathion interferes with female choice in this species, suggesting that mating behavior may not always be a good indicator of sublethal pesticide contamination...
  19. ncbi request reprint How flexible is phenotypic plasticity? Developmental windows for trait induction and reversal
    Jason T Hoverman
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Ecology 88:693-705. 2007
    ..In sum, we demonstrate that taking a developmental perspective is extremely valuable for understanding the ecology of inducible defenses...
  20. ncbi request reprint Putting prey back together again: integrating predator-induced behavior, morphology, and life history
    Jason T Hoverman
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA, 15260, USA
    Oecologia 144:481-91. 2005
    ....
  21. ncbi request reprint The rules of engagement: how to defend against combinations of predators
    Jason T Hoverman
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, PA 15260, USA
    Oecologia 154:551-60. 2007
    ..This suggests that prey facing combined predators do not form simple intermediate defenses and, as a result, may experience enhanced mortality risk when they encounter natural predator regimes...
  22. doi request reprint Very highly toxic effects of endosulfan across nine species of tadpoles: lag effects and family-level sensitivity
    Devin K Jones
    Department of Biological Sciences, University of Pittsburgh, Pittsburgh, Pennsylvania 15260, USA
    Environ Toxicol Chem 28:1939-45. 2009
    ..Results from the present study provide valuable data to assess the impact of endosulfan on a globally declining group of vertebrates...
  23. pmc Re-evaluating the costs and limits of adaptive phenotypic plasticity
    Josh R Auld
    Department of Biological Sciences, University of Pittsburgh, 101 Clapp Hall, 4249 5th Avenue, Pittsburgh, PA 15260, USA
    Proc Biol Sci 277:503-11. 2010
    ..Meanwhile, our understanding of the limits of plasticity, and how they may be underlain by the costs of plasticity, is still in its infancy. Based on our re-evaluation of these constraints, we discuss areas for future research...