Xing-Wu Zheng, Visiting Scientist, Nanjing University. 

 "Bow Shock or Champagne Flow in G34.3 + 0.2 ?," with 

 James Moran from May 2.0, 1997 to November 19, 1997. 



Smithsonian Environmental Research 

 Center 



Cathleen A. Coss, Predoctoral Fellowship, George 



Washington University. "Transmission Dynamics and Pat- 

 terns of Perkinsus Infections in Macoma balthica," with 

 Gregory Ruiz from June I, 1997 to May 31, 1998. 



Cathleen A. Coss, Predoctoral Fellowship, George 



Washington University. "Transmission Dynamics and Pat- 

 terns of Perktnsus Infection in Chesapeake Bay Bivalves," 

 with Gregory Ruiz from June I, 1997 to May 31, 1998. 



Edwin Cruz-Rivera, Visiting Student, University of North 

 Carolina at Chapel Hill. "Nutritional Ecology of Marine 

 Mesograzers," with Anson Hines from March 1, 1997 to 

 May 31, 1997. 



Matthew S. Kendall, Visiting Student, North Carolina State 

 University. "Sperm Limitation as a Result of Fisheries Selec- 

 tion: The Blue Crab Model," with Anson Hines from May 

 26, 1997 to December 14, 1997. 



Mark Louis Kuhlmann, Postdoctoral Fellowship, Florida State 

 University. "The Effects of Refuge on Complex Predator- 

 Prey Interactions," with Anson Hines from January 15, 1997 

 to September 14, 1998. 



Romuald N. Lipcius, Senior Fellowship, College of William 

 and Mary. "Dynamics of Estuarine Benthic Species in Time 

 and Space: An Individual Based Model for the Blue Crab 

 and Its Prey in the Rhode River System," with Anson 

 Hines from July I, 1997 to December 31, 1997. 



Zhi-Jun Liu, Visiting Scientist, University Hygienic 



Laboratory, Iowa. "Modelling Nutrient Transportation and 

 Landscape Ecology in Patuxent Watershed," with Donald 

 Weller from October 7, 1996 to October 5, 1998. 



Stephen P. Long, Andrew W. Mellon Foundation Senior Fel- 

 low, University of Essex. "The Effects of Rising Atmos- 

 pheric C0 2 and Climate Change on Natural Ecosystems," 

 with Bert Drake from February 1, 1997 to January 31, 1999. 



William F.J. Parsons, Postdoctoral Fellowship, University of 

 Wyoming. "Spatial Variation in Riparian Nitrate Removal: 

 The Contributions of Aggregate Size, pH and Organic 

 Carbon Pools," with Thomas Jordan from September 1, 

 1997 to August 31, 1998. 



Richard W. Pierce, Postdoctoral Fellowship, University of 

 Rhode Island. "Feeding Ecology of Planktonic Amoebae in 

 Chesapeake Bay," with D. Wayne Coats from July I, 1997 

 to June 30, 1998. 



Tonya K. Rawlings, Graduate Fellowship, University of 

 Maryland, College Park. "Survival of Vibrio spp. in 



Microcosm," with Gregory Ruiz from June 2, 1997 to 

 August 8, 1997. 



Gabtiela W Smalley, Visiting Student, University of 

 Maryland at College Park. "Feeding in Ceratium Furca. a 

 Red-Tide Dinoflagellate of the Chesapeake Bay," with D. 

 Wayne Coats from November 18, 1996 to January 24, 1997. 



Gabnela W. Smalley, Graduate Fellowship, University of 

 Maryland. "Feeding Response of the Mixotrophic 

 Dinoflagellate Ceratium Furca to Light Level and Prey Den- 

 sity," with D. Wayne Coats from June 2, 1997 to October 



17. 1997- 

 Kelly S. Smith, Postdoctotal Fellowship, California Institute 

 of Technology. "Relating the Presence and Activity of 

 Denitrification Genes to Emissions of Nitrogen Gases in a 

 Riparian Fotest Soil," with Thomas Jordan and Donald 

 Weller from August I, 1997 to July 31, 1998. 



Smithsonian Tropical Research Institute 



Orangel Antonio Aguilera Socorro, Visiting Scientist, Univer- 

 sidad Francisco de Miranda. "The Venezuelan Neogene Sec- 

 tion: Stratigraphic Precision and Exceptional Fossil Fish 

 Faunas Correlated to Costa Rica and Panama," with 

 Anthony Coates from August I, 1997 to July 31, 1998. 



John Barone, Postdoctoral Fellowship, University of Utah. 

 "The Role of Herbivores and Pathogens in Determing Tree 

 Diversity: A Comparative Study," with S.Joseph Wright 

 and Annette Aiello from January I, 1997 to May 31, 1998. 



Renae Brodie, Predoctoral Fellowship, University of 



Washington. "Morphological Change and Terrestrial In- 

 vasion: Ontogenetic Allometry in Coenobita compressus," 

 with John Christy from March 1, 1997 to May 31, 1997. 



Diana Carvajal, Short-Term Fellow, Universidad Nacional de 

 Colombia. "Analisis microestratografico de un conchero en 

 Cerro Juan Diaz, Los Santos," with Richard Cooke from 

 Octobet 15, 1996 to January 15, 1997. 



Jason Hilleary Curtis, Visiting Student, University of Florida. 

 "The Environmental History of the Amazon Rain Forest," 

 with Paul Colinvaux from May 15, 1997 to May 14, 1998. 



Jennifer Davidson, Visiting Student, University of California, 

 Davis. "Effects of Plant Pathogens," with E. Allen Herre 

 and Georgina de Alba from December 15, 1996 to Decem- 

 ber 14, 1997. 



Julie S. Denslow, Andrew W. Mellon Foundation Senior Fel- 

 low, Lousiana State University. "The Effects of Light and 

 Litter on Seedling Dynamics Across a Rainfall Gradient in 

 Panama," with S. Joseph Wright from June I, 1997 to 

 August 31, 1999. 



Michael Dillon, Short-Term Fellow, University of Texas at 

 Austin. "Load-lifting and Maximum Flight Performance of 

 Euglossine Bees," with David Roubik from May 19, 1997 to 

 August 18, 1997. 



113 



