The quality of any scientific journal greatly depends on the evaluations provided by referees. The editorial staff not only relies on their expertise and assessment in deciding which manuscripts to publish, but their efforts substantially improve the quality of the manuscripts that are published. We thank the following individuals who served as reviewers for manuscripts submitted to Waterbirds from 1 January 2018 to 31 December 2018 (names in bold indicate those who contributed two or more reviews).
David G. Ainley, Daniel W. Anderson, John G. T. Anderson, Felicity Arengo, Jennifer M. Arnold, Bart M. Ballard, Ronald R. Bielefeld, Michiel Boeken, Timothy Brush, Albert L. Bryan, Jr., John N. Brzorad, José Alfredo Castillo Guerrero, Daniel H. Catlin, Andrea H. Claassen, Jonathan B. Cohen, Jaime A. Collazo, John C. Coulson, Robert H. Cowie, Giuseppe De Marchi, Thilina N. deSilva, J. Scott Dieni, Brian S. Dorr, Catherine A. Dougnac Opitz, Colleen T. Downs, David C. Duffy, Kristen S. Ellis, R. Michael Er win, David A. Essian, Wolfgang Fiedler, Auriel M. V. Fournier, Aitor Galarza, Alberto Gantz Pinninghoff, Jean-François Giroux, Gail S. Fraser, James D. Fraser, Roberto Frias-Soler, M. Clay Green, David A. Haukos, Garth Herring, Kelsi L. Hunt, Scott F. Jennings, Patrick G. R. Jodice, Jeffrey F. Kelly, D. Tommy King, Elly C. Knight, Lianne M. Koczur, Terje Lislevand, Iara Freitas Lopes, Alan D. Maccarone, Dawn R. Magness, Natalia S. Martínez-Curci, Eric Mellink, Peter-John Meynell, Piotr Minias, Carolina I. Miño, Kathy C. Molina, R. I. Guy Morrison, Ruedi G. Nager, Claudia Niemeyer, Neal D. Niemuth, Ian C. T. Nisbet, Kevin Y. Njabo, Erica Nol, Agnes Olin, Vitor H. Paiva, Brian G. Palestis, Cynthia Pekarik, Marie Perkins, Bradley A. Pickens, Mark S. Ridgway, Alejandro A. Ríos-Chelén, Robert A. Ronconi, Francesc Sardà Palomera, Monica Schwalbach, Sara H. Schweitzer, Nancy E. Seefelt, David A. Shealer, Brendan T. Shirkey, Christopher M. Somers, Jeffrey A. Spendelow, Eric W. M. Stienen, Jeffery D. Sullivan, K. S. Gopi Sundar, Patricia Szczys, Jan van der Winden, Cecilia Villanueva, D. V. Chip Weseloh, and Philip A. Whittington.
