Acknowledgments

I thank Michael Gochfeld and Fred Lesser for field companionship, logistical aid, and critical comments on all phases of my work with Laughing Gulls in Barnegat Bay, NJ, from 1976 to 1996. I acknowledge with fondness my experiences with Laughing Gulls at Little Beach, and I thank Colin Beer who first introduced me to Laughing Gulls and served as my postdoctoral advisor from 1972 to 1974. I thank Doug Mock, Don Riepe and Paul Buckley, Jorge Saliva, Dave Shealer and Sean Furniss, Joseph Shisler, Laura Wagner, and Michael Gochfeld for friendship, logistical aid, and companionship while working on Laughing Gulls at Danger I. (Texas), Jamaica Bay (New York), Culebra (Puerto Rico), Clam I. (New Jersey), Stone Harbor (New Jersey), and Mexico, respectively. I thank Mary LeCroy and Michael Gochfeld for logistical help at the American Museum of Natural History. Alex and Anne Gochfeld provided logistical and moral support in Florida. I thank Peter Stettenheim, Kenn Kaufman, Alan Poole, Keith Russell, and 2 anonymous reviewers for helpful suggestions on the manuscript. I acknowledge financial support over the years from the American Association of University Women (AAUW Fellow 1972–1973), Society of Sigma Xi, Environmental and Occupational Health Sciences Institute, National Institute for Environmental Health Sciences (ESO 5022 and ESO 5955, for heavy metal analysis), National Park Service, U.S. Fish and Wildlife Service, Endangered and Nongame Species Program of the New Jersey Dept. of Environmental Protection, New Jersey State Mosquito Commission, and Busch Fund of Rutgers University. I thank the U.S. Fish and Wildlife Service and New Jersey Dept. of Environmental Protection for permits to collect eggs and feathers of Laughing Gulls, and J. Sillings for specimens from Kennedy International Airport.