1. Professor and Director, Center for Applied Coastal Research, Univ. of Delaware, Newark, DE 19716.
2. Graduate Student, Dept. of Civil and Environmental Engineering, Univ. of Delaware, Newark, DE 19716.
3. Research Hydraulic Engineer, U.S. Army Engineering Research and Development Center, 3909 Halls Ferry Rd., Vicksburg, MS 39180-6199.