ALEXANDER M. KERR,^* ANDREW H. BAIRD<sup>**


*</sup>Alexander M. Kerr (e-mail: akerr@guam.uog.edu) works at the Marine Laboratory, University of Guam, Mangilao, Guam 96913.
^**Andrew H. Baird (e-mail: andrew.baird@jcu.edu.au) is with the Australian Research Council Centre of Excellence for Coral Reef Studies, James Cook University, Townsville, Queensland 4811, Australia.