1. Royal Netherlands Institute for Sea Research, Den Burg, P.O. Box 59, 1790 AB Texel, The Netherlands
2. Fragments of Hope, Placencia, Belize
3. The Nature Conservancy, Belize Business Unit, Belmopan, Belize
4. Physics Department, University of Miami, Coral Gables, FL 33146, USA
5. The Nature Conservancy, Caribbean Division, Coral Gables, FL 33134, USA