Eminent dugong researcher, Dr Janet Lanyon recently passed away, unexpectedly and tragically, after a scuba dive. As one of her former PhD advisers, I would like to share this personal tribute to Janet with the marine mammal community. Helene Marsh Emeritus Professor, Environmental Science James Cook University Townsville, Qld 4811, Australia Mobile 0409872377 email: helene.marsh@jcu.edu.au<mailto:helene.marsh@jcu.edu.au>