TABLE OF CONTENTS 



Page 



PREFACE iii 



SUMMARY iv 



ACKNOWLEDGEMENTS vi 



INTRODUCTION 1 



METHODS 4 



RESULTS AND DISCUSSION 6 



Manatees 6 



Bottlenose Dolphins 14 



Turtles 17 



Crocodiles 17 



SUMMARY AND CONCLUSIONS 18 



REFERENCES CITED 19 



