CONTENTS 



Page 



Part I o Historical Background ...,...,..„„,. ...„.„.„„..,.„ 1 



Introduction ...".......„......„........................... 1 



Origin of the Term "Ciguatera" ............................ \ 



Species of Fish Involved . . ..,<,. . . . . . . . . . . . , . .. .. . . . o. . .. . . . 1 



Localities in which Fish Poisoning is Prevalento........... 3 



Symptoms of Ciguatera ...... 00.0...... ............ ......... I4 



Outbreaks of Poisoning .0. ................... ............ 5 



Theories Regarding Fish Poisoning . ....... ' 7 



Endogenuous Origin ... . .. ....... 



Bacterial Origin ..................................... 



Seasonal Incidence of Poisoning ........................... 9 



Size of Fish as a Factor in Poisoning ..................... 10 



Nature of the Poison ...................................... 10 



Methods of Determining Toxicity .„„„„..„ n 



Part II. Fish and Wildlife Service Investigation of the Problem 11 



Source of Fish . . ...... . . . . . „ . . . . , . . „ . . „ . . . . . . . . . . . . . . .. . n 



Laboratory Procedures „ . . „ ...... „ » . . . . . . . . . . . . . . . . . . . . . . . . . 11 



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Bacteriological . . . . . . . . . . . . „ „ „ . „ . . . . . . . . „ „ . . . . . . . . . . „ 12 



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Fish Examined . . . . . . . . . . . . . . . . . . . . . ...... . . . ... „ „ . ...... . . 13 



Results of Bacteriological Examinations ....6.............. 13 



Results of Toxicological Examinations . . . ....... . <... ...... 16 



Case Report and Results of Bacteriological and 



Toxicological Study of an Outbreak of Barracuda 



Poisoning in St. Thomas,, V. I. ......................... 17 



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