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Unformatted text preview: these toxins in fish species, the most common being the Great barracuda ( Sphpraena barracuda ). Before 1999 there was only one reported case from a barracuda, today there are 10 – 20 new cases found each year. According to Dr. Villareal, the increase in artificial reefs is the current explanation for the drastic increase of ciguatera fish poisoning. Dr. Villareal’s experiments are important to the scientific community by providing evidence that supports his hypothesis that the unnatural development of reefs in the Gulf of Mexico cause a growth in population of the ciguatoxin. Two questions Dr. Villareal asks are 1. Is this increase in 2007 a fluke or real change? 2. Why are we seeing ciguatera in populations of grouper which were never reported before? His hypothesis for these two questions are: 1. Sea surface temperature changes 2. Increase habitat (platforms and artificial reefs)...
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This note was uploaded on 02/24/2009 for the course BIO 101C taught by Professor Dunton during the Spring '09 term at University of Texas at Austin.
- Spring '09