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Omar Vidal 



Depto. de Ciencias Marinas 

 Instituto Tecnologico y de Estudios 



Superiores de Monterrey-Campus Guaymas 

 Apdo. Postal iSi 

 Guaymas, Sonora 85400, Mexico 



Depto. de Ciencias Marinas 

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 present address: 

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Gary Pechter 



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