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Elasmobranchii
(redirected from elasmobranch)

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Elasmobranchii

Subclass of class Chondrichthyes (cartilaginous fish), which includes the sharks and rays. They are characterized by having five to seven pairs of gill clefts that open separately to the exterior and are not covered by a protective fold of skin.



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Pescadores y Tiburones has also started educational workshops that cover elasmobranch biology and management issues, and an environmental education curriculum for children is under development.
Traditional Shark Definition: Shark (~shark): Any of numerous marine elasmobranch fishes of medium to large size that have a fusiform body, lateral gill clefts and a tough, usually dull gray skin roughened by minute tubercles, are typically active, voracious and rapacious predators.
He has authored more than 40 scientific papers on topics ranging from aquarium procedures to fish hematology to the feeding and reproduction of sharks, and is a former member of the board of directors of the American Elasmobranch Society (devoted to the study of sharks and related marine life), for which he served as president in 1992-93.
 
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