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Polyodon

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Noun1.Polyodon - type genus of the PolyodontidaePolyodon - type genus of the Polyodontidae      
fish genus - any of various genus of fish
duckbill, paddlefish, Polyodon spathula - primitive fish of the Mississippi valley having a long paddle-shaped snout


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Polychlorinated biphenyls and chlordane in the gonads of paddlefish, Polyodon spathula, from the Ohio River.
Although documentation of the riverine diversity is beyond the scope of this study, it is worthy of notice that several fishes of special concern occur during part of their life cycle or in migration on this stretch of the river: Polyodon spathula (paddlefish), Alosa alabamae (Alabama shad), and Acipenser oxyrinchus desotoi (gulf sturgeon), a threatened species according to the U.
Formally called Polyodon spathula, the paddlefish's common name stems from its long, bill-like appendage.
 
 
 
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