american paddlefish (polyodon spathula).

acipenseriformes actinopterygii america american animal animals aquarium asia asian bay carp china chinese ctenopharyngodon cyprinidae cypriniformes fauna fish fishes freshwater grass idellam leuciscinae life mississippi missouri mobile natural nature north paddlefish paddlefishes polyodon polyodontidae river siberia siberian spathula states swim swimming underwater united usa vietnam water wild wildlife zoo