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How long can a paddlefish’s paddle-shaped snout be compared with its total body length?
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chondrostean
Russian sturgeon (Acipenser gueldenstaedtii) swimming along the seafloor of the Black Sea.
The paddle-shaped snout of a paddlefish is remarkably long, measuring between one-third and one-half of the fish's total body length.1
This elongated snout is composed entirely of cartilage and is covered with organs for electroreception, making it highly sensitive as the fish navigates and feeds.1