Radio Expeditions: Blue Fin Tuna --- Morning Edition Special Correspondent Alex Chadwick takes listeners on a National Gepgraphic Radio Expedition to observe the blue fin tuna, one of the largest bony fish in the world and probably the fastest. Scientists are concerned that overfishing has dangerously depleted the number of blue-fin tuna.
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Radio Expeditions: Blue Fin Tuna

Only Available in Archive Formats.
Radio Expeditions: Blue Fin Tuna

Radio Expeditions: Blue Fin Tuna

Radio Expeditions: Blue Fin Tuna

Only Available in Archive Formats.

—- Morning Edition Special Correspondent Alex Chadwick takes listeners on a National Gepgraphic Radio Expedition to observe the blue fin tuna, one of the largest bony fish in the world and probably the fastest. Scientists are concerned that overfishing has dangerously depleted the number of blue-fin tuna.