Which physiological change occurs in the silver eel stage, preparing it for the oceanic migration?

Answer

The digestive system atrophies since they cease feeding

As the yellow eels transform into silver eels for their final journey, significant physiological changes occur, including the enlargement of eyes for deep-sea vision and the atrophy of the digestive system as they stop feeding.

Which physiological change occurs in the silver eel stage, preparing it for the oceanic migration?
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