Possible Clues:

• Around eleven the eel is not at home
• Put out
• Banish from island, say
• Sent off, along with 150 in the river
• Banishment from home
• Goner?
• Coming from Corsica, for instance, like Napoleon?
• One who has to go
• Enforced absence from one's country or home
• One over fifty, diving in river, being forced to leave