Summary: The Sea Kingdom is the underwater kingdom of mermaids and other creatures ruled by The Sea King, Serena’s Father

Name: The Sea Kingdom
Other Aliases: Many but none known to us.
Size: Unknown and vast
Region: The Mediterranean Sea, though possibly much further out as well.
Founded: In ancient times after The Flood

Remarkable Traits: Incredible rock formations and coral formations. Mermaids live well there.

Inhabited By: Mermaids and many different kinds of fish and sea-creatures.