It's a big day for the Mystic Aquarium in Mystic, Connecticut. The aquarium recently announced the arrival of a brand new harbor seal pup. And celebrated their new addition with an adorable video introduction online. The seal pup has yet to be named, but that doesn't mean his birth didn't make a huge splash.

MYSTIC, CT (WFSB) - Mystic Aquarium announced the birth of a harbor seal pup. Officials said the pup was born on Mother’s Day to a breeding seal named Pearl. They said Pearl was a successful breeding seal recommended by the Association of Zoos and Aquariums Harbor Seal Species Survival Plan Program.