Open daily with free admission we are dedicated to teaching students & visitors about the oceans, marine life, and environment. Located at the end of Manhattan Beach Pier.
Learn more about our upcoming renovations: The Harrison Greenberg Foundation Roundhouse Aquarium Beautification Project
We are now open in our temporary facility at the base of the pier near the south side parking lot! We invite you all to visit us and our animals. This will be our home during the renovations, until Fall 2018.
Join us to learn about the history and future of the Roundhouse Aquarium: Four of the founders–Evelyn Hannah, Dick Fruin, Lindell Marsh, and Cheryl Marsh–will discuss the challenges and rewards of starting the aquarium in the 1970s. Their conversation will be moderated by Lynne Gross, author and past president of the aquarium board. The current... on 24th Jul 2018 7:00:pm, at Manhattan Beach Library