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Roundhouse Marine Studies Lab and Aquarium

Dedicated to teaching students & visitors about the oceans, marine life, and the environment.

Located at the end of Manhattan Beach Pier

Manhattan Beach, California

Open to the public free of charge

Suggested donation: $2 per person or $5 per family

Monday-Friday 3pm-sunset

Saturday-Sunday 10am-sunset

(for holiday hours or changes due to weather or classes, please click on the Facebook link above)

Please click the links above to find out more about our programs, including class field trips, volunteer opportunities, summer camp, and more!

Read About This Months Feature Creature - Horn Shark

Latest News

Our annual report for last FY 2010-2011 is now available online.  Please click here to read about our accomplishments and plans for the future.

May is Shark Month!  Read our new displays to find out more about these often misunderstood creatures.!  We have fun facts, displays, and some photos.  Don't forget to Like us on Facebook (click link above) for fun posts throughout the month.  You could even win a prize for answering some of our trivia.

Join us for our FREE Sea Story Time every Sunday at 11:30am. This month we will be reading books about sharks and making a cool craft each Sunday. 

Interested in learning more about the Roundhouse, our programs, our mission, and how we spread ocean awareness?  Watch this fantastic video created by Shannon at Avery J Productions.  This video was created for a fundraiser hosted for us by the LA25.