Welcome to The Poseidon Restaurant Del Mar. Located right on the beach of the Pacific Ocean in Del Mar, CA. the Poseidon has been serving high quality seafood to it's patrons since 1968! Amazing oceanfront views from practically every table and a wide variety of menu items to choose from. Open 7 days a week for lunch and dinner, serving brunch/lunch menu on Sat. and Sun. starting at 9 a.m. Happy Hour Monday-Friday 4:00 p.m. to 6:30 p.m. Join us for a truly unique and enjoyable dining experience.