Big Marley Beach, Royal National Park, is a yellow sand, crescent-shaped beach, approximately 400m in length. The beach has a large dune area, behind which Marley Lagoon is found. The lagoon is fed by Marley Creek and the surrounding catchment. The beach is not patrolled and there are no other facilities. The south-facing beach has a rockshelf at either end. For information on this beach's pollution levels, follow the 'more info' link.