Are there restrictions for using a Merlin Pass at SEA LIFE London Aquarium? For information regarding restrictions, please visit https://www.merlinannualpass.co.uk/ Related articles Do I need to pre-book entry with my Merlin Pass? How do I redeem my Share the Fun Vouchers for SEA LIFE London Aquarium? Do Under 3's need a ticket? Can I contact you via Live Chat? Do you offer a SEA LIFE Annual Pass?