Do I need to pre-book my entry with a Merlin Pass? Yes - Pre-booking a time slot to visit us is essential, including for Merlin Pass holders. Please book here. Related articles Do I get any perks with my Merlin Pass when visiting SEA LIFE Weymouth? Covid-19 – Information for Guests What perks are included with a Merlin Annual Pass? How do I purchase Merlin Pass Friends and Family tickets to SEA LIFE Weymouth? Are there any restriction dates for using my Merlin Annual Pass at SEA LIFE Weymouth?