The Silver Annual Pass does not include admission into the Water Park or the Sea Life Aquarium.
The LEGOLAND Platinum (formerly Merlin Annual Pass Premium) includes unlimited admission to LEGOLAND, SEA LIFE Aquarium and the Water Park.
The LEGOLAND Gold (formerly Merlin Annual Pass Standard) includes admission to LEGOLAND, SEA LIFE Aquarium and the Water Park, with Water Park admission Blackout Days Saturdays and Sundays in July and August.
The LEGOLAND Elite pass does include unlimited admission into LEGOLAND, the Water Park, and the Sea Life Aquarium.
Find information about upgrading your pass to include Water Park admission HERE.