New boss Marcus attempts a high-risk move for a misbehaving shark, Andrew builds a cave for a reclusive lobster, and star attraction Friday the turtle receives a nasty bite. Show more
Ian has to carry out repairs ten metres underwater in the deepest tank in Britain, and there’s a surprise for volunteer Jill, the aquarium's 86-year-old 'ray whisperer'.
Catching rays is a challenge with a sting in the tail. Xav has to find a way to keep Friday the Turtle out of trouble. Freyja gives some care home residents a moving close encounter with sharks.
Marcus and Emma head to the Maldives on a rescue mission for an injured turtle. Ian trains a shark using a toy boat, and Andrew collects fresh seaweed for Larry the lobster. Show more
Marcus installs a shark cage to allow visitors a close encounter, and a new octopus arrives from Portugal. Amelia has problems that threaten an ambitious project to replant the seagrass meadows.