Mantis shrimp and medicinal leeches are some of the wacky creatures in Kelly Tarlton's Weird and Wonderful attraction these school holidays.
Kids can touch plankton in the interactive shrimp tank and get up close to an octopus feeding.
Christopher Wright, an avid reader of aquarium books, has "no bigger passion" than marine life, says mum Anishka.
His sister Natasha is fascinated with the resident octopus.
"His tentacles are so cool, he can get anything to stick to them," she says.