Floating Slab or Raft Foundation. A slab foundation is a large concrete floor covering the entire building area through which all the loads from the building are transmitted to the soil. It is both building floor and foundation and is well suited to garages, shops, small stores, and homes without basements.
There is no real place in Australia called Mako Island. It is not a real place as in a named, populated spot on the planet. It has been animated and all the underwater scenes are filmed at Sea World on the Gold Coast. Mako Island is a fictitious place made specifically for the TV shows.
Production of the first series totalled A$12.3 million. The show was first announced as Mako: Island of Secrets, then as Secret of Mako Island, and finally as Mako Mermaids for its international release. It debuted domestically on Network Ten as Mako: Island of Secrets on 26 July 2013.