A large Cuttlefish changing colours as it sits on a tropical reef

scuba scuba diving diver snorkeling underwater underwater video underwater cameraman underwater footage great barrier reef blue water tropical destination tropics animal sea turtle protected species no people zoo marine biology marine conservation global warming coral coral bleaching travel travel destination tourism tourist australia marine park marine reserve byron bay animal encounter fish adventure happy place recreation scuba tank scuba equipment pacific nature wildlife excitement water activity flipper fins holiday ecosystem plastics cuttlefish camaflauge