A flamboyant Nudibranch sea creature Spanish Dancer swimming vigorously in the ocean filmed in slow motion

scuba scuba diving diver snorkeling underwater underwater video underwater cameraman underwater footage great barrier reef blue water tropical destination tropics animal protected species zoo marine biology marine conservation global warming coral coral bleaching travel destination australia marine park marine reserve animal encounter fish recreation pacific nature wildlife excitement water activity flipper fins ecosystem nudibranch spanish dancer creature vigorously sea slug gastropod animal behaviour hexabranchus sanguineus flamboyant colourful blue planet aquarium collector fish keeper slow motion