Big coral grouper getting cleaned by cleaner fish on coral reef in Mauritius Island

coral fish grouper trout coral grouper reeffish marine animal marine species aqua aquatic water saltwater saltwater fish ocean oceanic indian ocean nature natural wild wildlife colorful close up camera aquarium habitat environment coral reef red blue gills fins coral coralreef africa mauritius mauritius islad outdoor outdoors daytime swimming corals underwater undersea sea sealife reef travel adventure scuba diving