colorful fish in tropical lagoon

acidification animal archipelago area beautiful biodiveristy biodiversity biology bright change class climate colonize colony colorful colors conservation coral corals damselfish danger diverse diversity diving ecosystem environment fish fragile habitat health healthy invertebrates island islands kayaking lagoon life limestone marine micronesia misool nation natural nature niche ocean pacific palau park reef reefs region remote reptiles research scene scenery scenic science scuba sea seascape sergent shallow small snorkeling species sunlight surface swim tropical tropics under underwater water wildlife world