diver explores vibrant coral reefs and marine life in the great blue barrier reef's underwater canyon

39aph39 activity adventure ancient aqualung aquatic barrier beauty biodiversity blue canyon clad colorful colors coral corals cozumel deep discovering diver diverse diving ecosystem ecosystems emotion equipment exploration explores fish floor form formations fun gear great leisure life love marine mask nature ocean oceanic outdoor passion pursuit reef reefs s sand scuba sea seascape shipwrecks snorkel snorkeling sport sports surrounded swims team tourism transparent travel undersea underwater vacations vibrant water wave