Not only do these places these ancient, pristine places have lots of fish, but they also have other important components of the ecosystem like the giant clams pavements of giant clams in the lagoons, up to 20, 25 per square meter.

We went and found these incredible clam beds sitting on the barren rock. Large clams, and when we opened them, they didn't look like a clam.

And living amongst the tangle of tube worms is an entire community of animals shrimp, fish, lobsters, crab, clams and swarms of arthropods that are playing that dangerous game between over here is scalding hot and freezing cold.