Hard coral

A hard coral reef in the waters around the Thousand Islands archipelago. Reefs form some of the most diverse ecosystems on Earth. They occupy a very small part of the ocean floor but provide a home for twenty-five percent of all marine species.

Photo 15 of 17 in Marine

-5.73367°N, 106.58546°E
A hard coral reef in the waters around the Thousand Islands archipelago. Reefs form some of the most diverse ecosystems on Earth. They occupy a very small part of the ocean floor but provide a home for twenty-five percent of all marine species.
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