Almost all organisms play host to parasites throughout ... jeopardizing the living coral that makes up reefs. Covered with long, venomous spikes, the crown-of-thorns starfish (Acanthaster planci ...

While the net impact of lower pH on coral reefs continues to be examined, decreases in pH can reduce the calcification rates of corals and other calcifying organisms (Ries et al. 2009).

Aa Aa Aa Corals reefs are communities of organisms in which corals (members of the phylum Cnidaria) provide the dominant structural elements. They are known to need a range of specific conditions ...

New research reveals the remarkable chemical diversity of substances exuded by coral reefs and demonstrates that thousands of ...

Coral reefs are underwater ecosystems that form in tropical waters. Corals are made up of tiny living organisms called coral polyps, which attach themselves to the sea floor. When polyps die ...

Coral reefs are the most biodiverse habitats in the oceans, and like the trees of a rainforest, the coral structures provide the structure of the ecosystem, within which other plants and animals live.

US Rep. Ed Case (D-Hawai‘i) reintroduced legislation on Monday aimed at protecting the world’s coral reef ecosystems by ...

“Climate change poses an imminent threat to the world’s shallow-water coral reefs,” Julia Baum, a biologist at the University of Victoria who was not involved in this study, tells The Atlantic. “As ...

Coral reefs are made up of colonies of hundreds to thousands of tiny individual corals, called polyps. These marine invertebrate animals have hard exoskeletons made of calcium carbonate, and are ...