Coral reef, Description, Geochemistry, Origins, & Threats

Coral reef, ridge or hummock formed in shallow ocean areas by algae and the calcareous skeletons of coral polyps and other coelenterates. A coral reef may grow into a permanent coral island. Often called ‘rainforests of the sea,’ coral reefs are home to a spectacular variety of organisms.

Metals could reveal corals' past lives

Threats to Coral - NOAA/AOML

Publications

Threats to Coral - NOAA/AOML

Coral reef, Description, Geochemistry, Origins, & Threats

Coral Reefs

Examples of crustose coralline algal dominated habitats a Jalan (or

Coral Reef Project U.S. Geological Survey

Coral Reefs