How are coral reefs formed?

They're fragile and beautiful and protect coastlines from erosion and storms. But how are coral reefs made? Learn how these sensitive marine ecosystems form.

Coral Reefs - WorldAtlas

Suitable Conditions For Growth Of Coral Reefs

How Coral Reefs are formed - labelled diagram and explanation

Features of rubble on coral reefs showing newly-formed beds after

How Coral Reefs Are Formed – Habitat Video Lesson

Coral reefs theory, types, formation

Q&A: What ancient coral reefs can tell us about our changing climate, Imperial News

Geography of Coral Reefs

How Reefs Are Made - Coral Reef Alliance

How do coral reefs form? – How It Works

Coral Reef Ecosystem: Structure, Food Web, and Types

Great Barrier Reef

What Animals Live in Coral Reefs: The Amazing World of Reef Life - Environment Co

Coral reefs host millions of bacteria, revealing Earth's hidden biodiversity

Bleaching fears along the Great Barrier Reef

Corals

See the wonders of two newfound deep-sea coral reefs off the Galápagos