Continental islands are formed when a portion of a continent breaks away and becomes surrounded by water. They are not a distinct type of island.

The Great Barrier Reef, located off the coast of Australia, is the largest coral reef system in the world, stretching over 2,300 kilometers.

While tourism can have negative impacts on coral reefs, it is not a major threat compared to climate change, overfishing, and pollution.

Coral reefs are formed through a process called accretion, where coral polyps secrete calcium carbonate, building up the reef structure over time.

Atolls are not a type of coral reef, but rather a ring-shaped island formed from the remains of a coral reef surrounding a lagoon.

Zooplankton, tiny drifting animals, are the primary food source for most coral reef fish.

Sea Fans are not corals, but rather a type of soft coral that resembles a fan-shaped structure.

An archipelago is a group of islands that are close together and share a common origin.

Cacti are not typically found on islands, as they prefer arid environments.

A cay is a small, low-lying island formed from sand and coral debris, often found in tropical regions.

Dolphins are not typically found in coral reefs, as they prefer open waters.

Accretion is the process by which coral reefs grow and expand, as coral polyps secrete calcium carbonate, building up the reef structure.

Patch reefs are not a common type of coral reef formation, as they are typically smaller and isolated.

The relationship between coral and certain types of algae is mutualistic, as both organisms benefit from the association.

Tuna are not typically found in coral reefs, as they prefer open waters.