The Sundarbans is a mangrove forest ecosystem located in the Ganges River Delta, not a coral reef ecosystem.

Coral reefs in India are found in both the Andaman and Nicobar Islands and the Lakshadweep Islands.

The approximate area covered by coral reefs in India is 5,000 sq. km.

Deforestation is not a major threat to coral reefs in India.

Sea turtles, dolphins, and sharks are all major species found in coral reefs in India.

Climate change, overfishing, and pollution are all major factors contributing to the decline of coral reefs in India.

Encouraging tourism is not a measure being taken to protect coral reefs in India.

Barren Island, Narcondam Island, and Little Andaman Island are all major coral reef ecosystems in the Andaman and Nicobar Islands.

Agatti Island, Bangaram Island, and Kadmat Island are all major coral reef ecosystems in the Lakshadweep Islands.

Pamban Island is the only major coral reef ecosystem in the Gulf of Mannar.

The approximate area covered by coral reefs in the Andaman and Nicobar Islands is 3,000 sq. km.

The approximate area covered by coral reefs in the Lakshadweep Islands is 2,000 sq. km.

The approximate area covered by coral reefs in the Gulf of Mannar is 100 sq. km.

Barren Island, Narcondam Island, and Little Andaman Island are all major coral reef ecosystems in the Andaman and Nicobar Islands.

Agatti Island, Bangaram Island, and Kadmat Island are all major coral reef ecosystems in the Lakshadweep Islands.