**Acknowledgements**

The authors are thankful to Director, Space Applications Centre (SAC), Indian Space Research Organisation, Ahmedabad, for his encouragement and support towards coral reef-targeted research programmes. Authors thank Dr. Rajkumar Sharma, Deputy Director, EPSA/SAC, and Dr. Bimal K. Bhattacharya, Division Head, Agriculture and Land-Ecosystems Division, for their constant encouragement and support to prepare this manuscript.

Authors are thankful to Shri R.D. Kamboj, Chief Conservator Officer, Marine National Park (MNP), Jamnagar; Shri P.T. Sihani, forest range officer, MNP, Dwarka; and Shri Kamlesh Chudasma, forest guard, MNP, Dwarka, for necessary permission and support towards carrying out the field surveys at Bet Shankhodhar Reef. Dimpal Sanghvi is thankful to Chhaganbhai, forest staff, MNP, Dwarka, for his valuable support in the field work.
