"""The book, a thorough investigation of the marine demospongiae of the Andaman and Nicobar Islands, provides insightful information about the area's biodiversity. For everyone interested in aquatic life, I highly suggest."" Jonathan Williams ""Researchers and marine lovers can both benefit from S. Dhipanaravind's work on the diversity and distribution of marine demospongiae. The book is straightforward and easy to read, and the magnificent imagery only serves to increase its appeal."" Rachael Patel ""This book contains a wealth of knowledge about the marine demospongiae found in the Andaman and Nicobar Islands. For anybody interested in marine conservation, S. Dhipanaravind's rigorous study and his love of marine biology have produced a book that is essential reading."" Anil Sharma"