Koushik, Sadhukhan, et al. “In Situ Observation on the Mass Aggregation of Edible Sea Urchin Stomopneustes Variolaris in Shingle Island, Gulf of Mannar”. Journal of Life Sciences Research, vol. 6, no. 1, June 2019, pp. 5-8, doi:10.20448/journal.504.2019.61.5.8.