INS Sindhudhvaj decommissioned after 35 years of service INS Sindhudhvaj has decommissioned after 35 years of glorious service to the nation. Vice Adm Biswajit Dasgupta Flag Officer Commanding-in-Chief, Eastern Naval Command was the Chief Guest for the ceremony. The submarine crest depicts a grey colour nurse shark and the name means flag bearer at sea. Connect with Trishul Defence Academy for the latest Defence News Updates, and notifications. For any query/inquiry, you can connect us via the following ways: – Important Links –  Official Website – https://www.trishuldefenceacademy.in  Website – https://www.trishuldefenceacademy.com/  Blog Section – https://www.trishuldefenceacademy.in/blog/ Address: Ground Floor, Gayatri Dham, Millan Tower, Civil Lines, Prayagraj, Uttar Pradesh 211001 Phone: 084000 83030 Jai hind..