Its ocean-going research ships include, ORV Sagar Manjusha and ORV Sagar Nidhi.
Sagar | Ramanand Sagar | Sagar (caste) | ORV Sagar Nidhi | Hussain Sagar | Hussain sagar | Divya Nidhi Sharma | Bimalendra Nidhi | Banasura Sagar Dam |