The National Institute of Oceanography (NIO) located in Goa, India, is a premier research institute established in 1966 under the Council of Scientific & Industrial Research (CSIR). NIO is dedicated to advancing marine science, with a focus on oceanographic processes in the Northern Indian Ocean. The institute is instrumental in environmental monitoring, sustainable ocean resource management, and addressing national strategic needs. With over 200 scientists and 400 technical staff, NIO conducts innovative research across various disciplines, including physical and chemical oceanography, marine biology, geological oceanography, and ocean engineering.

NIO is equipped with modern laboratories, research vessels, and field stations, supporting a wide array of projects such as the Deep Ocean Mission and the Indian Ocean Observing System. The institute also offers specialized consultancy services, including Marine Environmental Impact Assessments and ocean data services, ensuring compliance with international standards. By fostering collaborations with international organizations, NIO plays a vital role in tackling global ocean challenges and advancing marine science.