Union Minister of State Dr Jitendra Singh launched India's first manned ocean mission Samudrayan at Chennai. What is the name of the deep-sea vehicle under the Samudrayan initiative?

Union Minister of State Dr Jitendra Singh launched India's first manned ocean mission Samudrayan at Chennai. With the launch of this Ocean Mission, India joins the elite club of 5 nations such as the USA, Russia, Japan, France and China to have such underwater vehicles for carrying out subsea activities. The Matsya 6000, the deep-sea vehicle under the Samudrayan initiative, is designed to carry three people in a titanium alloy personnel sphere of 2.1-metre diameter enclosed space. The mission is undertaken by the National Institute of Ocean Technology (NIOT) will be a part of the ₹6,000 crore Deep Ocean Mission.