Solution:Gujarat has the longest coastline (approximately 1,915km) in India. It also has two gulfs; the Gulf of Kutch and the Gulf of Khambhat.• The Marine National Park and the Marine Sanctuary, India's first marine reserve, are located in Gulf of Kutch.
• The Marine Sanctuary was notified in 1980 to protect two major ecosystems, mangroves and corals.
• Marine National Park notified in 1982 in the intertidal region along the coast that has 42 islands scattered between Okha and Navlakhi. In all, the GoK is around 7,350 sq. km.