Tamil Nadu Dr. J. Jayalalithaa Fisheries University (TNJFU), based in Nagapattinam since 2012, is a specialized state government institute focused on fisheries science. Located 8–10 km from town, its Vettar River campus spans approximately five acres and features extensive infrastructure such as fish farms, hatcheries, labs, and a library. It offers undergraduate, postgraduate, and doctoral programs in fisheries disciplines. TNJFU has a robust placement cell; in 2022, over 100 recruiters participated, offering top packages up to ₹12.5 LPA and an average of ₹4.5 LPA. Key hiring companies included Avanti Feeds, Kerala Feeds, Grobest, Rasi Aqua, Apex Frozen Foods, Aqua Star, and Nila Sea Foods