** Shares of Indian seafood exporters rise after India and EU sign trade deal
** EU will cut tariffs on 99.5% goods traded over seven years, with tariffs to be cut to zero on Indian marine goods
** Apex Frozen APEX.NS leads the pack, jumps 14%
** Avanti Feeds AVNT.NS up nearly 2% and Coastal Corporation COAS.NS gains 3%
** Indian seafood exporting firms have been hit by higher tariffs from the U.S. since last year; U.S. is the biggest market for India's shrimp farmers and exporters
** YTD, AVNT is down 8%, APEX up 6.7%, COAS down 7.7%
(Reporting by Komal Salecha in Bengaluru)
((Komal@thomsonreuters.com))