Southern states account for a major chunk of this. For example. the total fish production in Tamil Nadu is estimated at 712,000 tonnes during 2017-18. Tamil Nadu ranks fourth in total fish production of the country. It exported 88,257 metric tonnes of marine products and earned foreign exchange of Rs 4,341.78 crore during 2016-17. The contribution of fisheries to Andhra Pradesh's GSDP is 6.04 pe cent. Overall fish production has more than doubled in the past one decade from 814,000 metric tonnes in 2005-06 to 2.76 million metric tonnes in 2016-17. During 2009-10, the total value of marine exports from Andhra Pradesh was Rs 2,100 crore, which is a 20 per cent share in total Indian sea food exports and enhanced to about Rs 17,000 crore during 2016-17.