Aquaculturist / District Aquaculture Extension Officer – National Aquaculture Development Authority April 20, 2017December 29, 2017 Gazette.lk Aquaculturist / District Aquaculture Extension Officer – National Aquaculture Development Authority Closing Date: 2017-04-28 National Aquaculture Development Authority (NAQDA) Source: Daily News (2017.04.12)