Ordinance No. 176/2021, of 20 August was published, amending Ordinance No. 64/2016, of 31 March, which approves the Regulation of the Support Regime in the Field of Transformation of Fishery and Aquaculture Products of the Operational Program Mar 2020, for Mainland Portugal, and Ordinance No. 50/2016, of 23 March, which approves the Regulation of the Support Regime for the Sustainable Development of Aquaculture, in the Domains of Innovation, Advice and Productive Investments , to mainland Portugal.