From Avalara LandedCost, by the LandedCost Research Team, updated June 1, 2017.
This page provides an overview of the basic import duty rates applied to goods that fall under the classification code 0304410000 in El Salvador. This product category is defined to include:
"Pacific salmon (oncorhynchus nerka, oncorhynchus gorbuscha, oncorhynchus keta, oncorhynchus tschawytscha, oncorhynchus kisutch, oncorhynchus masou and oncorhynchus rhodurus), atlantic salmon (salmo salar) and danube salmon (hucho hucho)"
El Salvador is involved in a total of 1 trade agreement, and is associated with 3 country groups.