CPV code 03310000 designates Fish, crustaceans and aquatic products in the Common Procurement Vocabulary (CPV 2008), the EU classification used to describe the subject of public contracts.
03310000 sits under 03300000 (Farming, hunting and fishing products) and groups 3 more specific sub-codes. When classifying a tender, choose the narrowest code that still covers the full subject of the contract.