In fact, preparedfishery products, i.e. unprocessed fishery products that have under-gone an operation affecting their anatomical wholeness, such asgutting, heading, slicing, filleting and chopping (Reg. EC 853/04),and processed fishery products, resulting from the processing offishery products or from the further processing of such processedproducts (Reg. EC 853/04), are more vulnerable to fraudulent label-ing due to the economic profits arising from selling cheaper speciesas high-value ones (Di Pinto et al., 2013).