Download or read book Tuna Grading and Evaluation written by Urner Barry and published by . This book was released on 2017-03-01 with total page pages. Available in PDF, EPUB and Kindle. Book excerpt: Here in this easy-to-use handbook, the author, Robert DiGregorio, takes all the mystery and guesswork out of grading tuna. Learn how to knowledgeably discern the differences between a Grade 1 and Grade 2+ tuna while also gaining expert insight on how to judge fat content, color, and freshness. This practical publication will also act as a guide to the most commonly seen diseases and defects in tuna, allowing buyers to be aware of all the maladies that can affect the quality of the fish they are buying. With the inclusion of stock assessments, national and international regulations, tuna farming, statistics on supply, production, consumption and much more, this book will serve as a guide no tuna buyer should be without. Mr. DiGregorio has been in the fish business since 1972. He has bought and sold millions of pounds of fish at the Fulton Fish Market and, for the last 25 years, has specialized in buying, cutting and selling tuna.