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The Complete Handbook of Seafood
A practical reference for buyers, sellers, and operators who need to evaluate, procure, handle, and serve seafood with confidence.
by Alumigogo Books
Chapter 1: Understanding Seafood
The Nature of the Commodity
Seafood is not one product but a category of highly perishable animal proteins that share a single critical characteristic: they begin to degrade from the moment of harvest, and the rate of that degradation is profoundly influenced by temperature, handling, and the biological structure of the species in question. The professional who understands this truly understands how to buy, store, and sell seafood. The professional who does not is at the mercy of whatever the supplier chooses to deliver.
Walk into any wholesale fish market in the morning, and you will see the evidence of this reality. The buyers—the chefs, the retail seafood managers, the distributors—are not simply looking at fish the way a consumer looks at a display case. They are reading the product: the color of the gills, the clarity of the eye, the rigidity of the flesh, the smell, the temperature of the flesh itself. They are, consciously or not, assessing time and temperature history. And they are making decisions based on that assessment, because the difference between a product that has been handled correctly and one that has been neglected can mean the difference between a three-day shelf life and a one-day shelf life, or between a dish that sells and a dish that is thrown in the trash.
Understanding what seafood is, in this practical sense, begins with understanding that it is a heterogeneous category. The terms we use—fish, shellfish, crustacean, mollusk—are not just biological classifications.