The present invention discloses a fish skin ham sausage preparation method using ictalurus punctatus skin and the preparation method which uses ictalurus punctatus skin and frozen hypophthalmichthys molitrix surimi as raw materials to prepare the fish skin ham. The preparation method is as follows: firstly thawing fish skin, dicing, marinating for the next step, and secondly thawing the frozen hypophthalmichthys molitrix surimi, adding accessory ingredients, chopping, and finally adding fish skin grains at a certain percentage, mixing evenly, vacuum pumping, and filling ham sausage, sterilizing, cooling and preparing finished products. The method maintains the original flavor of the fish meat sausage, at the same time improves taste and nutritional value enriches the variety of the ham sausage, and provides a new way for the use of ictalurus punctatus.