It's used for animal feeding.
Fish Meal Specifications: Protein Min 65% Fat Max 10% Moisture Max 10% Salt and Sand Max 4% Ash Max 1% TVBN Max 20mg/100g FFA Max 10% Histamine Max 500 ppm Antioxidant Max 200 ppm
High quality fish meal , containing 65% to 70% purified protein content
Fish Meal, is a commercial product made from both whole fish and the bones and offal from processed fish. It is a brown powder or cake obtained by rendering pressing the cooked whole fish or fish trimmings to remove most of the fish oil and water, and then ground. What remains is the fishmeal.