Blue shark is a large carnivorous fish, which needs to consume a lot of energy to maintain life activities and swimming ability. Therefore, the diet of blue sharks needs high-protein and high-energy feed to meet their nutritional needs. The fat content in the feed also needs to be moderate. Too much fat will lead to obesity of whale sharks and affect their swimming ability.

In addition, blue sharks need to be supplemented with proper vitamins and minerals to maintain their health and immunity.

2. Composition of feed for blue shark

The main ingredients of blue shark feed are fish meal, meat and bone meal, soybean meal, corn and soybean oil. Fish meal and meat and bone meal are the main sources of protein in feed, which can provide high-quality protein. Soybean meal and corn are important carbohydrate sources in feed, which can provide energy. Soybean oil is one of the important raw materials to improve the calorie of feed, and it can also help sharks absorb fat-soluble vitamins.

In addition, a certain amount of vitamins and minerals need to be added to the feed to meet the nutritional needs of blue sharks.

3. How to make blue shark feed

The production of blue shark feed needs to follow certain technological process. The first is the screening and weighing of raw materials to ensure the quality and proportion of each raw material. Secondly, grinding and mixing, that is, grinding and mixing all kinds of raw materials evenly. Then add water and starch to bond, and mix the mixture with appropriate amount of water and starch to form granular feed. Finally, drying, cooling and packaging, drying the feed until the water content meets the standard, and then cooling and packaging.

4. How to choose the feed suitable for blue sharks?

When choosing blue shark feed, we should consider the following aspects: first, we should understand the dietary needs of blue shark and choose a feed with high protein, high energy and moderate fat; Secondly, we should choose a balanced feed, including protein, carbohydrates, vitamins and minerals; Finally, we should choose feed with reliable quality and good taste, and avoid feed containing harmful ingredients and artificial additives.