Dragonfish is a fish that lives in the deep sea.

Dragonfish (English name: Dragonfish) is a fish that lives in the deep sea. They belong to the order Salmonidae, which includes many species in scientific classification. Dragon fish typically have long, elongated bodies that are covered in scales and have glowing features. They live in the deep sea, mostly in caves or rock crevices on the seafloor. Dragon fish feed on other small sea creatures and have special organs and abilities to attract prey or hunt them.

The dragon fish is known for its eye-catching luminous features. They can emit light of different colors and intensities, which is crucial for finding food or attracting mates in dark, deep-sea environments. These light-emitting organs are called photobodies or photophores and are usually located on or around the body of the fish.

Overall, Longli fish are unique species in deep-sea ecosystems, and their unique bioluminescence characteristics make them one of the objects of scientific research.

The nutritional value of Longli fish is relatively high. They are one of the food sources rich in high-quality protein and healthy fats. Here are some nutritional facts of Longli fish:

1. Protein: Longli fish is rich in high-quality protein, which plays an important role in maintaining muscle health and repairing tissues.

2. Omega-3 fatty acids: Longli fish is rich in Omega-3 fatty acids, such as EPA (eicosapentaenoic acid) and DHA (docosahexaenoic acid). These fatty acids are important for heart health, brain function, and anti-inflammatory effects.

3. Vitamins and minerals: Longli fish contains a variety of vitamins and minerals, such as vitamin D, vitamin B12, phosphorus and selenium. These nutrients play a key role in maintaining normal body function and health.

4. Lower saturated fat: Compared with other meats, the fat content of Longli fish is relatively low, especially saturated fat. This makes the fish a healthier source of protein.

Please note that the specific nutritional value will vary according to different types of Longli fish. In addition, cooking methods may also affect how well their nutrients are preserved. If you have special concerns about the nutritional needs of Longli fish, please consult a nutrition expert or refer to relevant nutritional information.

Dragon fish can also be used to make delicious sashimi. The following are the general steps for making dragon fish sashimi:

1. Buy fresh Longli fish: Choose fresh, high-quality Longli fish. Make sure the fish has no odor and is smooth in appearance with intact scales.

2. Prepare tools and ingredients: You will need a sharp knife, cutting board and appropriate seasonings such as soy sauce, mustard, soy sauce paste, etc.

3. Cleaning and handling: Rinse the Longli fish and dry gently with paper towels. Remove the scales and internal organs from the fish, then cut the fish into thin slices suitable for sashimi. Make sure the blade is sharp so you can cut thin, even slices.

4. Plating and seasoning: Plate the Longli fish fillets and sprinkle with some seasonings such as soy sauce, mustard or soy sauce paste according to personal taste. You can also add some garnishes like sliced shallots or ginger.

5. Taste: Now, you can enjoy the fresh Longli fish sashimi. You can dip each piece of sashimi into the seasoning to enjoy its delicious taste.

Making sashimi requires a certain amount of skill and experience, ensuring you use fresh ingredients and pay attention to food safety measures. If you're not sure how to safely handle and prepare sashimi, it's recommended to seek professional guidance or purchase already prepared sashimi.