黑鱼, also known as black fish or snakehead fish, is a freshwater fish native to parts of Asia and Africa. It is recognized for its elongated body and dark coloration, which helps it blend into its natural habitat. This species is often found in slow-moving waters, such as rivers, lakes, and swamps. In culinary contexts, 黑鱼 is popular in various dishes due to its firm texture and mild flavor. It is commonly used in soups and stir-fries, and is appreciated for its nutritional value, being a good source of protein and omega-3 fatty acids.