👉 A finbone is a type of fish that belongs to the family of sardines. It is known for its unique appearance, which resembles a fin-like structure, and for being rich in omega-3 fatty acids. Finbones are commonly found in fresh water, but they can also be found in saltwater environments as well. They are highly nutritious and have been used by humans for thousands of years for various purposes such as food, medicine, and skin care.