Sea vegetables, also known as seaweeds, are edible plants that grow in ocean waters. They come in various types, including nori, kelp, and dulse, and are rich in nutrients like vitamins, minerals, and antioxidants. Sea vegetables are commonly used in cuisines around the world, particularly in Japanese dishes such as sushi and miso soup. These plants play a vital role in marine ecosystems, providing habitat and food for various marine life. Additionally, sea vegetables are considered sustainable food sources, as they require no freshwater or fertilizers to grow. Their unique flavors and textures make them a popular ingredient in salads, soups, and snacks.