Cusk-eel is a type of fish commonly found in deep waters of the Atlantic Ocean. It has a long and slender body, with a large head and a pointy snout. The scientific name for cusk-eel is Genypterus blacodes, but it is also known by several other names depending on the region and culture. In some parts of the world, the cusk-eel is called the hake, whiptail, or the morro. Other popular synonyms for cusk-eel include ling, blue ling, and eelpout. These different names can sometimes cause confusion, but they all refer to the same type of fish with a unique appearance and taste.