Genus Chondrus is a type of seaweed commonly found in the northern Atlantic Ocean. This type of seaweed is also known by several other synonyms including Irish moss, carrageen moss, and Chrondrus crispus. Irish moss is the most commonly used name for Chondrus, particularly in the culinary world where it is used as a thickening agent for dishes like puddings, soups, and stews. Carrageen moss is another term often used interchangeably with Irish moss, particularly in Ireland where it has been used medicinally for centuries. However, regardless of what you choose to call it, Chondrus is a versatile and nutrient-rich seaweed that provides many benefits.