The Family Agonidae, commonly known as poachers or armored sea robins, is a group of bottom-dwelling fish found in the Northern Pacific Ocean. There are several synonyms used for this family, including the Agonids, Agonid Fishes, and the Agonid Family. They are well-known for their heavily armored bodies, spiny fins, and large heads. Agonids are typically small in size, ranging from 5 to 25 centimeters in length. They are often colorful, with patterns of yellow, green, and brown. These unique fish are an important part of the ocean ecosystem, contributing to the food chain and playing a vital role in maintaining the health of our oceans.