The graysby is characterized by its fins and body, which are completely covered with reddish spots. Additionally, three spots of black and sometimes white, appear on the upper part of its back.

The graysby is a fish whose maximum size can reach up to 24 inches in length.

The graysby is found in the northwestern waters of the Atlantic ocean, as well as in the Caribbean sea and the Gulf of Mexico. It can be found along the coasts of Florida, the Florida Keys islands and the Caribbean islands like Guadeloupe.

The graysby frequents rocky bottoms and coral reefs, where it seeks shelter in crevices or under overhangs.

The graysby primarily feeds on fish and crustaceans, which it hunts while camouflaged in its hiding spot.

The graysby is listed as many other marine species within The IUCN Red List of threatened species. The graysby appears in the IUCN Red List since 2018 within the category Least Concern !