The Caribbean Monk Seal was a water based animal. It had some distinct characteristics. Some of the Caribbean Monk seal characteristics are here. It has a robust, fairly large and long body. It has a distinctive head and face. Its head is rounded, and has extended broad muscles. Their eyes are relatively wide spaced on its face, the nostrils open upwards and whiskers pads are fairly long andlight in color. It has relatively short fore flippers, and its hand flippers are slender. They are of brown or grayish color. Algae grow on their pelage, due to which they appear slightly greenish in color. Their soles and palms were naked, and the underside of their body was pale yellow. They had well developed nails on anterior digits. Newborn seals had long and dark furs.