 Underwater, there are areas of seagrass beds which contain two threatened species - Manatee Grass (Syringodium filiforme) and Turtle Grass (Thalassia testudinum).The Marine Park contains a number of important threatened species, both terrestrial and marine.There are populations of brown pelicans, bridled terns and Iguanas has in the park, and there are many migratory birds which pass through the area.