Gorgona NNP has different endemic species such as marine worms (Nothria gorgonensis, Maldame gorgonensis), land snail (Dymaaeus gorgonensis), fresh water crab (Hypobolocera gorgonensis), scorpion (Ananteris gorgonae), blue lizard (Anolis gorgonae), slaty antshrike (Thamnophilus punctatus gorgonae), red-legged honeycreeper (Cyanerpes cyaeneus gigas), bananaquit (Coereba flaveola gorgonae), brown-throated sloth (Bradypus variegatus gorgón) and several species of insects. There are also coral reefs made up of 18 species from 6 families. This ecosystem has great diversity including 78 species of conch, 2 of octopus, 16 of bivalvia, 5 of sea stars, 50 of crabs, 33 of marine worms and 85 of fish.