PUERTO RICO
Checklist of Endemic Marine Fish Species
This list of marine fish species found exclusively in Puerto Rico is based on the taxonomy used in Eschmeyer's Catalog of Fishes (2023). For further details on possible inaccuracies in the list see Sources & Caveats.
Fricke, R., Eschmeyer, W. N. & Van der Laan, R. (eds) 2023 Catalog of Fishes: Genera, Species, References. Version downloaded 9 February 2023 https://researcharchive.calacademy.org/research/ichthyology/catalog/fishcatmain.asp
The current version can be accessed here
Rhonciscus pauco
(Acanthuriformes Haemulidae) Opalescent Grunt
Bascanichthys inopinatus
(Anguilliformes Ophichthidae) Puerto Rican Snake
Eel
Symphysanodon mona
(Acropomatiformes Symphysanodontidae) Akarnax
Slopefish
Anthias hensleyi
(Perciformes Anthiadidae) Euripos Jewelfish
Eustomias precarius
(Stomiiformes Stomiidae)