Trinidad and Tobago
Checklist of Endemic Freshwater Fish Species
This list of freshwater fish species found exclusively in Trinidad and Tobago 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
Astyanax brevoortii
(Characiformes Characidae)
Hemibrycon guppyi
(Characiformes Characidae)
Hemibrycon taeniurus
(Characiformes Characidae) Mountain Stream
Sardine
Hyphessobrycon axelrodi
(Characiformes Characidae) Calypso Tetra
Hoplerythrinus cinereus
(Characiformes Erythrinidae)
Poecilia boesemani
(Cyprinodontiformes Poeciliidae) Trinidad
Liberty Molly
Poecilia obscura
(Cyprinodontiformes Poeciliidae) Oropuche
Guppy
Ancistrus trinitatis
(Siluriformes Loricariidae) Jumbie Teta