Canada
Checklist of Endemic Marine Fish Species
This list of marine fish species found exclusively in Canada 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
Eumicrotremus terraenovae (Perciformes Cyclopteridae) Newfoundland Spiny Lumpsucker
Lycodes lavalaei
(Perciformes Zoarcidae) Newfoundland Eelpout
Paraliparis vaillanti
(Perciformes Liparidae) Vaillant's Snailfish
Psednos harteli
(Perciformes Liparidae) Hartel's Dwarf
Snailfish