Sri Lanka
Checklist of Endemic Marine Fish Species
This list of marine fish species found exclusively in Sri Lanka 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
Atrobucca bengalensis
(Acanthuriformes Sciaenidae) Bengal Blackmouth
Croaker
Pempheris pathirana
(Acropomatiformes Pempheridae) Trincomalee Sweeper
Pempheris trinco
(Acropomatiformes Pempheridae) Sri Lanka Sweeper
Scolecenchelys vermiformis
(Anguilliformes Ophichthidae)
Antennablennius
ceylonensis (Blenniiformes Blenniidae)
Helcogramma billi (Blenniiformes Tripterygiidae)
Helcogramma serendip
(Blenniiformes Tripterygiidae) Ceylon Triplefin
Ambassis thermalis
(Cichliformes Ambassidae)
Pseudochromis dilectus
(Cichliformes Pseudochromidae) Sri Lankan
Dottyback
Alionematichthys ceylonensis
(Ophidiiformes Dinematichthyidae) Ceylon
Viviparous Brotula
Thysanophrys tricaudata
(Perciformes Platycephalidae) Sri Lankan
Flathead
Narcine firma (Torpediniformes Narcinidae)