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List of freshwater fish of Sri Lanka

From Wikipedia, the free encyclopedia

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Sri Lanka is a tropical island situated close to the southern tip of India. It is situated in the middle of Indian Ocean. Because of being an island, Sri Lanka has many endemic freshwater fauna, including fish, crabs, molluscs, and other aquatic insects.

Species List

Class: Actinopterygii

Freshwater fish are physiologically differ from marine and brackish water forms. The low salinity and high osmotic pressure makes them so different. Few fish can be found in all three ecological systems.

There are 95 species of freshwater fish occur in the country, where 53 of those are endemic. 41% of all known species of fish of Sri Lanka are found in freshwater. There are about 70% of endemism of those fish. Most of them are listed into IUCN categories. Four Devario species were described in 2017 by Batuwita et al. However, the taxonomy and descriptions were cited as problematic by fellow local ichthyologists.[1]

Note: introduced species are not included in the list. Go to List of introduced fish in Sri Lanka.

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Freshwater eels

Order: Anguilliformes. Family: Anguillidae

There are 19 species and 6 subspecies in this family are all in genus Anguilla. Sri Lanka is home for 2 freshwater eels.

More information Name, Binomial ...

Carps and allies

Order: Cypriniformes. Family: Cyprinidae About over 320 genera, and more than 3,250 species are included in this family. 52 species found in Sri Lanka.

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River loaches

Family: Balitoridae

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True Loaches

Family: Cobitidae

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Naked catfishes

Order: Siluriformes. Family: Bagridae

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Sheat catfishes

Family: Siluridae

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Airbreathing catfishes

Family: Clariidae

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Airsac catfishes

Family: Heteropneustidae

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Swamp eels

Order: Synbranchiformes. Family: Synbranchidae

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Rivulines

Order: Cyprinodontiformes. Family: Aplocheilidae

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Ricefish

Family: Adrianichthyidae

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Cichlids

Order: Perciformes. Family: Cichlidae

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Climbing perches

Family: Anabantidae

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Gourami

Family: Osphronemidae

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Snakeheads

Family: Channidae

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Garfishes

Family: Belonidae

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Sleeper gobies

Family: Eleotridae

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Spiny eels

Family: Mastacembelidae

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Gobies

Family: Gobiidae

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References

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