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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, as well as thousands of marine and brackish water fauna. [1] Fishing is the way of life of most of coastal community.
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.
Coleoptera, which is the largest order of insects, is the largest in Sri Lanka with 3,033 documented species. [8] Lepidopterans, moths and butterflies, have the second largest number of species in Sri Lanka. 245 butterflies species are recorded, of which 24 are endemic to the island. 1695 species of moths are also found, but the endemism is ...
Macrognathus pentophthalmos, the Sri Lanka five-eyed spiny eel, is a small species of spiny eel that is endemic to freshwater habitats in Sri Lanka. Described as a common species as recently as 1980, for unknown reasons its population rapidly declined in the following years and there are no recent confirmed records. [ 3 ]
After Sri Lanka secured its independence, the introductions continued unabated, and the breeding of exotic aquarium fish for export became popular. The deliberate and accidental introduction of exotic fish into Sri Lanka has led to serious ecological damage, as many of these species disrupt ecosystems , reducing the diversity of endemic fish to ...
Sri Lanka is an island close to the southern end of India with a tropical environment. The freshwater fauna is as large as it is common to other regions of the world. There are about two million species of arthropods found in the world, and still it is counting with many new species still being discovered. It is very complicated and difficult ...
Garra ceylonensis (the stone sucker [2] or Ceylon logsucker [citation needed]) is a species of ray-finned fish in the cyprinid family. It is endemic to rivers and streams in Sri Lanka (formerly known as "Ceylon") - and is considered as a schooling fish.
Laubuka lankensis, also known as the Sri Lanka blue laubuca, is a is a species of freshwater ray-finned fish belonging to family Danionidae. This species is endemic to Sri Lanka. [1] [2] It is a freshwater species widely distributed throughout the lowland dry zone of the island. [1] It grows to 5.8 cm (2.3 in) standard length. [2]