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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.
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 ...
The Sri Lankan krait is small and slender. On hatching, the length of the snake is about 250 mm (9.8 in). The average adult length for this species is 75 cm (29 + 1 ⁄ 2 in) with 90 cm (35 + 1 ⁄ 2 in) being the upper limit. [3] Its black skin is crossed with thin white transverse bands. It has an extraordinarily long lung which it inflates ...
Rhabdophis ceylonensis is endemic to the island of Sri Lanka. The species is commonly known as the Sri Lanka blossom krait, the Sri Lanka keelback, and මල් කරවලා (mal karawala) or නිහලුවා (nihaluwa) in Sinhala. It is a moderately venomous snake.
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.
There are 18 species of scorpions in Sri Lanka. Out of these 18, 7 are endemic. In addition, 4 subspecies of the 9 non-endemic species are also endemic to Sri Lanka. According to 2014 research, 47 species of pseudoscorpions have been identified in Sri Lanka. Out of this 43 species, 20 species are endemic to Sri Lanka.
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]
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.