Nemacheilus is a genus of stone loaches native to Asia.
Nemacheilus corica is a species of ray-finned fish in the genus Nemacheilus. It occurs in the foothills of the Himalayas in the drainage of the Ganges in Nepal and the Indian states of Uttar Pradesh, Uttarakhand, Bihar and West Bengal. Its reported presence in other areas need to be confirmed.
Nemacheilus anguilla, the eel loach, is a species of ray-finned fish in the genus Nemacheilus which is endemic to the Western Ghats in southern India. It occurs in streams with pebbles and with sandy substrates. It is collected for the aquarium trade but the main threat may come from pollution caused by large numbers of pilgrims which attend temples near the waters in which this species occurs.
Nemacheilus arenicolus is a species of ray-finned fish in the genus Nemacheilus which is found only in the Nam Theun and Nam Gnouang rivers in Laos.
Nemacheilus banar is a species of ray-finned fish in the genus Nemacheilus, it has currently only been recorded in Vietnam but it may occur also in Laos.
Nemacheilus binotatus is a species of ray-finned fish in the genus Nemacheilus which is found in the Chao Phraya and Maeklong basins in Thailand.
Nemacheilus cleopatra is a species of ray-finned fish in the genus Nemacheilus which is known only from the Đà Rằng River in central Vietnam.
Mesonoemacheilus menoni is a species of ray-finned fish in the genus Mesonoemacheilus. It is endemic to the southern Western Ghats in Kerala, India, where it occurs in the upper reaches of the Periyar River over substrates of cobbles, pebbles and sand in flowing water. It is common within the Periyar Tiger Reserve but may be threatened by predation and competition from the invasive African cichlid Mozambique tilapia, the common carp and Clarias gariepinus.
Nemacheilus monilis, the spotted loach, is a species of ray-finned fish in the genus Nemacheilus which is endemic to the southern Western Ghats in the Indian states of Kerala and Tamil Nadu. It occurs in fast flowing water, even in rapids, over substrates consisting of pebbles and cobble substrates. It occasionally is collected and exported for the aquarium trade.
Nemacheilus ornatus is a species of ray-finned fish in the genus Nemacheilus which is only known from the Tapi River basin in Thailand.
Nemacheilus papillos is a species of cyprinid fish. It occurs in Indonesia and Peninsular Malaysia. It is a demersal species that inhabits tributary and larger rivers.
Mesonoemacheilus petrubanarescui is a species of ray-finned fish from India. The specific name petrubanaescui honours the Romanian ichthyologist Petre Mihai Bănărescu. It grows to 3.5 cm (1.4 in) standard length. It is endemic to the Western Ghats and is known from only two locations, the Netravati River and Kabani River in Karnataka and Kerala. It is a little known species which is rare and may be threatened by habitat alteration, sand mining and pollution. It turns up occasionally in the aquarium trade where it is sold as the "dwarf loach".
Nemacheilus singhi is a species of ray-finned fish in the stone loach genus Nemacheilus, although some authorities place it in the genus Schistura. This species has only been recorded from a single locality in Nagaland, India.
Nemacheilus stigmofasciatus, the Thuttinjet stone loach, is a species of ray-finned fish in the genus Nemacheilus which has been recorded from just one locality in the west flowing river Seethanathi at Thuttinjet in Karnataka. This locality is at an altitude of 199m above sea level and has many cascades and waterfalls in its upstream portion. The stream is dominated by the presence of pebbles and boulders with gravel and sand making up approximately 5% of the substrate.
Nemacheilus subfusca is a species of ray-finned fish from the family Nemacheilidae in the genus Nemacheilus which is found in Assam and China. It inhabits pebbly streams. N. subfusca was synonymised with Neomacheilus scaturigina which was described by Menon from the collection of Hamilton. It was, however, then treated as a valid species and sometimes placed in the genus Schistura.
The arrow loach is a species of ray-finned fish in the genus Nemacheilus.
Triplophysa kullmanni is a species of ray-finned fish in the genus Triplophysa. It is endemic to Afghanistan.
Mesonoemacheilus is a genus of stone loach endemic to India.
The Nemacheilidae, or stone loaches, are a family of cypriniform fishes that inhabit stream environments, mostly in Eurasia, with one genus, Afronemacheilus found in Africa. The family includes about 790 species.
Mesonoemacheilus herrei is a critically endangered fish described by Teodor T. Nalbant and Banarescu in 1982. It is endemic to India and is currently only recorded within the Indira Gandhi Wildlife Sanctuary and National Park in Tamil Nadu.
