The Ganges Delta is a river delta predominantly covering the Bengal region of the Indian subcontinent, consisting of Bangladesh and the Indian state of West Bengal. It is the world's largest river delta and it empties into the Bay of Bengal with the combined waters of several river systems, mainly those of the Brahmaputra River and the Ganges River. It is also one of the most fertile regions in the world, thus earning the nickname the Green Delta. The delta stretches from the Hooghly River in the west as far as the Meghna River in the east.
The clown loach, or tiger botia, is a tropical freshwater fish belonging to the botiid loach family. It is the sole member of the genus Chromobotia. It originates in inland waters in Indonesia on the islands of Sumatra and Borneo. In Sentarum, West Borneo that fish named: ulanguli. It is a popular fish in the freshwater aquarium trade and is sold worldwide.
The dwarf loach, ladderback loach, pygmy loach, chain loach or chain botia is a freshwater fish belonging to the family Botiidae. Formerly included in the genus Yasuhikotakia, it is frequently seen in the aquarium trade, the product of captive breeding.
The skunk loach, skunk botia or Hora's loach is a species of botiid loach found in the Mekong River basin in Indochina, as well as the Chao Phraya and Mae Klong basins in Thailand. Its maximum size is approximately 10 centimetres (3.9 in). The species occurs in medium to large rivers at temperatures of 26–30 °C (79–86 °F), pH 6.0 to 8.0, and hardness 5.0 to 12.0. It feeds on live crustaceans, insects, snails and other invertebrates.
The Burmese Border loach, angelicus loach or polka dot loach, Botia kubotai, is a recently described species that has quickly become a popular tropical fish for freshwater aquariums. In 2002, fish collectors working in western Thailand began to expand their search into Myanmar (Burma) area from the Three Pagodas Pass Thai-Myanmar border to look for new fish for the aquarium trade. This is one of several species discovered and explains the origin of the fish's common name: Burmese Border Loach. Its specific epithet honors Katsuma Kubota of an aquarium export company in Thailand who first purchased the catch and sent them out for identification.
The rohu, rui, ruhi or roho labeo is a species of fish of the carp family, found in rivers in South Asia. It is a large omnivore and extensively used in aquaculture.
The zebra loach is a freshwater loach native to rivers and streams in the Western Ghats of India. The maximum size is about 9 cm (3.5 in). It lives in tropical climate with temperature range of 21–26 °C (70–79 °F), and prefers water with 6.0 to 7.5 pH.
Syncrossus berdmorei is a freshwater fish in the loach family Botiidae. It is native to streams and rivers in Thailand, Burma, and nearby parts of northeastern India, where typically found over a soft bottom near boulders and submerged trees. Syncrossus berdmorei grows up to 10 in (25 cm) and can be kept in private aquariums.
The yoyo loach, Almora loach or Pakistani loach is a freshwater fish belonging to the loach family Botiidae. It originates in the slow-running and still waters of the Ganges basin in northern India and possibly Nepal. Despite the alternative common name Pakistani loach, the true B. almorhae is not known from Pakistan.
Gudusia chapra, or the Indian river shad, is a species of fish in the family Clupeidae, occurring in rivers of India and Bangladesh draining to the Bay of Bengal, and also reported from Pakistan and Nepal. Outside the rivers it also occurs in ponds, beels, ditches and inundated fields.
Badis badis, also known as the blue perch or blue badis, is a small species of Asian freshwater fish in the family Badidae of the order Anabantiformes. It is found in ponds, rivers, ditches and swamps in northern India, eastern Pakistan, Bangladesh, Bhutan and Nepal, including the Ganges, Brahmaputra, Mahanadi and Indus basins. It is sometimes kept as an aquarium fish. It is a small, predatory fish that feeds on tiny invertebrates. Maximum total length is around 8 cm (3 in). It is sexually dimorphic, with males growing larger and more colorful, especially when excited, compared to females. Adult males have blue fins and may display dark vertical bands on the flanks, while the smaller females display little color. Several similar relatives, now recognized as separate Badis species, have historically been confused with Badis badis. Historically the two genera that now make up the Badidae, Badis and Dario, were placed in the family Nandidae; this is no longer the case.
Botiidae, the pointface loaches, is a family of cypriniform ray-finned fishes from South, Southeast, and East Asia. Until recently they were placed in the true loach family Cobitidae, until Maurice Kottelat revised the loaches and re-elevated this taxon to family rank in 2012. The family includes about 56 species.
Oreichthys cosuatis is a small cyprinid fish found in India and Bangladesh.In India it is found along the ganga and brahmaputra river drainage in the states of West bengal and odisha It is also reported from Thailand and Myanmar.
Schistura beavani, the creek loach, is a species of ray-finned fish in the stone loach genus Schistura. It is a widely distributed species, especially in the Ganges where it can be found in the Indian states of Meghalaya, Uttaranchal, Uttar Pradesh and West Bengal and Nepal, it has also been reported from Bangladesh and its presence in Meghalaya need to be confirmed. Adults are found in fast flowing, clear streams with a pebbly substrate.
Gray's stone loach is a species of ray-finned fish in the family Balitoridae. It is endemic to India, Bhutan, Bangladesh, Nepal and Myanmar. It grows to a maximum length of 10.5 cm (4.1 in).
The scarlet badis is a tropical freshwater fish and one of the smallest known percoid fish species. It is a micropredator, feeding on small aquatic crustaceans, worms, insect larvae and other zooplankton. It is sold under a variety of names in the aquarium trade.
Botia rostrata, the Gangetic loach, ladder loach, or twin-banded loach, is a freshwater fish belonging to the loach family Botiidae. It originates in calmer water pool areas of highland streams in the lower Ganges and Brahmaputra basins in Bangladesh and north India. Records from elsewhere are believed to be misidentification of relatives.
The frail gourami or noble gourami is a mouth brooding species of gourami native to northeastern India and Bangladesh. This species grows to a length of 10 cm (3.9 in). It is only seldom found in the aquarium trade, courtesy of its extreme sensitivity to shipping stress and high levels of aggression. This species is the only known member of its genus.
Acanthocobitis (Paracanthocobitis) mackenziei also known as the robust zipper loach is a species of ray-finned fish in the genus, or subgenus, Paracanthocobitis. This species is the most widely distributed species of Paracanthocobitis and is known from the Ganges River basin of Nepal and India, the Meghna River basin in Bangladesh, the Mahanadi River basin in eastern India, and the upper Indus River basin of northern India and eastern Pakistan. Fishbase treats P. (A). mackenziei under Nemachilus mackenziei as a synonym of Acnthocobitis botia.
Botia lohachata, the reticulate loach, painted loch or Pakistan loach, is a species of freshwater ray-finned fish belonging to the family Botiidae, the pointface loaches. This species is found in streams with rocky and gravel bottoms in Pakistan, India, Nepal and Bangladesh.
