The Chao Phraya is the major river in Thailand, with its low alluvial plain forming the centre of the country. It flows through Bangkok and then into the Gulf of Thailand.
The iridescent shark,iridescent shark catfish is a species of shark catfish native to the rivers of Southeast Asia. Despite its name, it is not a shark. It is found in the Mekong basin as well as the Chao Phraya River, and is heavily cultivated for food there.
The queen danio or Fowler's danio is a freshwater tropical fish belonging to the minnow family (Cyprinidae). Originating in India, Myanmar, Thailand, northwestern Malaya, and the Mekong River basin, this fish is sometimes found in community tanks by fish-keeping hobbyists. It grows to a maximum length of 3.1 in (7.9 cm).
The Mekong giant catfish, is a large, threatened species of catfish in the shark catfish family (Pangasiidae), native to the Mekong basin in Southeast Asia and adjacent China. It is considered critically endangered due to accelerating habitat loss.
Parachela is a genus of cyprinid fishes. There are currently seven species in this genus which are found in Southeast Asia.
The giant barb, Siamese giant carp, or simply Siamese carp, is the largest species of cyprinid in the world. These migratory fish are found only in the Mae Klong, Mekong, and Chao Phraya River basins in Indochina. Populations have declined drastically due to habitat loss and overfishing, and the giant barb is now considered critically endangered.
The Mekong freshwater stingray, Hemitrygon laosensis, is a species of stingray in the family Dasyatidae, restricted to the Mekong and Chao Phraya Rivers in Laos and Thailand; the occurrence in Chao Phraya is considered an introduction. Measuring up to 62 cm (24 in) across, this ray has an oval pectoral fin disc, a tail with both upper and lower fin folds, and a midline row of spine-like dermal denticles. A characteristic feature of this species is its bright orange underside. The Mekong freshwater stingray preys on invertebrates and is aplacental viviparous. It has been assessed as Endangered by the International Union for Conservation of Nature (IUCN), as it is threatened by overfishing and habitat degradation.
Labidochromis maculicauda is a species of cichlid endemic to Lake Malawi where it is only known from the northwestern coast. It prefers rocky areas and lives in shallow waters down to a depth of about 12 metres (39 ft). This species can reach a length of 6.4 centimetres (2.5 in) SL. It can also be found in the aquarium trade.
The black sharkminnow, also known as the black shark or black labeo, is a species of freshwater fish in the carp family. It is found in the Mekong and Chao Phraya river basins, Malay Peninsula, Sumatra, Java and Borneo. It can reach a length of 90 cm (3 ft) and a weight of 7 kg (15 lb). It is sometimes seen in the aquarium trade, but is generally unsuitable for home aquaria due to its large adult size and territorial, aggressive behavior.
Schistura khamtanhi is a species of ray-finned fish in the genus most speciose genus in the stone loach family, Schistura. It is found in the Kong River basin in Laos and in the main Mekong river in Cambodia and Laos where it is abundant, being an important quarry species for the fish traps at Kohne Falls. It inhabits rapids and Sony bottomed stretches of the main Mekong and its tributaries and it migrates past the Kohne Falls in January and February annually. It is the only member of the genus Schistura which is known to be migratory. The specific name honours Khamtanh Vatthanatham, a Fisheries Programme Officer of the Mekong River Commission who was very helpful to the Maurice Kottelat during his 1999 survey, in which this species was discovered.
Schistura magnifluvis is a species of ray-finned fish, a stone loach, in the genus Schistura. It is found in the middle Mekong basin in Thailand and Laos, from the Nam Heung basin to the Xe Don system, it probably occurs in Cambodia too. It is found in streams and rivers, including the nmain channel of the Mekong, in stretches of moderate to fast current over a variety of substrates from mud to stone.
The Java barb, more commonly known as silver barb in aquaculture, is a species of ray-finned fish in the genus Barbonymus.
Gyrinocheilus aymonieri is a freshwater fish native to large parts of Southeast Asia. It is of interest as a local food source and for the aquarium trade. Its common names include honey sucker, sucking loach and Chinese algae eater; the FAO-endorsed common name is Siamese algae eater. The black line on the side of a true Siamese algae eater ends at the back of its tail fin and not the beginning.
Parachela oxygastroides, also known as the glass fish, is a freshwater fish of the family Cyprinidae. It is found in Southeast Asia in rivers and wetlands, including seasonally flooded forests. Of length 10–20 cm, it is caught commercially for food and sold in markets; it is one of the species used in Cambodian cuisine to make the fish paste prahok.
Parachela siamensis is a small species of freshwater ray-finned fish in the carp and minnow family Cyprinidae.
Scaphiodonichthys acanthopterus is a freshwater fish of the family Cyprinidae. It is found in clear, fast-moving streams and tributaries of the Mekong, Nam Xam, Da and Chao Phraya river basins in Indochina. S. acanthopterus is most commonly found in waterways with a rocky bottom and under complete tree cover.
Pristolepis fasciatus, commonly known as the Malayan leaffish, is a fish in the family Pristolepididae. It lives in the Mekong and Chao Phraya basins in Thailand, Cambodia, Vietnam, Myanmar, the Malay Peninsula, Sumatra, and Borneo, possibly also in southern India and China.
Amblypharyngodon chulabhornae, the princess carplet, is a species of carplet in the family Cyprinidae from mainland south-east Asia.
Opsaridium maculicauda is a species of ray-finned fish in the family Cyprinidae. It is found in the Kasai River in Democratic Republic of the Congo.
