This is a list of species of fish found in the rivers and lakes of the Korean Peninsula.
The family Stromateidae or butterfish contains 15 species of fish in three genera. Butterfishes live in coastal waters off the Americas, western Africa and in the Indo-Pacific.
Acheilognathus is a genus of cyprinid fish native to Asia. The name is derived from the Greek a, meaning "without", the Greek cheilos, meaning "lip", and the Greek gnathos, meaning "jaw".
Cobitis is a genus of small freshwater fish in the family Cobitidae from temperate and subtropical Eurasia. It contains the "typical spiny loaches", including the well-known spined loach of Europe. Similar spiny loaches, occurring generally south of the range of Cobitis, are nowadays separated in Sabanejewia.
Lake Sapanca is a fresh water lake in Turkey, between the Gulf of İzmit and the Adapazarı Meadow. The lake has a catchment area of 251 km², surface area is 45 km², a length 16 km east-west / 5 km north-south, and a maximum depth of 52 m. Lake Sapanca, Turkey
Tridentiger is a genus of fish in the subfamily of gobies called the Gobionellinae, known commonly as the tripletooth gobies.
Coilia, the grenadier anchovies, is a genus of anchovies. It currently contains 12–13 species. They are found in East, Southeast and South Asia, and mostly inhabit estuarine regions, but there are also species in coastal marine habitats and rivers. The largest is up to 41 cm (16 in) in length, but most species only reach around half that size.
Microphysogobio is a genus of freshwater fish in the family Cyprinidae native to East Asia.
Sarcocheilichthys is a genus of cyprinid fishes found in eastern Asia. There are currently 12 species in the genus.
Squalidus is a genus of cyprinid fish that occurs in eastern Asia. There are currently 14 described species in this genus.
Acanthogobius flavimanus is a species of fish in the goby family known by the common name yellowfin goby. Other common names include mahaze, Japanese river goby, Oriental goby, and spotted goby. It is native to Asia, where its range includes China, Japan, Korea, parts of Russia, Vietnam, and Malaysia. It has spread beyond its native range to become an introduced, and often invasive, species. It has been recorded in Australia, Mexico, and Florida and California in the United States.
Iniistius is a genus of wrasses native to the Indian and Pacific Oceans.