A freshwater fish thought to be extinct was found this week in Turkish waters, nearly 50 years after it was last seen. The Batman River loach was last seen in the Batman and Ambar rivers in 1974.

In Yunnan province, China, a new species of snake called Hebius shantianfangi, or Shan’s keelback snake, was discovered near streams. This “slender” snake, with “large” bronze eyes and a patterned ...

At the mouth of an underground river in southern China, a cave creature with "visible" internal organs moved "slowly" through ...

Fishkeeping is a popular hobby enjoyed by over 12 million American households. An aquarium filled with colorful freshwater fish can add natural beauty to your home and help you learn more about marine ...

Native to the Gila River basin, the loach minnow and spikedace are adapted to the beautiful yet vulnerable ecology of southwestern desert rivers. These rare, pint-sized fish are just two of many river ...

An invasive species of fish that can live out of water has been found lurking in Canada, experts warn. The Department of Fisheries and Oceans Canada confirmed reports of Misgurnus anguillicaudatus -- ...

DESCRIPTION: The loach minnow and spikedace are small, sleek, river-dwelling members of the minnow family. Adults measure up to three inches. Loach minnows are colored with a mix of olive and darker ...

Scientists found a “territorial” creature headbutting rivals in a rocky stream of southern China and discovered a new species, a study said. Photo from Qian-Yu Liang via Chen, Li, Tang, Pu and Lei ...

An eel-like fish popular in home aquariums — but not native to North America — has been found for the first time in a Georgia waterway. The discovery of the weather loach (Misgurnus anguillicaudatus), ...

A new genetic and morphological study of South Asia's hillstream loach (Balitoridae) family is shedding new light on the fishes' unusual land-walking capabilities, including that of the family's ...

A small fish native to China has been found swimming in the San Joaquin River, and scientists warn that it could join a list of exotic, invasive species that have colonized California. The fish ...