Native to Latin America, the Amazon sailfin catfish is widely sold around the world as an aquarium fish and is known for its ability to rapidly colonise new environments. WWF-Pakistan warned that the ...

Biologists from the Ateneo de Manila University in the Philippines have confirmed the presence of the tinfoil barb (Barbonymus schwanefeldii), a popular aquarium fish, in Laguna de Bay, the country's ...

Researchers in Alberta uncovered a fossil fish that rewrites the evolutionary history of otophysans, which today dominate freshwater ecosystems. The new species, Acronichthys maccognoi, shows early ...

South Africa is unleashing weevil beetles in a bid to fight off the sprouting growth of salvinia minima, an alien species of aquatic, floating fern that grows on the surface of freshwater bodies. (AP ...

A tiny fossil fish from Alberta is forcing scientists to rethink a story that has sat quietly in textbooks for decades. It is ...

In today’s video, I explore my mystery pond that is FILLED with alien fish! For the past few months I have been putting the ...