What looks like an ordinary creek is actually packed with aquarium species gone wild. Bright cichlids flash through the current, turning this natural stream into a living fish tank. The sight is ...

The 32.5-gallon aquarium just got a major upgrade with some truly stunning cichlids. Their bold colors and lively personalities completely transform the tank. From the moment they hit the water, the ...

Founder’s Briefs: An occasional series where Mongabay founder Rhett Ayers Butler shares analysis, perspectives and story summaries. Among those who cared about freshwater fish — and there were many — ...

From the tiny galaxiids of South Africa to the 2m-long Nile perch, Africa’s extraordinary biodiversity of freshwater fish have evolved to thrive in the various habitats in the geographically, ...

While not a typical home aquarium fish, some Sturgeon species like beluga and lake sturgeon are kept in large tanks or ponds. They can grow huge in size and live for more than 100 years! These fish ...

Aquarium trade is a multibillion-dollar business with the value of trade in ornamental fishes alone estimated at $6 billion in 2023. Japan, Indonesia and Singapore export the maximum quantity of ...

In the second-largest lake in Africa, fish evolution is taking place at an explosive rate. Why? Scientists are diving into the question Ben Crair Lake Malawi formed in a valley where the African ...

Editor’s Note: Call to Earth is a CNN editorial series committed to reporting on the environmental challenges facing our planet, together with the solutions. Rolex’s Perpetual Planet Initiative has ...

Scuba divers found some “large”-eyed lake creatures off the coast of Malawi and discovered two new species, a study said and photos show. Photo from Getty / iStockphoto Plunging into a large lake in ...

It all started with the Convict cichlids. The small striped fish, native of Central America, captured Sac State Biology Professor Ron Coleman’s attention in a laboratory at the University of Toronto ...