Australia's tropical fish are heading south into cooler waters. These fish are not just visiting. They are settling into the milder "temperate" reefs that used to be too cold for them. As they do, ...

A new species of Amazonian fish, Pyrrhulina punctata, has been discovered in Peru, revealing previously unknown biodiversity ...

Scientists are seeing tropical fish in Nova Scotia with more frequency, with their arrival prompting concerns about what their presence could mean for local species down the road.

Add Yahoo as a preferred source to see more of our stories on Google. It may be autumn in New England, but for Tim Silva and Danielle Orcutt the season has been decidedly tropical, and they've only ...

Tropical fish are accidentally carried north to New England each summer by the Gulf Stream current. A network of institutions and citizen scientists called the Gulf Stream Orphan Project tracks these ...

A saltwater aquarium is an exotic and striking addition to the home. But more than a striking piece of furniture, it’s a living habitat that is both enthralling and engaging thanks to the vibrant ...

This video is built around the chase for rare exotic aquarium fish, with netting used to pull unusual species from outdoor water. Rather than focusing on sheer numbers, the clip leans into quality, ...

Hawaii lawmakers and state managers are clashing over whether aquarium fish collecting should return to the Kona Coast or end for good. The state House has ...

Low oxygen and rising carbon dioxide in mangrove waters may shrink critical nursery habitat for young fish and threaten ...