When most people think about biodiversity in lakes and rivers, they imagine fish, plants, or perhaps birds and amphibians. But beneath the surface exists another world that often goes unnoticed: ...

Using genome reconstruction, scientists unveiled a once 'invisible' fish parasite present in many marine fish world-wide that belongs to the apicomplexans, one of the most important groups of ...

A microscope image of Myxobolus intralamina n. sp., a new species of parasitic jellyfish that infects the gills of smallmouth bass. Each of these tiny animals is about twice as long as a red blood ...

At the heart of the Amazon researchers are investigating a mysterious parasite which is devastating fish farms around the world. At the heart of the Amazon researchers are investigating a mysterious ...

See more of our trusted coverage when you search. Prefer Newsweek on Google to see more of our trusted coverage when you search. Southern Californians have been warned that more than 90 percent of ...

More than 90% of popular freshwater fish in Southern California are carrying human-infecting parasites, researchers say. This poses a significant danger for those who like to eat freshly caught ...