Water quality in rivers and dams is decaying all over the world, and metal pollution is a major factor. Meanwhile, freshwater resources are very limited. A tiny fish louse shows promise as a sensitive ...

It’s hard to make the case for fish parasites (which yes, this article is going to do). For one thing, most people love eating fish; personally, I resisted when I was younger but succumbed as an adult ...

Increased sea lice infestations, scientists say are caused by salmon farms, threaten the already-vulnerable wild Pacific salmon populations in western Canada, worrying conservationists and First ...

A UC San Diego study published Tuesday found that more than 90% of freshwater game fish in Southern California had parasites capable of infecting humans and causing health problems. The parasites are ...

LARIMER COUNTY, Colo. (CBS4) – Colorado Parks and Wildlife officers in northern Colorado are warning of a potential spread of parasites in Colorado lakes if anglers don't take the proper steps to ...

Sea lice attached to the skin of a wild salmon. Salmon farms have been plagued by parasitic sea lice (Lepeophtheirus salmonis) since they were first established in Norway in the 1960s. The small ...

(Beyond Pesticides, June 3, 2021) A report published in Royal Society Open Science finds pesticide-resistant parasitic lice (Lepeophtheirus salmonis) are endangering wild and farmed fish populations ...

Q: I recently caught a number of trout that had what I believe to be parasites called “Lernaea” attached to them in various places. I know after reading another posting from this column titled ...

Salmon farms help stock supermarkets but also breed parasitic sea lice that infect young wild salmon and could endanger other important ocean species such as herring, scientists said in a study ...

VICTORIA, B.C. -- Fish farms on northern Vancouver Island are being blamed for an outbreak of bloodsucking sea lice that some say could kill more than 400 million pink salmon this summer. Indian ...

The parasites can then end up with metals in much higher concentrations than those in the host. For some internal parasites, levels of metals have been found to be up to 2 500 times higher than in the ...