Researchers from North Carolina State University have found per- and polyfluoroalkyl substances (PFAS) in every step of the Yadkin-Pee Dee River food chain, even though the river does not have a known ...

Researchers have found per- and polyfluoroalkyl substances (PFAS) in every step of the Yadkin-Pee Dee River food chain, even though the river does not have a known industrial input of these compounds.

The latest example comes from scientists in the UK, who have now discovered the first evidence of river-borne plastic waste traveling up the food chain. SUBSCRIBE LOG IN ...

The methylated mercury is passed up the food chain, becoming more concentrated in the bodies of larger animals through a phenomenon known as biomagnification. Biomagnification of mercury in fish and ...

High flows "take out the middle men in the food web, making fish [the top predator] feed lower in the food chain," said Sabo. "Droughts completely knock out the top predator." ...

As competitors in the aquatic food chain, scientists have long speculated that zebra mussels may impact fish. ... Hudson River food web data has been collected by IES since the 1980s.

Chain effect. River-borne pharmaceuticals most likely accumulate in flies and beetles while they are underwater larvae, then transfer to spiders that feed on them after they emerge as adults, says ...

The traffic jam on the Mississippi River caused by some of the lowest water levels in a decade will likely continue near term. About 200 boats and 3,000 barges on the lower Mississippi River were ...

Mercury In River Moves Into Terrestrial Food Chain Through Spiders Fed To Baby Birds. ScienceDaily. Retrieved May 13, 2025 from www.sciencedaily.com / releases / 2008 / 04 / 080417175221.htm.