A fisherman collects water on a beach littered with trash at an ecological reserve south of Manila in 2013. Francis R. Malasig/EPA/Landov hide caption

itoggle caption Francis R. Malasig/EPA/Landov

"A lot of people are eating seafood all the time, and fish are eating plastic all the time, so I think that's a problem," says a marine toxicologist. iStockphoto hide caption

itoggle caption iStockphoto