Sentences with phrase «microplastics per»

Researchers at the Alfred Wegener Institute, Helmholtz Centre for Polar and Marine Research surveyed five regions in the Arctic Ocean and found up to 12,000 pieces of microplastics per liter of sea ice.

The 5 Gyres Institute, a leading research organization focusing on plastic pollution in the world's oceans, recently discovered microbeads on a research expedition in the Great Lakes, where they found as many as 466,000 microplastics per square kilometer.

Not exact matches

The minimum average microplastics pollution was found in the stretch between Basel and Mainz (202,900 particles per square kilometer), a medium average at Bad Honnef, Köln - Porz and Leverkusen (714,053) and the highest average in the Rhine - Ruhr metropolitan area (2,333,665).

A peak microplastics concentration was measured at Rees on the Nederhijn, where 3.9 million plastic items per square kilometer (or 21,839 particles per 1000 cubic meters) were found in a single water sample.

The authors estimate using findings in zooplankton that juvenile salmon in the Strait of Georgia may be ingesting two to seven microplastic particles per day, and returning adult salmon are ingesting up to 91 particles per day.

Using this method, they estimate a humpback, which is a baleen whale, could ingest more than 300,000 microplastic particles per day.

That analysis turned up 2 to 10 microplastics — mainly fibers — per gram of edible bivalve tissue.