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What threat do microplastics, a.k.a. ‘ocean hitchhikers’, pose to aquaculture?

The plastic particles, shed from textiles or created when larger pieces of plastic waste break down, are the most prevalent marine debris found in the ocean. Up to 51 trillion plastic particles, weighing between 93,000 to 236,000 metric tons, are estimated to be floating on the surface of the oceans.

That seems like a lot, but it’s only about 1 percent of the plastic waste estimated to have entered the ocean in 2010 alone.

“Plastic pollution is overwhelming [and] almost unavoidable to some degree,” Maria Sepulveda, DVM, Ph.D., professor in the aquaculture research lab at Purdue University, told the Advocate

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