* Researchers found 424 MP particles in surface waters and 117 MPs in the gastrointestinal tracts of skipjack tuna, indicating a potential risk for seafood contamination given the species’ commercial importance.
* Most of the MPs were fibers and primarily from polyethylene and polypropylene, with smaller particles being more common; however, the Pollution Load Index suggests only minor ecological risk for the area despite concerns about the polymers' effects.