Turning microplastics into nanoplastics through digestive fragmentation by Antarctic krill.

Faecal pellets of high dose krill collected at 4 and 24 h on the last day of exposure clearly show an increasing trend of whole beads being egested over the final 24 h ( X 2 1 = 238, ( N = 24828), p < 0.001) (Fig. 2 ).

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