| plastic ingestion by newell's (puffinus newelli) and wedge-tailed shearwaters (ardenna pacifica) in hawaii. | the ingestion of plastic by seabirds has been used as an indicator of pollution in the marine environment. on kaua'i, hi, usa, 50.0 % of newell's (puffinus newelli) and 76.9 % of wedge-tailed shearwater (ardenna pacifica) fledglings necropsied during 2007-2014 contained plastic items in their digestive tract, while 42.1 % of adult wedge-tailed shearwaters had ingested plastic. for both species, the frequency of plastic ingestion has increased since the 1980s with some evidence that the mass and ... | 2016 | 27638797 |