Perfluorinated alkyl substances (PFASs) are global, persistent, and toxic contaminants. We assessed PFAS concentrations in green (Chelonia mydas) hawksbill (Eretmochelys imbricata) turtles from the North Pacific. Fifteen compounds were quantified via liquid chromatography tandem mass spectrometry 62 turtle 6 plasma samples Hawai’i, Palmyra Atoll, Northern Marianas Islands. Plasma 14 severely af...