This image, created in 1990 on the beach at Costa de Caparica, includes plastic nurdles, which were first reported washing up on beaches in the 1970s, and plastiglomerate, first identified on Hawaii's Kamilo Beach in 2006. The plastiglomerate depicted in this image predates the Hawaii discovery.
Dead Rat, Plastic Nurdles, Plastiglomerate, Coasta De Caparica, Portugal, 1990