{"id":31946,"date":"2014-03-17T23:06:00","date_gmt":"2014-03-17T21:06:00","guid":{"rendered":"https:\/\/oneearth-oneocean.com\/2014\/03\/17\/354\/"},"modified":"2014-03-17T23:06:00","modified_gmt":"2014-03-17T21:06:00","slug":"354","status":"publish","type":"post","link":"https:\/\/oneearth-oneocean.com\/en\/research-en\/2014\/354\/","title":{"rendered":"Widespread distribution of microplastics in subsurface seawater in the NE Pacific Ocean"},"content":{"rendered":"
\n
Jean-Pierre W. Desforges, Moira Galbraith, Neil Dangerfield, Peter S.\nRoss, Widespread distribution of microplastics in subsurface seawater in\nthe NE Pacific Ocean, Marine Pollution Bulletin, Volume 79, Issues 1&ndash;2,\n15 February 2014, Pages 94-99, ISSN 0025-326X,\nhttp:\/\/dx.doi.org\/10.1016\/j.marpolbul.2013.12.035<\/a>.\n(http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0025326X13007741<\/a>)\nAbstract: We document the abundance, composition and distribution of microplastics\nin sub-surface seawaters of the northeastern Pacific Ocean and coastal British\nColumbia. Samples were acid-digested and plastics were characterized using light\nmicroscopy by type (fibres or fragments) and size (<100, 100\u2013500,500\u2013100 and >1000 lm).\nMicroplastics concentrations ranged from 8 to 9200 particles\/m3; lowest con-centrations\nwere in offshore Pacific waters, and increased 6, 12 and 27-fold in west coast Vancouver\nIsland, Strait of Georgia, and Queen Charlotte Sound, respectively. Fibres accounted\nfor 75% of particles on average, although nearshore samples had more fibre content than\noffshore (p< 0.05). While elevated microplastic concentrations near urban areas are\nconsistent with land-based sources, the high levels in Queen Charlotte Sound appeared to be\nthe result of oceanographic conditions that trap and concentrate debris. This assessment\nof microplastics in the NE Pacific is of interest in light of the on-coming debris from the\n2011 Tohoku Tsunami.<\/pre>\n<\/div>\n","protected":false},"excerpt":{"rendered":"
Jean-Pierre W. Desforges, Moira Galbraith, Neil Dangerfield, Peter S. Ross, Widespread distribution of microplastics in subsurface seawater in the NE Pacific Ocean, Marine Pollution Bulletin, Volume 79, Issues 1&ndash;2, 15 February 2014, Pages 94-99, ISSN 0025-326X, http:\/\/dx.doi.org\/10.1016\/j.marpolbul.2013.12.035. (http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0025326X13007741) Abstract: We document the abundance, composition and distribution of microplastics in sub-surface seawaters of the northeastern Pacific Ocean and coastal British Columbia. Samples were acid-digested and plastics were characterized using light microscopy by type (fibres or fragments) and size (<100, 100\u2013500,500\u2013100 and >1000 lm). Microplastics concentrations ranged from 8 to 9200 particles\/m3; lowest con-centrations were in offshore Pacific waters, and increased 6, 12 and 27-fold in west coast Vancouver Island, Strait of Georgia, and Queen Charlotte Sound, respectively. Fibres accounted for 75% of particles on average, although nearshore samples had more fibre content than offshore (p< 0.05). While elevated microplastic concentrations near urban areas are consistent with land-based sources, the high levels in Queen Charlotte Sound appeared to be the result of oceanographic conditions that trap and concentrate debris. This assessment of microplastics in the NE Pacific is of interest in light of the on-coming debris from the 2011 Tohoku Tsunami.<\/p>\n","protected":false},"author":7,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3504,3600,3444,3423],"tags":[1585,1445],"yoast_head":"\nWidespread distribution of microplastics in subsurface seawater in the NE Pacific Ocean - One Earth - One Ocean e. V.<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/oneearth-oneocean.com\/en\/research-en\/2014\/354\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Widespread distribution of microplastics in subsurface seawater in the NE Pacific Ocean - One Earth - One Ocean e. V.\" \/>\n<meta property=\"og:description\" content=\"Jean-Pierre W. Desforges, Moira Galbraith, Neil Dangerfield, Peter S. Ross, Widespread distribution of microplastics in subsurface seawater in the NE Pacific Ocean, Marine Pollution Bulletin, Volume 79, Issues 1&ndash;2, 15 February 2014, Pages 94-99, ISSN 0025-326X, http:\/\/dx.doi.org\/10.1016\/j.marpolbul.2013.12.035. (http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0025326X13007741) Abstract: We document the abundance, composition and distribution of microplastics in sub-surface seawaters of the northeastern Pacific Ocean and coastal British Columbia. Samples were acid-digested and plastics were characterized using light microscopy by type (fibres or fragments) and size (<100, 100\u2013500,500\u2013100 and >1000 lm). Microplastics concentrations ranged from 8 to 9200 particles\/m3; lowest con-centrations were in offshore Pacific waters, and increased 6, 12 and 27-fold in west coast Vancouver Island, Strait of Georgia, and Queen Charlotte Sound, respectively. Fibres accounted for 75% of particles on average, although nearshore samples had more fibre content than offshore (p< 0.05). While elevated microplastic concentrations near urban areas are consistent with land-based sources, the high levels in Queen Charlotte Sound appeared to be the result of oceanographic conditions that trap and concentrate debris. This assessment of microplastics in the NE Pacific is of interest in light of the on-coming debris from the 2011 Tohoku Tsunami.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/oneearth-oneocean.com\/en\/research-en\/2014\/354\/\" \/>\n<meta property=\"og:site_name\" content=\"One Earth - One Ocean e. 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(http:\/\/www.sciencedirect.com\/science\/article\/pii\/S0025326X13007741) Abstract: We document the abundance, composition and distribution of microplastics in sub-surface seawaters of the northeastern Pacific Ocean and coastal British Columbia. Samples were acid-digested and plastics were characterized using light microscopy by type (fibres or fragments) and size (<100, 100\u2013500,500\u2013100 and >1000 lm). Microplastics concentrations ranged from 8 to 9200 particles\/m3; lowest con-centrations were in offshore Pacific waters, and increased 6, 12 and 27-fold in west coast Vancouver Island, Strait of Georgia, and Queen Charlotte Sound, respectively. Fibres accounted for 75% of particles on average, although nearshore samples had more fibre content than offshore (p< 0.05). While elevated microplastic concentrations near urban areas are consistent with land-based sources, the high levels in Queen Charlotte Sound appeared to be the result of oceanographic conditions that trap and concentrate debris. This assessment of microplastics in the NE Pacific is of interest in light of the on-coming debris from the 2011 Tohoku Tsunami.","og_url":"https:\/\/oneearth-oneocean.com\/en\/research-en\/2014\/354\/","og_site_name":"One Earth - One Ocean e. 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