Identifying nutrient sources to three lagoons at Ofu and Olosega, American Samoa using delta15N of benthic macroalgae.

hydrocarbons (PAHs) in coastal marine sediments: case studies in Cotonou (Benin) and Aquitaine (France) areas. Marine Pollution Bulletin 40, 387–396. Steinhauer, M.S., Boehm, P.D., 1992. The composition and distribution of saturated and aromatic hydrocarbons in near shore sediments, river sediments, and coastal peat of Alaskan Beaufort Sea: implications for detecting anthropogenic hydrocarbon inputs. Marine Environmental Research 33, 223–253. Storelli, M.M., Marcotrigiano, G.O., 2000. Polycyclic aromatic hydrocarbon distributions in sediments from the Mar Piccolo, Ionian Sea, Italy. Bulletin of Environmental Contamination and Toxicology 65, 537–544. Tam, N.F.Y., Ke, L., Wang, X.H., Wong, Y.S., 2001. Contamination of polycyclic aromatic hydrocarbons in surface sediments of mangrove swamps. Environmental Pollution 114, 255–263. Tolun, L.G., Okay, O.S., Gaines, A.F., Tolay, M., Tufekci, H., Kiratlı, N., 2001. The pollution status and the toxicity of surface sediments in Izmit Bay (Marmara Sea), Turkey. Environment International 26, 163–168. UNEP/IOC/IAEA, 1992. Determination of petroleum hydrocarbons in sediments. Reference Methods for Marine Pollution Studies 20. UNEP, 75 pp. Volkman, J.K., Holdsworth, D.G., Neill, G.P., Bavor Jr., H.J., 1992. Identification of natural, anthropogenic and petroleum hydrocarbons in aquatic sediments. Science of the Total Environment 112, 203–219.