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Title: Polycyclic aromatic hydrocarbons in sediments, pore water and the amphipod Pontoporeia hoyi form Lake Michigan

Journal Article · · Chemosphere; (United States)
OSTI ID:5234852

Polycyclic aromatic hydrocarbon (PAH) concentrations were measured in Pontoporeia hoyi, the most abundant benthic organism in Lake Michigan, and in its associated sediment/pore water matrix. Individual PAH concentrations ranged from 10 ppb to 1 ppm in three sedimentary environments having different levels of organic carbon. Pore water concentrations appeared to be independent of sediment concentration. P. hoyi bioconcentration factors ranged from approximately 10/sup 4/ to 10/sup 5/ for seven analyzed PAHs. A major fraction of the phenanthrene, fluoranthene and pyrene in P. hoyi appears to come from sediments and pore water, while chrysene and BaP are primarily obtained from water.

Research Organization:
Great Lakes Environmental Research Lab., Ann Arbor, MI
OSTI ID:
5234852
Journal Information:
Chemosphere; (United States), Vol. 11:9
Country of Publication:
United States
Language:
English