Get 20M+ Full-Text Papers For Less Than $1.50/day. Start a 14-Day Trial for You or Your Team.

Learn More →

Uptake and depuration of organic contaminants by blue mussels ( Mytilus edulis ) exposed to environmentally contaminated sediment

Uptake and depuration of organic contaminants by blue mussels ( Mytilus edulis ) exposed to... 227 91 91 4 4 R. J. Pruell J. L. Lake W. R. Davis J. G. Quinn Graduate School of Oceanography University of Rhode Island 02882 Narragansett Rhode Island USA US Environmental Protection Agency Environmental Research Laboratory 02882 Narragansett Rhode Island USA c/o US Environmental Protection Agency, Environmental Research Laboratory Science Applications International Corp. 02882 Narragansett Rhode Island USA Abstract Experiments were designed to expose blue mussels ( Mytilus edulis ) to contaminated sediment collected from Narragansett Bay, Rhode Island, USA in 1982. Measurements were taken to allow comparisons of the uptake and depuration of polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs). In addition, concentration factors in the mussels were calculated separately against the dissolved and particulate phase concentrations and the results from the exposure and control systems were compared. Both PAHs and PCBs were rapidly accumulated by the mussels exposed to the contaminated sediment. After the mussels were transferred to control seawater, individual PAHs were depurated with half-lives ranging from 12 to 30 d. Individual PCBs showed depuration half-lives which ranged from 16 to 46 d. Concentration factors in the mussels calculated against the particulate phase concentrations were very different in the exposure and control systems. Concentration factors calculated using only the dissolved phase concentrations (bioconcentration factors) showed excellent agreement in the two systems, possibly an indication that the dissolved phase was the direct source of the contaminants accumulated by the mussels. The bioconcentration factors for PCBs were higher than those of PAHs when compounds with similar n-octanol/water partition coefficients were compared. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Marine Biology Springer Journals

Uptake and depuration of organic contaminants by blue mussels ( Mytilus edulis ) exposed to environmentally contaminated sediment

Pruell, R.; Lake, J.; Davis, W.; Quinn, J.
Marine Biology , Volume 91 (4) – Jun 1, 1986
Download PDF
11 pages

Loading next page...
 
/lp/springer-journals/uptake-and-depuration-of-organic-contaminants-by-blue-mussels-mytilus-Ewve7O12Vv

References (39)

Publisher
Springer Journals
Copyright
Copyright © 1986 by Springer-Verlag
Subject
Life Sciences; Biomedicine general; Oceanography; Ecology; Microbiology; Zoology
ISSN
0025-3162
eISSN
1432-1793
DOI
10.1007/BF00392601
Publisher site
See Article on Publisher Site

Abstract

227 91 91 4 4 R. J. Pruell J. L. Lake W. R. Davis J. G. Quinn Graduate School of Oceanography University of Rhode Island 02882 Narragansett Rhode Island USA US Environmental Protection Agency Environmental Research Laboratory 02882 Narragansett Rhode Island USA c/o US Environmental Protection Agency, Environmental Research Laboratory Science Applications International Corp. 02882 Narragansett Rhode Island USA Abstract Experiments were designed to expose blue mussels ( Mytilus edulis ) to contaminated sediment collected from Narragansett Bay, Rhode Island, USA in 1982. Measurements were taken to allow comparisons of the uptake and depuration of polycyclic aromatic hydrocarbons (PAHs) and polychlorinated biphenyls (PCBs). In addition, concentration factors in the mussels were calculated separately against the dissolved and particulate phase concentrations and the results from the exposure and control systems were compared. Both PAHs and PCBs were rapidly accumulated by the mussels exposed to the contaminated sediment. After the mussels were transferred to control seawater, individual PAHs were depurated with half-lives ranging from 12 to 30 d. Individual PCBs showed depuration half-lives which ranged from 16 to 46 d. Concentration factors in the mussels calculated against the particulate phase concentrations were very different in the exposure and control systems. Concentration factors calculated using only the dissolved phase concentrations (bioconcentration factors) showed excellent agreement in the two systems, possibly an indication that the dissolved phase was the direct source of the contaminants accumulated by the mussels. The bioconcentration factors for PCBs were higher than those of PAHs when compounds with similar n-octanol/water partition coefficients were compared.

Journal

Marine Biology – Springer Journals

Published: Jun 1, 1986

There are no references for this article.