Mercury sources to Lake Ozette and Lake Dickey: Highly contaminated remote coastal lakes, Washington State, USA

Water, Air, & Soil Pollution
By: , and 

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Abstract

Mercury concentrations in largemouth bass and mercury accumulation rates in age-dated sediment cores were examined at Lake Ozette and Lake Dickey in Washington State. Goals of the study were to compare concentrations in fish tissues at the two lakes with a larger statewide dataset and examine mercury pathways to the lakes. After accounting for fish length, tissue concentrations at the lakes were significantly higher than other Washington State lakes. Wet deposition and historical atmospheric monitoring from the area show no indication of enhanced local or regional deposition. Sediment core records from the lakes indicate rising sedimentation rates coinciding with logging in the lakes’ drainages has greatly increased the net flux of mercury to the waterbodies.

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Publication type Article
Publication Subtype Journal Article
Title Mercury sources to Lake Ozette and Lake Dickey: Highly contaminated remote coastal lakes, Washington State, USA
Series title Water, Air, & Soil Pollution
DOI 10.1007/s11270-009-0165-y
Volume 208
Year Published 2010
Language English
Publisher Springer Link
Contributing office(s) Massachusetts Water Science Center, Woods Hole Coastal and Marine Science Center
Description 12 p.
First page 275
Last page 286
Country United States
State Washington
Other Geospatial Lake Dickey, Lake Ozette
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