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i This document has been approved for publication by the U.S. Environmental Protection Agency. Mention of trade names or commercial products does not constitute endorsement or recommendation for use. This document describes existing knowledge on the use of bioaccumulation data as part of sediment quality assessments. It is not intended to serve as guidance(More)
Seminomas and dysgerminomas are epizootic in softshell clams, Mya arenaria, from three Maine estuaries contaminated with herbicides. The first epizootic was discovered in 22% of clams collected as Searsport near Long Cove Brook and three culverts that conveyed heating oil and jet fuel spilled from a tank farm in 1971. Data from subsequent epizootiological(More)
Isotopic ratios of fish otoliths have been used in numerous studies as natural tags or markers to aid in the study of connectivity among fish populations. We investigated the use of spatial and temporal changes in the stable carbon and oxygen isotope ratios of otoliths to differentiate juvenile habitats of winter flounder (Pseudopleuronectes americanus).(More)
Destroy this report when no longer needed. Do not return it to the origrnator. The findings in this report are not to be construed as an official Department of the Army posrtion unless so desrgnated by other authorized documents. The contents of this report are not to be used for adverrislng. publfcation. or promotlonal purposes. Citation of trade names(More)
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