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Short‐Term Toxicity of 1‐Methylnaphthalene to Americamysis bahia and 5 Deep‐Sea Crustaceans

Research output: Contribution to journalArticlepeer-review

Abstract

<p> There are few studies that have evaluated hydrocarbon toxicity to vertically migrating deep&hyphen;sea micronekton. Crustaceans were collected alive using a 9&hyphen;m <sup> 2 </sup> Tucker trawl with a thermally insulated cod end and returned to the laboratory in 10&thinsp;&deg;C seawater. Toxicity of the polycyclic aromatic hydrocarbon 1-methylnaphthalene to <em> Americamysis bahia </em> , <em> Janicella spinacauda </em> , <em> Systellaspis debilis </em> , <em> Sergestes </em> sp., <em> Sergia </em> sp., and a euphausiid species was assessed in a constant exposure toxicity test utilizing a novel passive dosing toxicity testing protocol. The endpoint of the median lethal concentration tests was mortality, and the results revealed high sensitivity of the deep&hyphen;sea micronekton compared with other species for which these data are available. Threshold concentrations were also used to calculate critical target lipid body burdens using the target lipid model.</p>
Original languageAmerican English
Pages (from-to)3415-3423
Number of pages9
JournalEnvironmental Toxicology and Chemistry
Volume36
Issue number12
DOIs
StatePublished - Jul 21 2017

Bibliographical note

Publisher Copyright:
© 2017 The Authors. Environmental Toxicology and Chemistry published by Wiley Periodicals, Inc. on behalf of SETAC

Funding

Acknowledgment—The present study was made possible by a grant from The Gulf of Mexico Research Initiative to support research entitled “D-TOX: Deep Sea Risk Assessment and Species Sensitivity to WAF, CEWAF and Dispersant.” The authors thank the captain and crew of the R/V F.G. Walton Smith and students M. Morales McDevitt, L. Zarate, R. Hartland, J. Sickles, D. Nichols, and R. Sieber.

Funders
Gulf of Mexico Research Initiative

    ASJC Scopus Subject Areas

    • Health, Toxicology and Mutagenesis
    • Environmental Chemistry

    Keywords

    • Deep-sea crustacean
    • Marine toxicity test
    • Polycyclic aromatic hydrocarbon
    • 1-Methylnapthalene
    • Passive dosing
    • 1-Methylnaphthalene

    Disciplines

    • Marine Biology
    • Oceanography and Atmospheric Sciences and Meteorology
    • Life Sciences

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