Acid washing effect on elemental and isotopic composition of whole beach arthropods: Implications for food web studies using stable isotopes (Articolo in rivista)

Type
Label
  • Acid washing effect on elemental and isotopic composition of whole beach arthropods: Implications for food web studies using stable isotopes (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.actao.2008.04.002 (literal)
Alternative label
  • Serrano O.(1), Serrano L.(1), Mateo M.A.(1), Colombini I.(2), Chelazzi L.(2), Gagnarli E.(2), Fallaci M.(2) (2008)
    Acid washing effect on elemental and isotopic composition of whole beach arthropods: Implications for food web studies using stable isotopes
    in Acta oecologica (Montrouge)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Serrano O.(1), Serrano L.(1), Mateo M.A.(1), Colombini I.(2), Chelazzi L.(2), Gagnarli E.(2), Fallaci M.(2) (literal)
Pagina inizio
  • 89 (literal)
Pagina fine
  • 96 (literal)
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  • 34 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#note
  • IF: 1.458 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • 1. CSIC, Ctr Estudios Avanzados Blanes, Blanes 17300, Girona Spain 2. CNR, Ist Studio Ecosistemi, I-50019 Sesto Fiorentino, Italy (literal)
Titolo
  • Acid washing effect on elemental and isotopic composition of whole beach arthropods: Implications for food web studies using stable isotopes (literal)
Abstract
  • Inorganic carbon removal through acidification is a common practice prior to isotopic analysis of macroinvertebrate samples. We have experimentally tested the effect of acidification on the elemental and isotopic composition of a range of beach arthropod species. Acidification resulted in a significant depletion of 7.7% and 1.2% on average for carbon and nitrogen, respectively, suggesting that acid washing affects body carbon compounds other than carbonates. With a few exceptions, d13C and d15N showed no changes following 1 N HCl attack. Based on those exceptions, our results show that only those samples with a high CaCO3 content result in impoverished 13C as a consequence of acidification. Those suspected to be carbonate-free are not significantly affected. Concerning d15N values, only high carbonate species were affected when treated with HCl. As a standard protocol, it is recommended to acidify only carbonate-rich samples prior to d13C analyses. When possible, muscle tissue samples should be used instead of the entire organism. (literal)
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