http://www.cnr.it/ontology/cnr/individuo/prodotto/ID53103
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)
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- 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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