{"refrec":{"BRefID":238259,"RR":"<b>Byer, J.D.; Alaee, M.; Brown, R.S.; Lebeuf, M.; Backus, S.; Keir, M.; Pacepavicius, G.; Casselman, J.; Belpaire, C.; Oliveira, K.; Verreault, G.; Hodson, P.V.</b> (2013). Spatial trends of dioxin-like compounds in Atlantic anguillid eels. <i>Chemosphere 91(10)</i>: 1439-1446. <a href=\"http://dx.doi.org/10.1016/j.chemosphere.2013.01.062\" target=\"_blank\">dx.doi.org/10.1016/j.chemosphere.2013.01.062</a>","BEntID":229946,"PublicFlag":1,"CheckedFlag":1,"wosflag":1,"vabbflag":1,"RefStringPartII":". <i>Chemosphere 91(10)</i>: 1439-1446. <a href=\"https://dx.doi.org/10.1016/j.chemosphere.2013.01.062\" target=\"_blank\">https://dx.doi.org/10.1016/j.chemosphere.2013.01.062</a>","DocTypID":8,"DocType":"Journal article","MarineFlag":0,"FreshFlag":0,"BrackishFlag":0,"TerrestrialFlag":0,"Authorstring":"Byer, J.D.; Alaee, M.; Brown, R.S.; Lebeuf, M.; Backus, S.; Keir, M.; Pacepavicius, G.; Casselman, J.; Belpaire, C.; Oliveira, K.; Verreault, G.; Hodson, P.V.","OrigTitleTranslFlag":0,"Authorstringtrunc":"Byer, J.D. <i>et al.</i>","Englishabstract":"Several temperate freshwater eel stocks have experienced unsustainable declines, yet to be explained. The decline of lake trout (<i>Salvelinus namaycush</i>) in Lake Ontario has been linked to aryl-hydrocarbon receptor agonists such as polychlorinated dibenzo-<i>p</i>-dioxins/dibenzofurans (PCDD/Fs), dioxin-like polychlorinated biphenyls (dl-PCBs), and polychlorinated naphthalenes (PCNs), and the question remains whether eels are affected similarly by these compounds. Concentrations of PCDD/Fs, dl-PCBs, and PCNs were determined in eels collected at seven locations in eastern Canada including L. Ontario, one location in New York, USA, and one location in Flanders, Belgium. Concentrations varied greatly among origins, indicating dissimilar historic loadings to local areas. The risk to eel reproduction was evaluated with 2,3,7,8-TCDD toxic equivalents, and increased by 10-fold from the least to most contaminated site. The risk to eel recruitment from dioxin-like compounds in American eel using available guidelines is low. The development of a more comprehensive model for eel recruitment risk assessment due to dioxin-like compounds, using eel-specific guidelines, is recommended. Toxic equivalents were 5-fold higher when based on mammalian toxic equivalency factors compared to fish values. About half of the eels captured in L. Ontario exceeded the Canadian guideline for fish consumption (20 pg TEQ g<sup>-1</sup> ww), but there were no other exceedances in Canada. The current risk to eel consumers in Canada is low overall, except for highly urbanized and industrialized areas.","AbstractOtherLang":null,"BibLvlCode":"AS","StandardTitle":"Spatial trends of dioxin-like compounds in Atlantic anguillid eels","OrigTitleLangCode":"en","OrigTitleLangCodeExtended":"eng","OrigTitleLangID":15,"DateLastModified":{"date":"2024-12-10 01:33:17.368041","timezone_type":1,"timezone":"+01:00"},"UserAccessRight":null,"UserAccID":null,"AuthorKeywords":"Dioxin-like compounds; American eel (Anguilla rostrata); European eel(Anguilla anguilla); Toxic equivalence; Recruitment failure; Fishconsumption guidelines","OtherDescriptors":null,"Notes":null,"AnaPub":2013,"MonPub":null,"DateUpdate":"2015-10-29","DateCreate":"2014-05-18","SecASFANote":null,"ConfID":null,"PeerRev":1,"VlizCoreFlag":1,"WoScode":"WOS:000319094200009","VABBcode":null,"OpenAcc":0,"DOI":"10.1016/j.chemosphere.2013.01.062"},"refs":null,"anarec":{"AnaID":238259,"PubliDate":2013,"Pagination":"1439-1446","XtraPublOfAnaID":null,"ISBN":null,"Volume":"91","Issue":"10","BRefMon":null,"BRefMonRR":null,"BRefXtra":null,"BRefXtraRR":null,"SerBRefID":42564,"SerRR":"Chemosphere. 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