Mercury and selenium in a top-predator fish, Trichiurus lepturus (Linnaeus, 1758), from the tropical Brazilian Coast, Rio de Janeiro.
Bull Environ Contam Toxicol
; 89(2): 434-8, 2012 Aug.
Article
en En
| MEDLINE
| ID: mdl-22617947
ABSTRACT
Muscular mercury and selenium were assessed in a voracious fish from three Brazilian coastal areas with different environmental conditions. Mercury was higher in specimens from Ilha Grande Bay (0.35 ± 0.17 µg g(-1)) than in cutlassfish from Guanabara Bay (0.30 ± 0.15 µg g(-1)) and Buzios coast (0.13 ± 0.08 µg g(-1)), respectively. No difference was found regarding selenium among these areas. Mercury was positively correlated with fish length and size intervals (sub-adult, small and large adult), suggesting that larger and older fish bioaccumulated more mercury. A large excess of molar selenium in relation to mercury was observed.
Texto completo:
1
Bases de datos:
MEDLINE
Asunto principal:
Selenio
/
Contaminantes Químicos del Agua
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Perciformes
/
Monitoreo del Ambiente
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Mercurio
Límite:
Animals
País/Región como asunto:
America do sul
/
Brasil
Idioma:
En
Revista:
Bull Environ Contam Toxicol
Año:
2012
Tipo del documento:
Article
País de afiliación:
Brasil