Mercury contamination and life history traits of Allis shad Alosa alosa (Linnaeus, 1758) and twaite shad Alosa fallax (Lacépède, 1803) in the Gironde estuary (South West France)
Résumé
Mercury concentration [Hg] was assessed in 20 adult Allis shad Alosa alosa (5459 cm) and 20 adult Twaite shad Alosa fallax (3644 cm) collected during their spawning migration in the Dordogne and the Garonne rivers (France).