| mercury concentrations in fish from lake meredith, texas: implications for the issuance of fish consumption advisories. | we examined how length of fish is related to mercury concentrations in muscle tissue of seven species of fish from lake meredith, texas and determined how sex and growth rate are related to mercury concentration in walleye (sander vitreus). flathead catfish (pylodictis olivaris), walleye and white bass (morone chrysops) had the highest concentrations of mercury and channel catfish (ictalurus punctatus), common carp (cyprinus carpio), river carpsucker (carpiodes carpio) and gizzard shad (dorosoma ... | 2006 | 17054010 |
| factors influencing mercury accumulation in three species of forage fish from caddo lake, texas, usa. | most studies that have examined mercury (hg) contamination of fish have focused on game species feeding near the top of the food web, while studies that examine forage fish that feed near the base of the food web are rare. we conducted a survey of hg contamination in three species of forage fish, brook silverside (labidesthes sicculus), threadfin shad (dorosoma petenense) and gizzard shad (dorosoma cepedianum), from caddo lake, texas, usa and found species-specific differences in hg concentratio ... | 2010 | 21179952 |