| increasing mercury in yellow perch at a hotspot in atlantic canada, kejimkujik national park. | in the mid-1990s, yellow perch (perca flavescens) and common loons (gavia immer) from kejimkujik national park and national historic site (knpnhs), nova scotia, canada, had among the highest mercury (hg) concentrations across north america. in 2006 and 2007, we re-examined 16 lakes to determine whether there have been changes in hg in the loon's preferred prey, yellow perch. total hg concentrations were measured in up to nine perch in each of three size classes (5-10 cm, 10-15 cm, and 15-20 cm) ... | 2010 | 21062071 |
| general and histological indicators of health in wild fishes from a biological mercury hotspot in northeastern north america. | kejimkujik national park and national historic site, nova scotia, canada, is considered a biological mercury (hg) hotspot because the tissues of yellow perch (perca flavescens) and common loons (gavia immer) inhabiting the lakes frequently exceed so-called safe levels of hg. in the present study, the relationships between hg and overall health of males and females of 3 forage fish species (brown bullhead ameirus nebulosus, banded killifish fundulus diaphanus, and golden shiner notemigonus crysol ... | 2017 | 27595668 |