| health of white sucker within the st. louis river area of concern associated with habitat usage as assessed using stable isotopes. | in spring 2011, 200 adult white sucker were collected in four areas of the st. louis river area of concern (aoc), located in minnesota and wisconsin, usa. the areas included the upper aoc as a reference area, the upper estuary, st. louis bay and superior bay. grossly visible abnormalities were documented and preserved for microscopic analyses, as were five to eight representative pieces of liver tissue. a piece of dorsal muscle was preserved for stable isotope analyses and otoliths removed for a ... | 2014 | 24370817 |