Characteristic Females Males   n Mean n Mean Total length (mm) 23 497 (7) 27 433 (7) Weight (g) 23 1264 (53) 27 863 (48) Age (years) 23 3.7 (0.2) 26 4.2 (0.2) Hg (ng/g) 23 113 (7) 27 111 (6) MeHg (ng/g) 23 104 (6) 27 101 (6)

Table 1: Mean values for total length, weight, age, Hg concentration, and MeHg concentration, by sex, of the summer flounder from New Jersey coastal waters, November 2013, used in the study. Standard error of the mean enclosed within parentheses. n = number of fish.