Fig 2. Morphological analysis of the progeny of P. lividus females exposed to cadmium and manganese.
Females were treated for 2 and 9 days with cadmium (Cd) 10−6 M and manganese (Mn) 3.6 x 10−5 M, as described in Materials and Methods. Offspring was reared in sea water (sw) or in the presence of the metal. The development was monitored after 48 hpf. A. Percentage of normal and abnormal plutei; B. Representative pictures of the main abnormalities (bar = 100 μm). Significant differences compared to the control **P<0.01, ***P<0.001; Two-way ANOVA (P<0.05), with Bonferroni’s Post Test. Light grey: normal plutei; dark grey: abnormal plutei. N = 8.